CALDAIA MURALE A GAS A CONDENSAZIONE. Manuale per l uso destinato all utente e all installatore CONDENSING GAS WALL-HUNG BOILERS
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(2) Dear Customer, 2XU FRPSDQ\ LV FRQ¿GHQW RXU QHZ SURGXFW ZLOO PHHW DOO \RXU UHTXLUHPHQWV %X\LQJ RQH RI RXU SURGXFWV JXDUDQWHHV DOO \RXU H[SHFWDWLRQV JRRGSHUIRUPDQFHFRPELQHGZLWKVLPSOHDQGUDWLRQDOXVH 3OHDVHGRQRWSXWWKLVERRNOHWDZD\ZLWKRXWUHDGLQJLW¿UVW LWFRQWDLQVXVHIXOLQIRUPDWLRQIRUWKHFRUUHFWDQGHႈFLHQWXVHRI\RXU product.. Our company declares that these products are marked IROORZLQJ'LUHFWLYHV . LQFRPSOLDQFHZLWKWKHHVVHQWLDOUHTXLUHPHQWVRIWKH. - Gas regulation (EU) 2016/426 - (ႈFLHQF\'LUHFWLYH92/42/EEC - Electromagnetic Compatibility Directive 2014/30/EU - /RZ9ROWDJH'LUHFWLYH2014/35/EU - Ecodesign directive 2009/125/EC - Regulation (EU) No 2017/1369 IRUERLOHUVZLWK3RZHU N:
(3) - Ecodesign regulation (EU) No 813/2013 - Energy labelling regulation (EU) No 811/2013 IRUERLOHUVZLWK3RZHU N:
(4). User & Installer. (en). Our company, constantly striving to improve the products, reserves the right to modify the details given in this documentation DWDQ\WLPHDQGZLWKRXWQRWLFH7KHVH,QVWUXFWLRQVDUHRQO\PHDQWWRSURYLGHFRQVXPHUVZLWKXVHLQIRUPDWLRQDQGXQGHUQR FLUFXPVWDQFHVKRXOGWKH\EHFRQVWUXHGDVDFRQWUDFWZLWKDWKLUGSDUW\. The appliance can be used by children aged 8 or over and by people with reduced physical, sensory or mental faculties, or who do not have the required experience or knowledge, provided they are supervised or have received instructions on using the appliance safely and understanding its intrinsic hazards. Children must not play with the appliance. The cleaning and maintenance operations reserved to the user must not be performed by unsupervised children. CONTENT. 1. 1.1 1.2 2. 3. 4. 5. 6. 7. 8. 9. 9.1 10. 10.1 10.2 11. 11.1 11.2 12. 12.1 12.2 12.3 12.4 13. 13.1 14. 14.1 15. 16. . DESCRIPTION OF SYMBOLS .....................................................................................................................................................................25 SAFETY WARNINGS....................................................................................................................................................................................25 GENERAL PRECAUTIONS .........................................................................................................................................................................26 ENERGY-SAVING TIPS ................................................................................................................................................................................26 COMMISSIONING THE BOILER ..................................................................................................................................................................27 ADJUSTING THE CH AND DHW FLOW TEMPERATURE ..........................................................................................................................27 OPERATING MODES ...................................................................................................................................................................................27 PROLONGED SHUTDOWN. ANTI-FREEZE PROTECTION .......................................................................................................................28 GAS CONVERSION .....................................................................................................................................................................................28 FAULTS .........................................................................................................................................................................................................28 BOILER INFORMATION MENU ...................................................................................................................................................................29 SWITCHING OFF THE BOILER ...................................................................................................................................................................29 FILLING THE SYSTEM .................................................................................................................................................................................29 ROUTINE MAINTENANCE INSTRUCTIONS ...............................................................................................................................................29 INSTRUCTIONS PRIOR TO INSTALLATION ...............................................................................................................................................30 INSTALLING THE BOILER ...........................................................................................................................................................................30 BOILER DIMENSIONS AND GAS WATER CONNECTIONS .......................................................................................................................30 INSTALLING THE FLUE ...............................................................................................................................................................................31 CONCENTRIC DUCTS .................................................................................................................................................................................31 SEPARATE DUCTS ......................................................................................................................................................................................31 ELECTRICAL CONNECTIONS.....................................................................................................................................................................32 CONNECTING THE ROOM THERMOSTAT.................................................................................................................................................32 ACCESSORIES NOT INCLUDED IN THE SUPPLY.....................................................................................................................................33 SPECIAL FUNCTIONS .................................................................................................................................................................................34 INITIAL IGNITION .........................................................................................................................................................................................34 SYSTEM GAS EXTRACTION FUNCTION ...................................................................................................................................................34 CHIMNEY SWEEPER ...................................................................................................................................................................................34 COMBUSTION TEST (CO2%).......................................................................................................................................................................35 COMBUSTION ADJUSTMENT FUNCTION (CO2%) ....................................................................................................................................35 GAS VALVE...................................................................................................................................................................................................35 GAS CONVERSION METHODS ..................................................................................................................................................................35 PARAMETERS SETTING .............................................................................................................................................................................36 ADJUSTING MAXIMUM HEATING POWER ................................................................................................................................................37 TROUBLESHOOTING SERVICE FAULTS ...................................................................................................................................................38 ADJUSTMENT AND SAFETY DEVICES ......................................................................................................................................................40 3803&$3$&,7<+($' .............................................................................................................................................................................40. 7733595 (04-04/20). 24.
(5) 18. 19. 19.1 19.2 19.3 19.4 20. 21. 22. 23.. POSITIONING THE ELECTRODES .............................................................................................................................................................40 ANNUAL SERVICING ...................................................................................................................................................................................41 HYDRAULIC UNIT ........................................................................................................................................................................................41 CLEANING THE FILTERS ............................................................................................................................................................................41 DISMOUNTING THE WATER-WATER HEAT EXCHANGER .......................................................................................................................41 REPLACEMENT OF PARTS.........................................................................................................................................................................42 AUTOMATIC CALIBRATION FUNCTION .....................................................................................................................................................42 DISMANTLING, DISPOSAL AND RECYCLING ...........................................................................................................................................42 TECHNICAL SPECIFICATIONS ...................................................................................................................................................................43 TECHNICAL PARAMETERS ........................................................................................................................................................................44 PRODUCT FICHE .........................................................................................................................................................................................45. DESCRIPTION OF SYMBOLS WARNING 5LVNRIGDPDJHWRRUPDOIXQFWLRQRIWKHDSSOLDQFH3D\VSHFLDODWWHQWLRQWRWKHZDUQLQJVFRQFHUQLQJ danger to people. DANGER OF BURNS :DLWIRUWKHDSSOLDQFHWRFRROGRZQEHIRUHZRUNLQJRQWKHSDUWVH[SRVHGWRKHDW. DANGER OF FREEZING 3RVVLEOHIRUPDWLRQRILFHGXHWRORZWHPSHUDWXUHV IMPORTANT INFORMATION ,QIRUPDWLRQWRUHDGZLWKSDUWLFXODUFDUHDVLWLVXVHIXOIRUWKHFRUUHFWRSHUDWLRQRIWKHERLOHU GENERIC PROHIBITION ,WLVIRUELGGHQWRGRXVHWKHWKLQJVLQGLFDWHGDORQJVLGHWKHV\PERO. SAFETY WARNINGS SMELL OF GAS 6ZLWFKRႇWKHERLOHU 'RQRWDFWLYDWHDQ\HOHFWULFDOGHYLFH VXFKDVVZLWFKLQJRQWKHOLJKW
(6) 3XWRXWDQ\QDNHGÀDPHVDQGRSHQWKHZLQGRZV Call an Authorised Service Centre.. (en). • • • •. SMELL OF COMBUSTION FUMES • 6ZLWFKRႇWKHERLOHU • 2SHQDOOWKHGRRUVDQGZLQGRZVWRYHQWLODWHWKHURRP • Call an Authorised Service Centre.. FLAMMABLE MATERIAL 'RQRWXVHDQGRUVWRUHKLJKO\ÀDPPDEOHPDWHULDO WKLQQHUVSDSHUHWF
(7) QHDUWKHERLOHU. SERVICING AND CLEANING THE BOILER 6ZLWFKRႇWKHERLOHUEHIRUHZRUNLQJRQLW. The appliance is not intended to be used by persons with reduced physical, sensory or mental capacities, or who lack H[SHULHQFHRUNQRZOHGJHXQOHVVWKURXJKWKHPHGLDWLRQRIDSHUVRQUHVSRQVLEOHIRUWKHLUVDIHW\WKH\KDYHKDGWKHEHQH¿W of supervision or of instructions on the use of the appliance.. 25. User & Installer. DANGER - HIGH VOLTAGE Live components - electrocution hazard.. 7733595 (04-04/20).
(8) GENERAL PRECAUTIONS 7KLV ERLOHU KDV EHHQ GHVLJQHG WR KHDW ZDWHU WR D WHPSHUDWXUH ORZHU WKDQ ERLOLQJ SRLQW DW DWPRVSKHULF SUHVVXUH ,W PXVW EH FRQQHFWHGWRDFHQWUDOKHDWLQJV\VWHPDQGWRDGRPHVWLFKRWZDWHUVXSSO\V\VWHPDFFRUGLQJWRLWVSHUIRUPDQFHDQGSRZHURXWSXW %HIRUHKDYLQJWKHERLOHULQVWDOOHGE\DTXDOL¿HGVHUYLFHHQJLQHHUPDNHVXUHWKHIROORZLQJRSHUDWLRQVDUHSHUIRUPHG • Make sure that the boiler is adjusted to use the type of gas delivered by the gas supply. To do this, check the markings on the packaging and the data label on the appliance. • 0DNHVXUHWKDWWKHÀXHWHUPLQDOGUDIWLVDSSURSULDWHWKDWWKHWHUPLQDOLVQRWREVWUXFWHGDQGWKDWQRH[KDXVWJDVHVIURPRWKHU DSSOLDQFHVDUHH[SHOOHGWKURXJKWKHVDPHÀXHGXFWXQOHVVWKHODWWHUKDVEHHQVSHFLDOO\GHVLJQHGWRFROOHFWH[KDXVWJDVIURP PRUHWKDQRQHDSSOLDQFHLQFRPSOLDQFHZLWKFXUUHQWODZVDQGUHJXODWLRQV • 0DNHVXUHWKDWLIWKHERLOHULVFRQQHFWHGWRH[LVWLQJÀXHGXFWVWKHVHKDYHEHHQWKRURXJKO\FOHDQHGDVUHVLGXDOSURGXFWVRI FRPEXVWLRQPD\GHWDFKIURPWKHZDOOVGXULQJRSHUDWLRQDQGREVWUXFWWKHÀRZRIIXPHV • 7RHQVXUHFRUUHFWRSHUDWLRQDQGPDLQWDLQWKHZDUUDQW\REVHUYHWKHIROORZLQJSUHFDXWLRQV 1. DHW circuit 1.1,IWKHZDWHULVKDUGHUWKDQ) ) PJFDOFLXPFDUERQDWHSHUOLWUHRIZDWHU
(9) LQVWDOODSRO\SKRVSKDWHGLVSHQVHURUDQ HTXLYDOHQWWUHDWPHQWV\VWHPFRPSOLDQWZLWKFXUUHQWUHJXODWLRQV 1.27KRURXJKO\ÀXVKWKHV\VWHPDIWHULQVWDOODWLRQRIWKHDSSOLDQFHDQGEHIRUHXVH 1.37KHPDWHULDOVXVHGIRUWKH'+:FLUFXLWFRPSO\ZLWK'LUHFWLYH (&. User & Installer. (en). 2. Heating circuit 2.1 New system:%HIRUHLQVWDOOLQJWKHERLOHUWKHV\VWHPPXVWEHFOHDQHGDQGÀXVKHGWRHOLPLQDWHUHVLGXDOWKUHDGFXWWLQJVZDUI VROGHUDQGDQ\VROYHQWVXVLQJVXLWDEOHRႇWKHVKHOIQRQDFLGDQGQRQDONDOLQHSURGXFWVWKDWGRQRWGDPDJHPHWDOSODVWLFDQG rubber parts. To protect the system from scale, use inhibitors such as SENTINEL X100 and FERNOX protector for heating circuits. 8VHWKHVHSURGXFWVLQVWULFWFRPSOLDQFHZLWKWKHPDQXIDFWXUHUV LQVWUXFWLRQV 2.2 Existing system: Before installing the boiler, drain the system and clean it to remove sludge and contaminants, using suitable proprietary products. Recommended cleaning products are: SENTINEL X300 or X400 and FERNOX regenerator for heating FLUFXLWV 8VH WKHVH SURGXFWV LQ VWULFW FRPSOLDQFH ZLWK WKH PDQXIDFWXUHUV LQVWUXFWLRQV 5HPHPEHU WKDW WKH SUHVHQFH RI IRUHLJQ ERGLHVLQWKHKHDWLQJV\VWHPFDQDGYHUVHO\DႇHFWERLOHURSHUDWLRQ HJRYHUKHDWLQJDQGH[FHVVLYHQRLVHRIWKHKHDWH[FKDQJHU
(10) ,QLWLDOOLJKWLQJRIWKHERLOHUPXVWEHFDUULHGRXWE\DQDXWKRULVHG6HUYLFH(QJLQHHUZKRPXVW¿UVWHQVXUHWKDW • 7KHUDWHGGDWDFRUUHVSRQGWRWKHVXSSO\ HOHFWULFLW\ZDWHUDQGJDV
(11) GDWD • 7KDWWKHLQVWDOODWLRQFRPSOLHVZLWKFXUUHQWUHJXODWLRQV • 7KHDSSOLDQFHLVFRUUHFWO\FRQQHFWHGWRWKHSRZHUVXSSO\DQGHDUWKHG Failure to observe the above will render the warranty null and void. The names of the Authorised Service Centres are indicated in the attached sheet. Prior to commissioning, remove the protective plastic coating from the boiler. Do not use any tools or abrasive detergents to do this as you may damage the painted surfaces.. Do not leave any packaging (plastic bags, polystyrene, etc.) within the reach of children as they are a potential source of danger.. ENERGY-SAVING TIPS Adjustment in the heating mode $GMXVWWKHERLOHUÀRZWHPSHUDWXUHGHSHQGLQJRQWKHNLQGRIV\VWHP)RUV\VWHPVZLWKUDGLDWRUVVHWDPD[LPXPKHDWLQJZDWHUÀRZ WHPSHUDWXUHRIDSSUR[LPDWHO\&DQGLQFUHDVHWKLVYDOXHLIWKHUHTXLUHGURRPWHPSHUDWXUHLVQRWUHDFKHG)RUV\VWHPVZLWK UDGLDQWÀRRUSDQHOVGRQRWH[FHHGWKHWHPSHUDWXUHLQGLFDWHGE\WKHV\VWHPGHVLJQHU8VHWKH([WHUQDO6HQVRUDQGRU&RQWURO 3DQHOWRDXWRPDWLFDOO\DGMXVWWKHÀRZWHPSHUDWXUHWRDWPRVSKHULFFRQGLWLRQVRUWKHLQGRRUWHPSHUDWXUH7KLVHQVXUHVWKDWQRPRUH KHDWWKDQWKDWHႇ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but open them completely for a short period. Domestic hot water 6HWWLQJ WKH GRPHVWLF KRW ZDWHU DW WKH UHTXLUHG WHPSHUDWXUH ZLWKRXW PL[LQJ LW ZLWK FROG ZDWHU VDYHV D ORW RI PRQH\$GGLWLRQDO KHDWLQJZDVWHVHQHUJ\DQGFUHDWHVDGGLWLRQDOVFDOH. 7733595 (04-04/20). 26.
(12) 1. COMMISSIONING THE BOILER 7ROLJKWWKHERLOHUFRUUHFWO\SURFHHGDVIROORZV • • • •. &KHFNWKDWWKHV\VWHPSUHVVXUHLVFRUUHFW VHFWLRQ
(13) 3RZHUWKHERLOHU 2SHQWKHJDVWDS \HOORZSRVLWLRQHGXQGHUWKHERLOHU
(14) Select the required heating mode (section 1.2). Key to BUTTONS DHW temperature adjustment. . (+ to increase the temperature and – to decrease it). . +HDWLQJZDWHUWHPSHUDWXUHDGMXVWPHQW. . . (+ to increase the temperature and – to decrease it). Boiler operating information. . Operating mode: '+:±'+: +HDWLQJ±+HDWLQJ2QO\. . . . 2ႇ±5HVHW±([LWPHQXIXQFWLRQV. USER Section. Key to SYMBOLS 2ႇ KHDWLQJDQG'+:GLVDEOHG (only boiler anti-freeze protection is active). Burner lit. Fault preventing the burner from lighting. DHW operating mode enabled. %RLOHUV\VWHPZDWHUSUHVVXUHORZ. Heating mode enabled. Technical Service Centre call-in. Programming menu. Manually resettable fault (. Boiler information menu. ). Fault in progress. 6HWXQLWRIPHDVXUHPHQW 6,86
(15). 1.1 ADJUSTING THE CH AND DHW FLOW TEMPERATURE HEATING ZKLOHWKHERLOHULVRSHUDWLQJLQWKHKHDWLQJPRGHWKHGLVSOD\VKRZVWKHÀDVKLQJV\PERO WHPSHUDWXUH &
(16) When connected to an External Sensor,. and the heating delivery. LQGLUHFWO\DGMXVWWKHURRPWHPSHUDWXUH IDFWRU\VHWWLQJ&VHHVHFWLRQ
(17) . DHW :KLOHWKHERLOHULVRSHUDWLQJLQWKH'+:PRGHWKHGLVSOD\VKRZVWKHÀDVKLQJV\PERO WHPSHUDWXUH &
(18) . and the primary boiler circuit. 1.2 OPERATING MODES SYMBOL DISPLAYED. OPERATING MODE DHW DHW & HEATING. To enable the appliance in DHW - Heating or Heating only press and choose one of the three available modes.. repeatedly. 7R GLVDEOH WKH ERLOHU RSHUDWLQJ PRGHV ZKLOVW NHHSLQJ WKH DQWLIUHH]H IXQFWLRQ enabled, press for at least 3 seconds. Just the symbol appears on the GLVSOD\ WKHGLVSOD\EDFNOLJKWLQJÀDVKHVLIWKHERLOHULVEORFNHG
(19) . HEATING ONLY. 27. 7733595 (04-04/20). (en). Press and UHVSHFWLYHO\WRDGMXVWWKH&+DQG'+:ÀRZWHPSHUDWXUH LIDQH[WHUQDOVWRUDJHERLOHULV¿WWHG
(20) :KHQ WKHEXUQHULVOLWWKHGLVSOD\VKRZVWKHV\PERO ..
(21) 2. PROLONGED SHUTDOWN. ANTI-FREEZE PROTECTION 'RQRWGUDLQWKHZKROHV\VWHPDV¿OOLQJXSZLWKZDWHUDJDLQFRXOGFDXVHXQQHFHVVDU\DQGKDUPIXOVFDOHWREXLOGXSLQVLGHWKH ERLOHUDQGWKHKHDWLQJHOHPHQWV,IWKHERLOHULVQRWXVHGGXULQJZLQWHUDQGLVWKHUHIRUHH[SRVHGWRWKHGDQJHURIIURVWDGGVRPH VSHFL¿FDQWLIUHH]HWRWKHZDWHULQWKHV\VWHP HJ SURS\OHQHJO\FROFRXSOHGZLWKFRUURVLRQDQGVFDOHLQKLELWRUV
(22) 7KHHOHFWURQLF ERLOHUPDQDJHPHQWV\VWHPLQFOXGHVD³IURVWSURWHFWLRQ´IXQFWLRQIRUWKHKHDWLQJV\VWHPZKLFKZKHQGHOLYHU\WHPSHUDWXUHIDOOV EHORZ&OLJKWVWKHEXUQHUXQWLODGHOLYHU\WHPSHUDWXUHRI&LVUHDFKHG The function is operative if: the boiler is electrically powered, there is gas, system pressure is normal and the boiler is not blocked.. 3. GAS CONVERSION The boilers can operate both on natural gas (G20) and LPG (G31). All gas conversions must be made by the AUTHORISED TECHNICAL SERVICE CENTRE.. 4. FAULTS 7KH IDXOWV VKRZQ RQ WKH GLVSOD\ DUH LGHQWL¿HG ZLWK WKH V\PERO FRPSOHWHOLVWRIIDXOWVVHHWKHIROORZLQJWDEOH. and a number (fault code). For a. USER Section. (en). If appears on the display the fault must be RESET by the user. for 2 seconds. If faults are displayed frequently, call the 7R5(6(7WKHERLOHUSUHVVDQGKROGGRZQ Authorised Service Centre. Description of fault. Action. 10. External probe sensor faulty. Call the Authorised Service Centre.. 12. +\GUDXOLFGLႇHUHQWLDOSUHVVXUHVZLWFKVZLWFKLQJIDLOXUH. Call the Authorised Service Centre.. 13. +\GUDXOLFGLႇHUHQWLDOSUHVVXUHVZLWFKFRQWDFWVVWXFN. Call the Authorised Service Centre.. 15. Gas valve control error. Call the Authorised Service Centre.. 18. +\GUDXOLFFLUFXLWDXWRPDWLF¿OOLQJLQSURJUHVV. :DLWIRUWKHHQGRIWKH¿OOLQJF\FOH. 19. )DXOWLQV\VWHP¿OOLQJSKDVH. 3UHVVDQGKROGGRZQ. 20. 17&ÀRZVHQVRUIDXOW\. Call the Authorised Service Centre.. 28. NTC fumes sensor faulty. Call the Authorised Service Centre.. for at least 2 seconds.. 40. NTC return sensor faulty. Call the Authorised Service Centre.. 50. 17&GRPHVWLFKRWZDWHUVHQVRUIDXOW\. Call the Authorised Service Centre.. 53. Fumes outlet obstructed. 'LVFRQQHFWWKHERLOHUIURPWKHPDLQVSRZHUVXSSO\ IRUDIHZVHFRQGVIf the fault persists, call the authorised technical service centre. 55. Electronic board not calibrated. Call the Authorised Service Centre.. &RPPXQLFDWLRQSUREOHPEHWZHHQERLOHUERDUGDQGFRQWURO XQLW3UREDEOHVKRUWFLUFXLWRQZLULQJ. Call the Authorised Service Centre.. Fumes fault during calibration (probable fumes recirculation). Call the Authorised Service Centre.. 109. Air in boiler circuit (temporary fault). Call the Authorised Service Centre.. 110. Safety thermostat tripped due to overtemperature (pump probably blocked or air in heating circuit).. 3UHVVDQGKROGGRZQ. 117. Pressure in hydraulic circuit too high (> 2,7 bar). Call the Authorised Service Centre.. 118. 3UHVVXUHLQK\GUDXOLFFLUFXLWWRRORZ. &KHFNWKDWWKHSUHVVXUHLQWKHV\VWHPLVFRUUHFW 6HHWKH FILLING THE SYSTEM section.. 125. No circulation safety trip (control performed via a temperature sensor). 3UHVVDQGKROGGRZQ. for at least 2 seconds.. 128. 1RÀDPH. 3UHVVDQGKROGGRZQ. for at least 2 seconds.. 129. /RVVRIÀDPHDWLJQLWLRQ. Call the Authorised Service Centre.. 130. Fumes NTC tripped due to overtemperature. 3UHVVDQGKROGGRZQ. for at least 2 seconds.. 133. Ignition failure (5 attempts). 3UHVVDQGKROGGRZQ. for at least 2 seconds.. 134. Gas valve blocked. 3UHVVDQGKROGGRZQ. for at least 2 seconds.. 83…87 92. 135 154. Internal board error. Call the Authorised Service Centre.. Gas valve connection error 'HOLYHU\UHWXUQSUREHFRQWUROWHVW. 7733595 (04-04/20). for at least 2 seconds.. Call the Authorised Service Centre.. 28.
(23) 160. Fan fault. Call the Authorised Service Centre.. 178. Intervention of safety thermostat for excess temperature in ORZWHPSHUDWXUHV\VWHP. Call the Authorised Service Centre.. 270. Overheating exchanger. Call the Authorised Service Centre.. 317. 162. Call the Authorised Service Centre.. Call the Authorised Service Centre.. 384. 164. 3DUDVLWHÀDPH LQWHUQDOHUURU
(24). 3UHVVDQGKROGGRZQ. 385. 165. ,QSXWYROWDJHWRRORZ. Automatic reset at voltages in excess of 175V. If this fault persists, call the Authorised Service Centre.. Exchanger sensor faulty. Call the Authorised Service Centre.. 431. for at least 2 seconds.. ,QWKHHYHQWRIDIDXOWWKHGLVSOD\EDFNOLJKWLQJLQGLFDWHVWKHHUURUFRGHUHVHWDWWHPSWVFDQEHSHUIRUPHGDIWHUZKLFKWKH ERLOHUVKXWVGRZQ:DLWPLQXWHVEHIRUHDWWHPSWLQJWRUHVHWWKHERLOHUDJDLQ. 5. BOILER INFORMATION MENU 3UHVVDQGKROGGRZQ. for at least 1 second, to display the information indicated in the table. Press. DESCRIPTION. to exit.. DESCRIPTION. Secondary fault internal code. 06. +HDWLQJUHWXUQWHPSHUDWXUH &
(25). 01. +HDWLQJVXSSO\WHPSHUDWXUH &
(26). 07. )OXHVHQVRUWHPSHUDWXUH &
(27). 02. 2XWGRRUWHPSHUDWXUH &
(28). 08. 3ULPDU\H[FKDQJHUWHPSHUDWXUH &
(29). 03. Indirect tank DHW temperature (boiler CH only). 04. 'RPHVWLFKRWZDWHUWHPSHUDWXUH ERLOHUZLWKSODWHH[FKDQJHU
(30). 05. ---. 09 - 13 14 15 - 18. Manufacturer information ,GHQWL¿FDWLRQ2SHQ7KHUPFRPPXQLFDWLRQ Manufacturer information. 6. SWITCHING OFF THE BOILER 7RWXUQRႇWKHERLOHUGLVFRQQHFWWKHHOHFWULFSRZHUVXSSO\XVLQJWKHWZRSROHVZLWFK,QWKH³2ႇ´RSHUDWLQJPRGH RႇEXWWKHHOHFWULFDOFLUFXLWVUHPDLQSRZHUHGDQGWKHDQWLIUHH]HIXQFWLRQUHPDLQVDFWLYH. the boiler stays. 7. FILLING THE SYSTEM. 7715703. 7DNH VSHFLDO FDUH ZKHQ ¿OOLQJ WKH KHDWLQJ V\VWHP ,Q SDUWLFXODU RSHQ DQ\ thermostat valves in the system, ensure the water enters slowly in order to prevent the formation of air inside the primary circuit until operating pressure is reached. Lastly, vent any radiators in the system. BAXI declines all liability for damage deriving from the presence of air bubbles in the primary exchanger due to the incorrect or imprecise observance of the above.. (en). 5HJXODUO\FKHFNWKDWWKHSUHVVXUHGLVSOD\HGRQWKHSUHVVXUHJDXJHBLVEDU ZLWKWKHERLOHUFROG,IWKHSUHVVXUHLVWRRORZWXUQWDSAWR¿OOWKHERLOHU ¿JXUHWR side).. 7KHERLOHULV¿WWHGZLWKDK\GUDXOLFSUHVVXUHJDXJHZKLFKSUHYHQWVWKHERLOHU from working if there is no water.. If pressure drops occur frequently, have the boiler checked by the AUTHORISED TECHNICAL SERVICE CENTRE.. 8. ROUTINE MAINTENANCE INSTRUCTIONS 7RNHHSWKHERLOHUHႈFLHQWDQGVDIHKDYHLWFKHFNHGE\WKH$XWKRULVHG6HUYLFH&HQWUHDWWKHHQGRIHYHU\RSHUDWLQJSHULRG Careful servicing ensures economical operation of the system.. 29. USER Section. 00. 7733595 (04-04/20).
(31) INSTRUCTIONS PRIOR TO INSTALLATION 7KHIROORZLQJQRWHVDQGLQVWUXFWLRQVDUHDGGUHVVHGWR¿WWHUVWRDOORZWKHPWRFDUU\RXWWURXEOHIUHHLQVWDOODWLRQ,QVWUXFWLRQVIRU lighting and using the boiler are contained in the ‘Instructions for Users’ section. Installation, servicing and running of domestic JDV¿UHGV\VWHPVPXVWEHSHUIRUPHGE\TXDOL¿HGWHFKQLFLDQVLQFRPSOLDQFHZLWKFXUUHQWUHJXODWLRQV $GGLWLRQDOO\EHDULQPLQGWKHIROORZLQJ • :KHQ LQVWDOOLQJ WKH XQLW LQ HQYLURQPHQWV ZLWK WHPSHUDWXUHV ORZHU WKDQ & WDNH WKH QHFHVVDU\ SUHFDXWLRQV WR DYRLG WKH formation of ice in the siphon and in the condensation drain. • This boiler can be connected to any type of double- or single-pipe convector plate, radiator or thermoconvector. Design the V\VWHPVHFWLRQVDVXVXDOWKRXJKEHDULQJLQPLQGWKHDYDLODEOHÀRZKHDGDWWKHSODWHDVVKRZQLQVHFWLRQ • 'R QRW OHDYH DQ\ SDFNDJLQJ SODVWLF EDJV SRO\VW\UHQH HWF
(32) ZLWKLQ WKH UHDFK RI FKLOGUHQ DV WKH\ DUH D SRWHQWLDO VRXUFH RI danger. • Initial lighting of the boiler must be carried out by an authorised Service Engineer, as indicated on the attached sheet. )DLOXUHWRREVHUYHWKHDERYHZLOOUHQGHUWKHJXDUDQWHHQXOODQGYRLG. I N S TA L L E R S e c t i o n. (en). ADDITIONAL PUMP WARNING ,IDQDGGLWLRQDOSXPSLVXVHGRQWKHKHDWLQJV\VWHPSRVLWLRQLWRQWKHERLOHUUHWXUQFLUFXLW7KLVZLOODOORZWKHFRUUHFWRSHUDWLRQRI WKHZDWHUSUHVVXUHVZLWFK SOLAR WARNING ,IWKHLQVWDQWDQHRXV PL[HG
(33) ERLOHULVFRQQHFWHGWRDV\VWHPZLWKVRODUSDQHOVWKHPD[LPXPWHPSHUDWXUHRIWKHGRPHVWLFKRWZDWHU entering the boiler must not exceed 60°C. Do not leave any packaging (plastic bags, polystyrene, etc.) within the reach of children as they are a potential source of danger.. 9. INSTALLING THE BOILER The template outline is shown in annex "SECTION" C at the end of this manual. $IWHUGHFLGLQJWKHH[DFWORFDWLRQRIWKHERLOHU¿[WKHWHPSODWHWRWKHZDOO&RQQHFWWKHV\VWHPWRWKHJDVDQGZDWHULQOHWVSUHVHQW RQWKHORZHUEDURIWKHWHPSODWH0DNHVXUHWKHUHDUSDUWRIWKHERLOHU EDFN
(34) LVDVSDUDOOHODVSRVVLEOHWRWKHZDOO RWKHUZLVH VKLPWKHORZHUSDUW
(35) )LWWZR*WDSV ÀRZDQGUHWXUQ
(36) RQWKHFHQWUDOKHDWLQJFLUFXLW WKHVHWDSVPDNHLWSRVVLEOHWRFDUU\RXW LPSRUWDQWRSHUDWLRQVRQWKHV\VWHPZLWKRXWGUDLQLQJLWFRPSOHWHO\,I\RXDUHHLWKHULQVWDOOLQJWKHERLOHURQDQH[LVWLQJV\VWHPRU UHSODFLQJRQHDVZHOODVWKHDERYH¿WDVHWWOLQJWDQNXQGHUWKHERLOHURQWKHV\VWHPUHWXUQOLQHLQRUGHUWRFROOHFWDQ\GHSRVLWV DQGVFDOHFLUFXODWLQJLQWKHV\VWHPDIWHUÀXVKLQJ$IWHU¿[LQJWKHERLOHUWRWKHWHPSODWHFRQQHFWWKHÀXHDQGDLUGXFWVVXSSOLHG DVDFFHVVRULHVDVGHVFULEHGLQWKHIROORZLQJVHFWLRQV&RQQHFWWKHVLSKRQWRDGUDLQWUDSPDNLQJVXUHWKHVORSHLVFRQWLQXRXV Avoid horizontal stretches. 'RQRWOLIWWKHERLOHUH[HUWLQJSUHVVXUHRQWKHSODVWLFSDUWVOLNHWKHVLSKRQDQGWKHÀXHWXUUHW. Tighten the boiler water connections with care (maximum tightening torque 30 Nm).. %HIRUHVWDUWLQJXSWKHERLOHU¿OOWKHZDWHUVLSKRQWRSUHYHQWWKHIXPHVIURPGLႇXVLQJLQWKHURRP. 9.1 BOILER DIMENSIONS AND GAS WATER CONNECTIONS 7KHGLPHQVLRQVRIWKHERLOHUDQGWKHUHODWLYHLQVWDOODWLRQSRVLWLRQVRIWKHZDWHUFRQQHFWLRQVDUHVKRZQLQWKHDQQH["SECTION" C at the end of the manual. A B C. Condensate drain point +HDWLQJÀRZ '+:RXWOHW *´
(37) %RLOHUKHDWLQJÀRZ *´
(38). 7733595 (04-04/20). D E F. 30. GAS inlet &ROGGRPHVWLFZDWHULQOHW6\VWHP¿OOLQJWDS Heating return.
(39) 10. INSTALLING THE FLUE 7KH ERLOHU LV HDV\ DQG ÀH[LEOH WR LQVWDOO WKDQNV WR WKH H[WHQVLYH UDQJH RI DYDLODEOH DFFHVVRULHV DV GHVFULEHG EHORZ 7KH ERLOHU KDV EHHQ GHVLJQHG IRU FRQQHFWLRQ WR D YHUWLFDO RU KRUL]RQWDO FRD[LDO ÀXHDLU GXFW7KH ERLOHU FDQ DOVR EH XVHG ZLWK VHSDUDWH ducts using the accessory splitting kit. WARNINGS C13, C337KHWHUPLQDOVIRUVHSDUDWHÀXHVPXVWEH¿WWHGLQVLGHDFPVTXDUH'HWDLOHG LQVWUXFWLRQVDUHSURYLGHGZLWKWKHLQGLYLGXDODFFHVVRULHV C53'RQRW¿WWKHÀXHDQGDLUGXFWWHUPLQDOVRQRSSRVLWHZDOOVRIWKHEXLOGLQJ C63 The pressure drop of the ducts must not exceed 100 Pa7KHGXFWVPXVWEHFHUWL¿HG IRUWKLVVSHFL¿FXVHDQGIRUDWHPSHUDWXUHLQH[FHVVRI&7KHÀXHWHUPLQDOPXVWEH FHUWL¿HGWR(1 C43, C837KHÀXHWHUPLQDORUÀXHGXFWPXVWEHVXLWDEOHIRUWKHSXUSRVH For optimal installation, the accessories supplied by the manufacturer should be used.. SOME OUTLET DUCT INSTALLATION EXAMPLES AND THEIR RELATIVE MAXIMUM LENGTHS ARE SHOWN IN ANNEX "SECTION" D AT THE END OF THIS MANUAL.. 10.1 CONCENTRIC DUCTS. . . . . 7KLVW\SHRIGXFWLVXVHGWRGLVFKDUJHH[KDXVWIXPHVDQGGUDZ FRPEXVWLRQDLUERWKRXWVLGHWKHEXLOGLQJDQGLID/$6ÀXHLV¿WWHG 7KH FRD[LDOEHQGDOORZVWKHERLOHUWREHFRQQHFWHGWRDÀXH DLUGXFWLQDQ\GLUHFWLRQDVLWFDQEHURWDWHGE\,WFDQDOVR EHXVHGDVDVXSSOHPHQWDU\FXUYHFRPELQHGZLWKDFRD[LDOGXFW RUDFXUYH ,I IXPHV DUH GLVFKDUJHG RXWVLGH WKH EXLOGLQJ WKH ÀXHDLU GXFW PXVWSURWUXGHDWOHDVWPPIURPWKHZDOOWRDOORZDQDOXPLQLXP ZHDWKHULQJ VXUURXQG WR EH ¿WWHG DQG VHDOHG WR DYRLG ZDWHU LQ¿OWUDWLRQV. . . • A 90° bend reduces the total duct length by 1 metre. • A 45° bend reduces the total duct length by 0.5 metres. • 7KH¿UVW EHQGLVQRWLQFOXGHGZKHQFDOFXODWLQJWKHPD[LPXPDYDLODEOHOHQJWK 6HFXUHWKHLQWDNHSLSHVZLWKWZRJDOYDQLVHGVFUHZVZLWKDGLDPHWHURIPPDQGDPD[LPXPOHQJWKRI PP %HIRUHVHFXULQJWKHVFUHZVPDNHVXUHWKDWDWOHDVWPPRIWKHSLSHLVLQVHUWHGLQWRWKHJDVNHW VHHWKH¿JXUHVLQDQQH[ "SECTION" D at the end of this manual).. (en). Make sure there is a minimum downward slope of 5 cm per metre of duct towards the boiler.. 10.2 SEPARATE DUCTS )RU VSHFLDO LQVWDOODWLRQV RI WKH IXPHV LQOHWRXWOHW GXFWV WKH single splitting kit (C), supplied as an accessory, can be used. This accessory, in fact, can be used to move the inlet and outlet in any direction. This type of installation makes it possible to discharge exhaust fumes both outside the building and into VLQJOHÀXHGXFWV&RPEXUHQWDLUFDQEHGUDZQLQDWDGLႇHUHQW ORFDWLRQIURPWKDWRIWKHÀXHWHUPLQDO7KHVSOLWWLQJNLWLV¿[HG WRWKHERLOHUWXUUHW PP
(40) DQGDOORZVWKHFRPEXUHQWDLU DQG RXWOHW IXPHV WR HQWHUOHDYH WKH WZR VHSDUDWH GXFWV mm). For further information, read the assembly instructions VXSSOLHGZLWKWKHDFFHVVRU\ 7KH EHQG LV XVHG WR FRQQHFW WKH ERLOHU WR WKH LQOHW DQG outlet ducts, adapting them to various requirements. It can DOVREHXVHGDVDVXSSOHPHQWDU\FXUYHFRPELQHGZLWKDGXFW RUDEHQG. . . . . . . . . . . . • A 90° bend reduces the total duct length by 0.5 metres. • A 45° bend reduces the total duct length by 0.25 metres. • 7KH¿UVW EHQGLVQRWLQFOXGHGZKHQFDOFXODWLQJWKHPD[LPXPDYDLODEOHOHQJWK. 31. I N S TA L L E R S e c t i o n. 7RRSWLPLVHRSHUDWLQJVDIHW\PDNHVXUHWKHÀXHGXFWVDUH¿UPO\¿[HGWRWKHZDOOZLWKVXLWDEOHEUDFNHWV7KHEUDFNHWVPXVWEH positioned over the joints at a distance of approximately 1 metre from one another.. 7733595 (04-04/20).
(41) 11. ELECTRICAL CONNECTIONS 7KLV PDFKLQH LV RQO\ HOHFWULFDOO\ VDIH LI LW LV FRUUHFWO\ FRQQHFWHG WR DQ HႈFLHQW HDUWK V\VWHP LQ FRPSOLDQFH ZLWK FXUUHQW VDIHW\ UHJXODWLRQV&RQQHFWWKHERLOHUWRD9VLQJOHSKDVHHDUWKHGSRZHUVXSSO\XVLQJWKHVXSSOLHGWKUHHSLQFDEOHREVHUYLQJFRUUHFW Live-Neutral polarity. Use a double-pole switch with a contact separation of at least 3 mm. :KHQUHSODFLQJWKHSRZHUVXSSO\FDEOH¿WDKDUPRQLVHG³+$5+99)´[PP2FDEOHZLWKDPD[LPXPGLDPHWHURIPP 7RDFFHVVWKHWHUPLQDOEORFNUHPRYHWKHIURQWERLOHUSDQHO ¿[HGZLWKWZRVFUHZVDWWKHERWWRP
(42) WXUQWKHFRQWUROER[GRZQZDUGV DQGDFFHVVWHUPLQDOEORFNVXVHGIRUWKHHOHFWULFDOFRQQHFWLRQVDIWHUUHPRYLQJWKHSURWHFWLYHFRYHU7KH$IDVWEORZLQJIXVHVDUH LQFRUSRUDWHGLQWKHSRZHUVXSSO\WHUPLQDOEORFN WRFKHFNDQGRUUHSODFHWKHIXVHSXOORXWWKHEODFNIXVHFDUULHU
(43) SEE WIRING DIAGRAM IN ANNEX "SECTION" B AT THE END OF THIS MANUAL. Make sure that the overall rated power input of the accessories connected to the appliance is less than 2A. If it is higher, install a relay between the accessories and the electronic board.. TERMINAL BLOCK M1. I N S TA L L E R S e c t i o n. (en). (L) Live EURZQ
(44) (N) Neutral (light blue).. 1. M2. Earth \HOORZJUHHQ
(45) . 2. 3. 4. 5. 6. 7. 8. 9. (1) (2) FRQWDFWIRURoom Thermostat. Put back the jumper on terminals 1-2 of boiler terminal block M1 if the room thermostat is not used or if the Remote Control, supplied as an accessory, is not installed.. 10. L. M1. N 1. 2. CG_2394. TERMINAL BLOCK M2 Terminals 1 - 2:FRQQHFWLRQWRWKH5HPRWH&RQWURO ORZYROWDJH
(46) VXSSOLHGDVDQDFFHVVRU\ Terminals 4 - 5 (common): external Probe connection (supplied as an accessory) Terminals 3-6-7-8: not used. Terminals 9-10: storage boiler sensor connection. ,IWKHDSSOLDQFHLVFRQQHFWHGWRDQXQGHUÀRRUV\VWHPLQVWDOODOLPLWWKHUPRVWDWWRSUHYHQWWKHODWWHUIURPRYHUKHDWLQJ Use the relative cable grommets at the bottom of the boiler to thread the cables through to the terminal blocks.. 11.1 CONNECTING THE ROOM THERMOSTAT The connections in terminal block M1 are high voltage (230 V). Before making connections, make sure the appliance is disconnected from the power supply. Respect polarity L (LIVE) - N (NEUTRAL).. 7RFRQQHFWWKH5RRP7KHUPRVWDWWRWKHERLOHUSURFHHGDVGHVFULEHGEHORZ • • • •. VZLWFKRႇWKHERLOHU access the terminal block M1 remove the jumper from the ends of contacts 1-2DQGFRQQHFWWKHZLUHVRIWKH5RRP7KHUPRVWDW VZLWFKRQWKHERLOHUDQGPDNHVXUHWKH5RRP7KHUPRVWDWZRUNVFRUUHFWO\. 7733595 (04-04/20). 32.
(47) 11.2 ACCESSORIES NOT INCLUDED IN THE SUPPLY 11.2.1 EXTERNAL SENSOR 7R FRQQHFW WKLV DFFHVVRU\ VHH ¿JXUH WR VLGH WHUPLQDOV 4-5) DQGWKHLQVWUXFWLRQVVXSSOLHGZLWKWKHVHQVRU. M2. SIEMENS QAC34. SETTING THE "Kt" CLIMATE CURVE 1. When the external sensor is connected to the boiler, the HOHFWURQLF ERDUG DGMXVWV WKH ÀRZ WHPSHUDWXUH FDOFXODWHG according to the set KtFRHႈFLHQW6HOHFWWKHUHTXLUHGFXUYHE\ pressing as indicated in the chart in annex SECTION E for selecting the most appropriate one (00 to 90).. 2. 3. 4. 5. 6. 7. 8. 9. 10. KEY TO CHART - “SECTION” E )ORZWHPS. CG_2394. Outside temp. The boiler can be electrically connected to an external storage boiler. A diagram of the hydraulic connection of the external VWRUDJHERLOHULVVKRZQLQDQQH["SECTION" F. Connect the DHW priority sensor NTC to terminals 9-10 on terminal block M2. 7KHVHQVLWLYHHOHPHQWRIWKH17&VHQVRUPXVWEHLQVHUWHGLQWKHVSHFLDOZHOOORFDWHGRQWKHVWRUDJHERLOHU0DNHVXUHWKDWWKH H[FKDQJHFDSDFLW\RIWKHVWRUDJHERLOHUFRLOLVDSSURSULDWHIRUWKHSRZHURIWKHERLOHU$GMXVW'+:WHPSHUDWXUH &&
(48) . by pressing IMPORTANT: set parameter P03 = 05 as described in section 14.. 11.2.3 CONNECTING TO A ZONE SYSTEM To use this function, install the programmable relay electronic board supplied as an accessory. KEY TO ELECTRICAL CONNECTIONS (see diagram in annex "SECTION" G at the end of this manual). Z R. Zone (1..n) Relay. EV RT. Zone electrovalve Room thermostat. 7KHERLOHUFDQPDQDJHD]RQHKHDWLQJV\VWHP7KH5RRP8QLW ZDOOPRXQWHG
(49) FDQEHXVHGWRFRQWURORQH]RQHZKLOHQRUPDO ambient thermostats can be used to control the other zones. SYSTEM CONNECTIONS • &RQQHFWWKH]RQHYDOYHSXPSWRWHUPLQDOVRIWKHUHOD\ERDUGWHUPLQDOEORFNLQVLGHWKHERLOHUFRQWUROER[ • Connect the Ambient Thermostat contact of the other zones to terminals 1-2 of terminal block M1 (CONNECTING THE AMBIENT THERMOSTAT section). Check that parameter P04=02. Set parameter P10 (SETTING PARAMETERS section).. I N S TA L L E R S e c t i o n. 11.2.2 EXTERNAL STORAGE BOILER. (en). 33. 7733595 (04-04/20).
(50) 12. SPECIAL FUNCTIONS 12.1 INITIAL IGNITION :KHQOLJKWLQJWKHERLOHUIRUWKH¿UVWWLPHSHUIRUPWKHIROORZLQJSURFHGXUH$IWHUHOHFWULFDOO\SRZHULQJWKHERLOHUWKHFRGH000 DSSHDUVRQWKHGLVSOD\7KLVPHDQVWKHDSSOLDQFHLVUHDG\IRUWKHinitial lightingSURFHGXUH. I N S TA L L E R S e c t i o n. (en). • Press WRJHWKHU DQG KROG GRZQ IRU VHFRQGV On DSSHDUV RQ WKH GLVSOD\ IRU VHFRQGV IROORZHG E\ FRGH 312 LQGLFDWLQJWKDWWKHsystem ventingIXQFWLRQLVDFWLYH7KLVIXQFWLRQODVWVPLQXWHV • $IWHUZDUGVWKHERLOHUVZLWFKHVRQWKHGLVSOD\VKRZVWKHFRGH000DOWHUQDWLQJZLWKWKH%RILJQLWLRQSRZHUDQGWKHWHPSHUDWXUH YDOXH &
(51) 'XULQJWKLVgas recognition functionSKDVHWKDWODVWVDSSUR[LPDWHO\PLQXWHVWKHW\SHRIJDVXVHGLVDQDO\VHG 'XULQJWKLVIXQFWLRQDVVXUHPD[LPXPKHDWH[FKDQJHWRWKHKHDWLQJRU'+:V\VWHP GRPHVWLFKRWZDWHUGHPDQG
(52) LQRUGHUWR SUHYHQWWKHERLOHUIURPVZLWFKLQJRႇGXHWRRYHUKHDWLQJ • ,I WKH ERLOHU UXQV RQ QDWXUDO JDV WKH GLVSOD\ VKRZV NG IRU DSSUR[LPDWHO\ VHFRQGV7KH ERLOHU LV QRZ UHDG\ IRU QRUPDO and WRJHWKHUDQGKROGGRZQIRUDWOHDVWVHFRQGVWRH[LWZLWKRXWFKDQJLQJ RSHUDWLRQ,IWKHGLVSOD\VKRZVLPG, press the factory setting. • ,IWKHERLOHUUXQVRQSURSDQHWKHGLVSOD\VKRZVLPG. Press IRUDWOHDVWVHFRQGVWRFRQ¿UPWKHJDVHႇHFWLYHO\XVHG,I WKHGLVSOD\VKRZVNG and does not recognise the type of gas used, press and WRJHWKHUDQGKROGGRZQIRUDWOHDVW seconds to exit the function and then change parameter P02=01 as described in the “PARAMETER SETTINGS” section of the boiler instructions manual. If the venting or gas recognition function is interrupted by a power blackout, start the function again when power is restored and together and holding them down for at least 6 seconds. If the display shows fault E118 (low pressure by pressing LQK\GUDXOLFFLUFXLW
(53) GXULQJWKHYHQWLQJIXQFWLRQRSHQWKH¿OOLQJWDSRQWKHDSSOLDQFHDQGUHVWRUHWKHFRUUHFWSUHVVXUH,IWKH to reset and then press and (for at least gas recognition function is interrupted due to a fault (e.g.: E133 no gas) press 6 seconds) to restart the function again. If the gas recognition function is interrupted due to overheating, restart the function by and and holding them down for at least 6 seconds. pressing The combustion of this appliance has been factory controlled, calibrated and set for operation with NATURAL GAS. During the Gas Type Control Function, the combustion ratio will increase for a short period of time while the gas type is being established. During initial ignition, the burner may not ignite (causing the boiler to shut down) until any air in the gas pipes is vented. for at least 2 In this case, repeat the ignition procedure until gas reaches the burner. To reset boiler operation, press seconds. )RU WKH ¿UVW IHZ LJQLWLRQV LPPHGLDWHO\ DIWHU LQVWDOODWLRQ WKH V\VWHP PXVW LPSOHPHQW D VHOIOHDUQLQJ SURFHGXUH WR UHDFK WKH correct ignition level.. 12.2 SYSTEM GAS EXTRACTION FUNCTION 7KLV IXQFWLRQ LV XVHG WR IDFLOLWDWH WKH HOLPLQDWLRQ RI WKH DLU LQVLGH WKH KHDWLQJ FLUFXLW ZKHQ WKH ERLOHU LV ¿UVW LQVWDOOHG RU DIWHU PDLQWHQDQFHZKHQWKHZDWHULVGUDLQHGIURPWKHSULPDU\FLUFXLW together for 6 seconds. When the function is active, On To enable the system gas extraction function press buttons DSSHDUVRQWKHGLVSOD\IRUDIHZVHFRQGVIROORZHGE\SURJUDPPHURZ312. 7KHHOHFWURQLFERDUGZLOODFWLYDWHDSXPSRQRႇF\FOHODVWLQJPLQXWHV7KHIXQFWLRQZLOODXWRPDWLFDOO\VWRSDWWKHHQGRIWKH cycle. To manually exit this function, press the above buttons together for 6 seconds once again.. 12.3 CHIMNEY SWEEPER This function enables the boiler to generate maximum heating power$IWHUDFWLYDWLRQWKHERLOHUSRZHUFDQEHDGMXVWHGIURP PLQLPXPWRPD[LPXPLQWKH'+:PRGH7KHIROORZLQJSURFHGXUHLVXVHG • Press buttons and WRJHWKHUIRUDWOHDVWVHFRQGV:KHQWKHIXQFWLRQLVHQDEOHGWKHGLVSOD\VVKRZV³On´IRUDIHZ VHFRQGVIROORZHGE\SURJUDPPHURZ³303´DOWHUQDWHGZLWKWKHRIERLOHUSRZHU • Press WRJUDGXDOO\DGMXVWSRZHU VHQVLWLYLW\
(54) • To exit press both buttons together for at least 6 seconds, as described in point one. Press. WRGLVSOD\WKHLQVWDQWDQHRXVÀRZWHPSHUDWXUHIRUVHFRQGV. 7733595 (04-04/20). 34.
(55) 12.4 COMBUSTION TEST (CO2%) For correct boiler operation, the content of (CO2- O2) in the combustion fumes must observe the tolerances indicated in the IROORZLQJWDEOH,IWKHYDOXHRI &22- O2
(56) LVGLႇHUHQWFKHFNWKHHOHFWURGHVDQGWKHLUUHODWLYHGLVWDQFHV,IQHFHVVDU\UHSODFHWKH HOHFWURGHVDQGSRVLWLRQWKHPFRUUHFWO\,IWKHSUREOHPSHUVLVWVXVHWKHIROORZLQJIXQFWLRQ G20. 0D[LPXPSRZHU ,JQLWLRQSRZHU 0LQLPXPSRZHU. G31. CO2 %. O2 %. CO2 %. O2 %. Nominal value. 8.7. 5.4. 10.0. 6.0. Permitted value. 8.2 - 9.3. 6.3 - 4.3. 9.5 - 10.5. 6.8 - 5.2. Nominal value. 8.7. 5.4. 10.8. 4.8. Permitted value. 8.2 - 9.3. 6.3 - 4.3. 10.3 - 11.3. 5.5 - 4.1. Nominal value. 8.8. 5.2. 10.0. 6.0. Permitted value. 8,2 - 9,8. 6,3 - 3,4. 9.5 - 10.5. 6.8 - 5.2. The CO2 /O2 values are with the cover closed.. During normal operation the boiler performs combustion control cycles. In this phase, CO values higher than 1000 ppm can occur for brief periods of time.. COMBUSTION ADJUSTMENT FUNCTION (CO2%). This function sets out to partially adjust the value of CO2%7KHIROORZLQJSURFHGXUHLVXVHG • Press buttons and WRJHWKHUIRUDWOHDVWVHFRQGV:KHQWKHIXQFWLRQLVHQDEOHGWKHGLVSOD\VVKRZV³On´IRUDIHZ VHFRQGVIROORZHGE\SURJUDPPHURZ³304´DOWHUQDWHGZLWKWKH%RIERLOHUSRZHU • $IWHUWKHEXUQHULVOLWWKHERLOHUUHYHUWVWRPD[LPXP'+:SRZHU
(57) :KHQWKHGLVSOD\VKRZV100LWLVSRVVLEOHWRSDUWLDOO\ adjust the value of CO2 % 7KHGLVSOD\VKRZV00DOWHUQDWLQJZLWKWKHIXQFWLRQQXPEHU304 ÀDVKHV
(58) • press • press WRUDLVHRUORZHUWKHDPRXQWRICO2 (from -5 to +5). WR VDYH WKH QHZ YDOXH DQG YLHZ WKH SRZHU YDOXH RQ WKH GLVSOD\ DJDLQ WKH ERLOHU FRQWLQXHV RSHUDWLQJ DW • press PD[LPXP'+:SRZHU
(59) This procedure can also be used to adjust the quantity of CO2 to the ignition power and to the minimum power by pressing after point 5 of the procedure described above. • $IWHUVDYLQJWKHQHZYDOXH SRLQWRIWKHSURFHGXUH
(60) SUHVV to take the boiler to its ignition power. Wait for the value of CO2 WRVWDELOLVHDQGWKHQDGMXVWDVGHVFULEHGLQSRLQWRIWKHSURFHGXUH WKHSRZHUYDOXHLVDQXPEHU !DQG !
(61) WKHQ save (point 5). • press again to take the boiler to minimum power. Wait for the value of CO2 to stabilise and then adjust as described in SRLQWRIWKHSURFHGXUH SRZHUYDOXH
(62) • to exit the function, press the buttons for at least 6 seconds as described in point 1.. This appliance does not require any mechanical adjustment on the valve. The system ensures electronic auto-adaptation.. Gas valve key Pi Gas supply inlet pressure tap. Pi 13.1 GAS CONVERSION METHODS Only an Authorised Technical Assistance Service can convert boiler operation from NATURAL GAS to LPG or vice-versa. To perform calibration, set parameter P02 as described in the PARAMETER SETTINGS section. Lastly, check the combustion parameters as described in the SPECIAL FUNCTIONS - CHECKING COMBUSTION PARAMETERS section. When the gas change is completed the boiler data plate must be amended to indicate the new gas data.. 35. 7733595 (04-04/20). (en). 13. GAS VALVE. I N S TA L L E R S e c t i o n. The combustions analisys shall be done using an analyzer regularly calibrated..
(63) 14. PARAMETERS SETTING 7RSURJUDPPHWKHSDUDPHWHUVRIWKHERLOHUHOHFWURQLFERDUGSURFHHGDVIROORZV • Press and WRJHWKHUDQGKROGWKHPGRZQIRUVHFRQGVXQWLOSURJUDPPHURZ³P01” appears on the display alternated ZLWKWKHVHWYDOXH WRVFUROOWKHOLVWRISDUDPHWHUV • Press WKHYDOXHRIWKHVHOHFWHGEHJLQVÀDVKLQJSUHVV WRFKDQJHWKHYDOXH • Press • Press WRFRQ¿UPWKHYDOXHRUSUHVV WRH[LWZLWKRXWVDYLQJ Further information concerning the parameters listed in the following table are supplied together with the required accessories.. ,IWKHDSSOLDQFHLVFRQQHFWHGWRDQXQGHUÀRRUV\VWHPVHWWKHSDUDPHWHU3 . I N S TA L L E R S e c t i o n. (en). DESCRIPTION OF PARAMETERS. FACTORY SETTINGS 1.24. 20. P01. Manufacturer information. 01. P02. Gas used 00 0(7+$1(01 /3*. 00. P03. P04. Hydraulic system 00 LQVWDQWDQHRXVDSSOLDQFH 05 DSSOLDQFHZLWKH[WHUQDOVWRUDJHERLOHU 08 KHDWLQJRQO\DSSOLDQFH Programmable relay 1 settings (See SERVICE instructions) 00 QRDVVRFLDWHGIXQFWLRQ 01 UHOD\FRQWDFWFORVHGZLWK5RRP7KHUPRVWDWGHPDQG 9
(64) 02 UHOD\FRQWDFWFORVHGZLWK5HPRWH&RQWUROGHPDQG ORZYROWDJH
(65) 03 V\VWHP¿OOFRQWDFW 04 ERLOHUIDXOW\VLJQDOFRQWDFW 05 IDQFRQWDFW NLWFKHQIDQ
(66) 06-07 QRWXVHG 08 WLPHGFRQWDFWIRUHQDEOLQJH[WHUQDO'+:SXPS 09 WLPHGFRQWDFWIRUHQDEOLQJH[WHUQDO'+:FLUFXODWLRQSXPSYLD'+:SURJUDPPLQJ from remote control 10 UHOD\FRQWDFWFORVHGZLWK':+GHPDQGDFWLYH 11 - 12 - 13 QRWXVHG. 08. 00. 28. 00. 00. 02. P05. Programmable relay 2 settings (See SERVICE instructions) 6DPHFRQ¿JXUDWLRQVDVUHOD\3. 04. P06. ([WHUQDOSUREHLQSXWFRQ¿JXUDWLRQ (See SERVICE Instructions). 00. Manufacturer information. --. P07..P09. 24. +HDWLQJVHWSRLQWVHWWLQJ2757 5HPRWH&RQWURO2SHQ7KHUP5RRP7KHUPRVWDW9a
(67). P10. P11..P12. 00 WKHWHPSHUDWXUHUHTXHVWLVWKH5HPRWH&RQWUROVHWSRLQW 01 WKH WHPSHUDWXUH 5HTXHVW LV WKH KLJKHVW VHWSRLQW EHWZHHQ 5HPRWH &RQWURO DQG PCB 02 WKH WHPSHUDWXUH UHTXHVW LV WKH 5HPRWH &RQWURO VHWSRLQW 7KH 5RRP 7KHUPRVWDW enable the gas boiler operates 03 WKH FDOFXODWHG VHWSRLQW GHSHQGV RQ WKH RULJLQ RI WKH UHTXHVW 3&% RU 5HPRWH Control): a)PCB (Ambient Thermostat): the setpoint is set by pressing the +/buttons RQWKHERLOHUFRQWUROSDQHODIWHUKDYLQJ¿UVWGLVFRQQHFWHGWKH5HPRWH&RQWUROIURP the boiler. b)Remote Control: the setpoint is set by modifying the “ULt” parameter (see Room Unit accessory manual, chapter “INSTALLER FUNCTIONS”) c)Simultaneous request PCB - Remote Control WKH KLJKHU VHWSRLQW RI WKH WZR UHTXHVWVLVVDWLV¿HG. 00. Manufacturer information. --. P13. Max. heating output (0-100%). 100. 80. 80. 86. P14. DHW max. output (0-100%). 100. 80. 100. 100. P15. Min. heating output (0-100%). 7733595 (04-04/20). 00. 36.
(68) 0D[LPXP&+VHWSRLQW &
(69) 00 &01 &. 00. P17. Pump overrun time in heating mode (01-240 minutes). 03. P18. Burner ignition delay in CH mode (00-10 minutes) - 00=10 seconds. 03. P19. Manufacturer information. 07. P20. Pump overrun time in DHW mode (seconds). 30. P21. $QWLOHJLRQHOORVLVIXQFWLRQ &
(70) 00…54 'LVDEOHG55…67 (QDEOHG (set the desired temperature value). 00. P22. Manufacturer information. 00. P23. Maximum DHW setpoint temperature (ACS). 60. P24. Manufacturer information. 35. P25. 1RZDWHUVDIHW\GHYLFH. 02. P26..P31. Manufacturer information. --. P32..P41. Diagnostics (See SERVICE Instructions). --. Open Therm (OT) settings (See SERVICE Instructions) 00 3OXJ 3OD\. 00. P67. 14.1 ADJUSTING MAXIMUM HEATING POWER 7KHPD[LPXPKHDWLQJSRZHURIWKHERLOHUFDQEHUHGXFHGWRVXLWWKHUHTXLUHPHQWVRIWKHKHDWLQJV\VWHPLWVHUYHV$WDEOHVKRZLQJ parameter P13YDOXHVDFFRUGLQJWRWKHGHVLUHGPD[LPXPSRZHUPRGHOLVVKRZQEHORZIRUHDFKVLQJOHERLOHU To access and edit parameter P13 values, proceed as described in the PARAMETER SETTINGS section. Boiler model - PARAMETER P13 (%) / Heating output (kW) kW. 1.24. 20 - 24. 28. . 0. 0. 4. 2. 2. 0. 5. 7. 7. 4. 6. 12. 12. 8. 7. 17. 17. 13. 8. 22. 22. 17. 27. 27. 21. 32. 32. 25. 12. 41. 41. 33. 14. 51. 51. 42. 16. 61. 61. 50. 18. 71. 71. 58. 20. 80. 80. 67. 22. 90. 75. 24. 100. 86. (en). 9 10. I N S TA L L E R S e c t i o n. P16. 37. 7733595 (04-04/20).
(71) 15. TROUBLESHOOTING SERVICE FAULTS 7KHIDXOWVVKRZQRQWKHGLVSOD\DUHLGHQWL¿HGZLWKWKHV\PERO IROORZLQJWDEOH. and a number (fault code). For a complete list of faults, see the. If appears on the display the fault must be RESET by the user. 7R5(6(7WKHERLOHUSUHVVDQGKROGGRZQ for 2 seconds. If faults are displayed frequently, call the Authorised Service Centre.. I N S TA L L E R S e c t i o n. (en). Description of fault. Service action. 10 12 13. External probe sensor faulty. Check the sensor (*).. +\GUDXOLFGLႇHUHQWLDOSUHVVXUHVZLWFKVZLWFKLQJIDLOXUH. &KHFNFRUUHFWRSHUDWLRQRIWKHSUHVVXUHVZLWFKDQGWKHZLULQJ. +\GUDXOLFGLႇHUHQWLDOSUHVVXUHVZLWFKFRQWDFWVVWXFN. 15. Gas valve control error. 18 19. +\GUDXOLFFLUFXLWDXWRPDWLF¿OOLQJLQSURJUHVV. See the actions indicated in E12. &KHFNWKHFRQQHFWLRQVEHWZHHQWKHJDVYDOYHDQGWKH electronic board. If necessary, replace the electronic board. :DLWIRUWKHHQGRIWKH¿OOLQJF\FOH. 20. 17&ÀRZVHQVRUIDXOW\. 28. NTC fumes sensor faulty. 40 50. NTC return sensor faulty. 53 55 83…87 92 109. 110. 117 118 125. 128. 129. 130. )DXOWLQV\VWHP¿OOLQJSKDVH. &KHFNWKH¿OOLQJWDS Check the sensor (**). &KHFNWKHFRQWLQXLW\RIWKHSUREHZLULQJ 0DNHVXUHWKHZLULQJKDVQRWVKRUWHG Check the fumes NTC probe (***). &KHFNWKHFRQWLQXLW\RIWKHSUREHZLULQJ 0DNHVXUHWKHZLULQJKDVQRWVKRUWHG See the actions indicated in E20.. 17&GRPHVWLFKRWZDWHUVHQVRUIDXOW\. See the actions indicated in E20. Check that the drainage pipe is free from obstructions. Fumes outlet obstructed 6ZLWFKRႇWKHHOHFWULFSRZHUVXSSO\WRWKHERLOHUIRUDIHZ seconds. Activate the automatic calibration function described in the Electronic board not calibrated spare parts instructions sheet. &RPPXQLFDWLRQSUREOHPEHWZHHQERLOHUERDUGDQGFRQWUROXQLW &KHFNWKHZLULQJEHWZHHQWKH$PELHQW8QLWDQGWKHHOHFWURQLF 3UREDEOHVKRUWFLUFXLWRQZLULQJ board or RF link. Check for any recirculation of fumes. Activate the automatic calibration function described in Fumes fault during calibration (probable fumes recirculation) the paragraph YEARLY MAINTENANCE – REPLACING COMPONENTS. Check pump operation. Air in boiler circuit (temporary fault) &KHFNWKHSXPSSRZHULQSXWZLULQJ Check pump operation. &KHFNWKHSXPSSRZHULQSXWZLULQJ Safety thermostat tripped due to overtemperature (pump Check that the limit thermostat is undamaged and replace it if probably blocked or air in heating circuit). necessary. &KHFNWKHFRQWLQXLW\RIWKHOLPLWWKHUPRVWDWZLULQJ Check that the pressure in the system is correct Pressure in hydraulic circuit too high (> 2.7 bar) See the FILLING THE SYSTEM section. ,IWKHSUHVVXUHLQWKH&+FLUFXLWLV EDUSHUIRUP¿OOLQJ VHH 3UHVVXUHLQK\GUDXOLFFLUFXLWWRRORZ the FILLING THE SYSTEM section). &KHFNWKHK\GUDXOLFSUHVVXUHVZLWFKZRUNVFRUUHFWO\ No circulation safety trip. See the actions indicated in E109. (control performed via a temperature sensor) &KHFNWKHÀDPHVHQVLQJHOHFWURGHLVLQJRRGFRQGLWLRQ and correctly positioned (see the ANNUAL SERVICING POSITIONING THE ELECTRODES section). Remove any R[LGDWLRQRQWKHVHQVLQJHOHFWURGHDQGEXUQHUXVLQJ¿QH 1RÀDPH sandpaper. &KHFNWKHZLUHLVXQLQWHUUXSWHGDQGPDNHVJRRGFRQWDFWZLWK WKHÀDPHVHQVLQJHOHFWURGHDQGWKHLJQLWLRQVZLWFK See the actions indicated in E92. &KHFNWKHÀDPHVHQVLQJHOHFWURGHLVLQJRRGFRQGLWLRQ and correctly positioned (see the ANNUAL SERVICING POSITIONING THE ELECTRODES section). /RVVRIÀDPHDWLJQLWLRQ &KHFNWKHZLUHLVXQLQWHUUXSWHGDQGPDNHVJRRGFRQWDFWZLWK WKHÀDPHVHQVLQJHOHFWURGHDQGWKHLJQLWLRQVZLWFK Check for any recirculation of fumes. &KHFNWKHKHDWH[FKDQJHOHYHORIWKHZDWHUIXPHVH[FKDQJHU Fumes NTC tripped due to overtemperature SRVVLEOHLQVXႈFLHQWFLUFXODWLRQRUSUHVHQFHRIVFDOH Check the fumes NTC probe (***).. 7733595 (04-04/20). 38.
(72) 133. Ignition failure (5 attempts). 134. Gas valve blocked. 135 154 160. 317. 162. 384. 164. 385. 165. Internal board error. &KHFNWKHFRQQHFWLRQVEHWZHHQWKHJDVYDOYHDQGWKH electronic board.. Gas valve connection error 'HOLYHU\UHWXUQSUREHFRQWUROWHVW. See the actions indicated in E109. Check correct operation of the fan. Fan fault &KHFNWKDWWKHIDQSRZHUVXSSO\ZLULQJLVFRQQHFWHGWRWKH electronic board. &KHFNFRUUHFWRSHUDWLRQRIWKHSXPSDQGWKHZDWHUFLUFXODWLRQ ,QWHUYHQWLRQRIVDIHW\WKHUPRVWDWIRUH[FHVVWHPSHUDWXUHLQORZ LQWKHORZWHPSHUDWXUHV\VWHP temperature system &KHFNWKHSXPSSRZHULQSXWZLULQJ &KHFNZKHWKHUWKHLQFRUUHFWHOHFWULFSRZHUVXSSO\IUHTXHQF\ ,QFRUUHFWSRZHUVXSSO\IUHTXHQF\ LVGXHWRFDXVHVRXWVLGHWKHERLOHULQZKLFKFDVHFRQWDFWWKH SRZHUVXSSO\FRPSDQ\ 3DUDVLWHÀDPH LQWHUQDOHUURU
(73) Check correct operation of the gas valve. Input voltage V<175V. &KHFNZKHWKHUWKHSRZHUVXSSO\UHGXFWLRQVDUHGXHWR ,QSXWYROWDJHWRRORZ reasons other than the boiler. If so, contact the electricity provider.. &+ FHQWUDOKHDWLQJ
(74) ([WHUQDO6HQVRU FROGUHVLVWDQFHYDOXH DSSUR[LPDWHO\Nȍ#& (resistance decreases as temperature rises).
(75) 17&GHOLYHU\UHWXUQDQG'+:VHQVRU FROGUHVLVWDQFHYDOXH DSSUR[LPDWHO\Nȍ#& (resistance decreases as temperature rises).
(76) 17&IXPHVSUREH FROGUHVLVWDQFHYDOXH DSSUR[LPDWHO\Nȍ#& (resistance decreases as temperature rises). ,QWKHHYHQWRIDIDXOWWKHGLVSOD\EDFNOLJKWLQJLQGLFDWHVWKHHUURUFRGHUHVHWDWWHPSWVFDQEHSHUIRUPHGDIWHUZKLFKWKH ERLOHUVKXWVGRZQ:DLWPLQXWHVEHIRUHDWWHPSWLQJWRUHVHWWKHERLOHUDJDLQ. I N S TA L L E R S e c t i o n. 178. Check that the gas valve is open and there is no air in the gas supply circuit. Check the gas supply pressure. &KHFNWKHZLUHLVXQLQWHUUXSWHGDQGPDNHVJRRGFRQWDFWZLWK WKHÀDPHVHQVLQJHOHFWURGHDQGWKHLJQLWLRQVZLWFK See the actions indicated in E92. Check correct operation of the condensate drainage. Remove any oxidation on the sensing electrode and burner XVLQJ¿QHVDQGSDSHU Check the gas supply pressure. Check the integrity and position of the sensing and ignition HOHFWURGHVDQGWKHLUZLULQJ VHHWKH$118$/6(59,&,1* POSITIONING THE ELECTRODES section). If necessary, replace the electronic board.. (en). 39. 7733595 (04-04/20).
(77) 16. ADJUSTMENT AND SAFETY DEVICES 7KHERLOHUKDVEHHQGHVLJQHGLQIXOOFRPSOLDQFHZLWK(XURSHDQUHIHUHQFHVWDQGDUGVDQGLQSDUWLFXODULVHTXLSSHGZLWKWKHIROORZLQJ • Limit thermostat 7KDQNVWRDVHQVRUSODFHGRQWKH&+ÀRZOLQHWKLVWKHUPRVWDWLQWHUUXSWVWKHÀRZRIJDVWRWKHEXUQHULIWKHZDWHULQWKHSULPDU\ circuit overheats. It is forbidden to disable this safety device • NTC fumes sensor 7KLVGHYLFHLVSRVLWLRQHGRQWKHIXPHVZDWHUH[FKDQJHU7KHHOHFWURQLFERDUGVWRSVJDVIURPÀRZLQJWRWKHEXUQHULQFDVHRIRYHU heating. It is forbidden to disable this safety device. I N S TA L L E R S e c t i o n. (en). • Flame ionisation detector 7KHÀDPHVHQVLQJHOHFWURGHJXDUDQWHHVVDIHW\RIRSHUDWLRQLQFDVHRIJDVIDLOXUHRULQFRPSOHWHLJQLWLRQRIWKHPDLQEXUQHU,Q these conditions, the boiler blocks. • Hydraulic pressure switch 7KLVGHYLFHDOORZVWKHPDLQEXUQHUWREHLJQLWHGRQO\LIV\VWHPSUHVVXUHLVKLJKHUWKDQEDUV • Pump post-circulation The electronically-controlled pump post-circulation function lasts 3 minutes and is enabled, in the heating mode, if the ambient thermostat causes the main burner to go out. • Antifreeze device 7KHHOHFWURQLFERLOHUPDQDJHPHQWV\VWHPLQFOXGHVDQDQWLIUHH]HIXQFWLRQIRUWKHKHDWLQJDQG'+:V\VWHPVZKLFKZKHQÀRZ WHPSHUDWXUHIDOOVEHORZ&RSHUDWHVWKHEXUQHUXQWLODÀRZWHPSHUDWXUHRI&LVUHDFKHG7KLVIXQFWLRQLVHQDEOHGZKHQWKH ERLOHULVVZLWFKHGRQWKHJDVVXSSO\LVRSHQDQGWKHV\VWHPLVFRUUHFWO\SUHVVXULVHG • Anti-block pump function ,IQRKHDWGHPDQGLVUHFHLYHGLQWKHKHDWLQJDQGRU'+:PRGHVIRUFRQVHFXWLYHKRXUVWKHSXPSZLOODXWRPDWLFDOO\VWDUWDQG operate for 10 seconds. • Three-way valve anti-blockage function ,IQRKHDWGHPDQGLVUHFHLYHGIRUDSHULRGRIKRXUVWKHWKUHHZD\YDOYHSHUIRUPVDFRPSOHWHVZLWFKLQJF\FOH • Hydraulic safety valve (heating circuit) This device is set to 3 bar and is used for the heating circuit. Connect the safety valve to a drain trap. Do not use it to drain the heating circuit. • Heating pump pre-circulation In case of a heat demand in the heating mode, the appliance can pre-circulate the pump before the burner is ignited. This preFLUFXODWLRQSKDVHODVWIURPDIHZVHFRQGVWRDIHZPLQXWHVGHSHQGLQJRQWKHRSHUDWLQJWHPSHUDWXUHDQGLQVWDOODWLRQFRQGLWLRQV. 17. PUMP CAPACITY/ HEAD 7KLVLVDKLJKVWDWLFKHDGSXPS¿WIRULQVWDOODWLRQRQDQ\W\SHRIVLQJOHRUGRXEOHSLSHKHDWLQJV\VWHPV7KHDXWRPDWLFDLUYDOYH LQFRUSRUDWHGLQWKHSXPSDOORZVTXLFNYHQWLQJRIWKHKHDWLQJV\VWHP KEY TO PUMP CHARTS - “SECTION” E Q H. RATE OF FLOW HEAD. 18. POSITIONING THE ELECTRODES 6HHWKH¿JXUHLQ"SECTION" F at the end of this manual.. 7733595 (04-04/20). 40.
(78) 19. ANNUAL SERVICING If the boiler was operating, wait for the combustion chamber and pipes to cool down. Before commencing any maintenance operations, make sure the boiler is disconnected from the power supply. After servicing, reset the original operating parameters of the boiler if they were changed.. 'RQRWFOHDQWKHERLOHUZLWKDEUDVLYHDJJUHVVLYHDQGRUHDVLO\ÀDPPDEOHVXEVWDQFHV VXFKDVSHWURODFHWRQHHWF
(79) . 7RRSWLPLVHERLOHUHႈFLHQF\FDUU\RXWWKHIROORZLQJDQQXDOFRQWUROV . It is advisable not to use the service cap at the base to empty and clean the siphon. Remove the siphon from inside the boiler and clean it with a jet of water. Fill the siphon with clean water and put back in place, making sure that it is properly connected.. 19.1 HYDRAULIC UNIT )RUVSHFLDODUHDVZKHUHWKHZDWHULVKDUGHUWKDQ) ) PJFDOFLXPFDUERQDWHSHUOLWUHRIZDWHU
(80) LQVWDOORQWKHFROG ZDWHULQOHWDSRO\SKRVSKDWHGLVSHQVHURUDQHTXLYDOHQWWUHDWPHQWV\VWHPFRPSOLDQWZLWKFXUUHQWUHJXODWLRQV. 19.2 CLEANING THE FILTERS 7KH'+:¿OWHULVKRXVHGLQDVSHFLDOUHPRYDEOHFDUWULGJHDQGLVSRVLWLRQHGRQWKHFROGZDWHULQOHW (
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(84) FRQWDLQLQJWKH¿OWHUWDNLQJFDUH QRWWRDSSO\H[FHVVLYHIRUFH • HOLPLQDWHDQ\LPSXULWLHVDQGGHSRVLWVIURPWKH¿OWHU • UHSRVLWLRQWKH¿OWHULQWKHFDUWULGJHDQGSXWLWEDFNLQWRLWVKRXVLQJVHFXULQJLWZLWKWKHFOLS . I N S TA L L E R S e c t i o n. • &KHFNWKHDSSHDUDQFHDQGDLUWLJKWQHVVRIWKHJDVNHWVRIWKHJDVDQGFRPEXVWLRQFLUFXLWV5HSODFHDQ\ZRUQVHDOVZLWKQHZ RULJLQDOVSDUHV • &KHFN WKH VWDWH DQG FRUUHFW SRVLWLRQ RI WKH LJQLWLRQ DQG ÀDPHVHQVLQJ HOHFWURGHV 5HPRYH DQ\ R[LGDWLRQ RQ WKH VHQVLQJ HOHFWURGHDQGEXUQHUXVLQJ¿QHVDQGSDSHU • &KHFNWKHVWDWHRIWKHEXUQHUDQGPDNHVXUHLWLV¿UPO\¿[HG • &KHFNIRUDQ\LPSXULWLHVLQVLGHWKHFRPEXVWLRQFKDPEHU8VHDYDFXXPFOHDQHUWRGRWKLV • &KHFNWKHSUHVVXUHRIWKHKHDWLQJV\VWHP • &KHFNWKHSUHVVXUHRIWKHH[SDQVLRQYHVVHO • &KHFNWKHIDQZRUNVFRUUHFWO\ • 0DNHVXUHWKHÀXHDQGDLUGXFWVDUHXQREVWUXFWHG • &KHFNIRUDQ\LPSXULWLHVLQVLGHWKHVLSKRQ IRUFRQGHQVDWLRQERLOHUV
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(86) . 19.3 DISMOUNTING THE WATER-WATER HEAT EXCHANGER 7KH VWDLQOHVV VWHHO SODWHW\SH ZDWHUZDWHU KHDW H[FKDQJHU LV HDVLO\ GLVDVVHPEOHG ZLWK D VFUHZGULYHU VHH ¿JXUH LQ DQQH[ 6(&7,21)DWWKHHQGRIWKHPDQXDO
(87) E\RSHUDWLQJDVGHVFULEHGEHORZ • GUDLQWKHV\VWHPMXVWWKHERLOHULISRVVLEOHWKURXJKWKHGUDLQWDS • GUDLQWKH'+:V\VWHP • UHPRYHWKHWZRVFUHZVDWWKHIURQWVHFXULQJWKHZDWHUZDWHUKHDWH[FKDQJHUDQGSXOOLWRXW %
(88) 7RFOHDQWKHH[FKDQJHUDQGRU'+:FLUFXLWXVH&LOOLW)):$/RU%HQFNLVHU+)$/ Pay great attention when dismantling the individual parts of the hydraulic assembly. Do not use sharp tools, do not apply H[FHVVLYHIRUFHZKHQUHPRYLQJWKH¿[LQJFOLS. 41. 7733595 (04-04/20). (en). When replacing and/or cleaning the O-rings on the hydraulic assembly, only use Molykote 111 as a lubricant, not oil or grease..
(89) 19.4 REPLACEMENT OF PARTS ,IRQHRUPRUHRIWKHIROORZLQJFRPSRQHQWVDUHUHSODFHG • • • • • •. Water-fumes exchanger Fan Gas valve Gas nozzle Burner Flame sensing electrode. SHUIRUPWKH$XWRPDWLF&DOLEUDWLRQSURFHGXUHGHVFULEHGEHORZWKHQFKHFNDQGDGMXVWWKH&22% value as indicated in the section “COMBUSTION ADJUSTMENT FUNCTION (CO2% )”. :KHQZRUNLQJRQWKHDSSOLDQFHFKHFNWKHFRQGLWLRQDQGSRVLWLRQRIWKHÀDPHVHQVLQJHOHFWURGHDQGUHSODFHLWLIQHFHVVDU\. I N S TA L L E R S e c t i o n. (en). AUTOMATIC CALIBRATION FUNCTION Press and WRJHWKHUDQGKROGGRZQIRUDWOHDVWVHFRQGV:KHQWKHGLVSOD\LQGLFDWHVOnSUHVV after pressing the previous buttons).. ZLWKLQVHFRQGV. If the display indicates "303" the Automatic Calibration function has not been activated. Disconnect the boiler from the mains power supply for a few seconds and repeat the procedure.. When the function is enabled, and ÀDVKRQWKHGLVSOD\ $IWHUWKHLJQLWLRQVHTXHQFHZKLFKFDQDOVRWDNHSODFHDIWHUDIHZDWWHPSWVWKHERLOHUSHUIRUPVWKUHHRSHUDWLRQV HDFKODVWLQJ DSSUR[LPDWHO\PLQXWH
(90) JRLQJ¿UVWWRPD[LPXPSRZHUWKHQWRLJQLWLRQSRZHUDQGODVWO\WRPLQLPXPSRZHU%HIRUHPRYLQJRQWR appear on the display.During WKHIROORZLQJSKDVH IURPPD[LPXPSRZHUWRLJQLWLRQSRZHUDQGWKHQWRPLQLPXPSRZHU
(91) and WKLVSKDVHWKHSRZHUOHYHOUHDFKHGE\WKHERLOHUDQGWKHGHOLYHU\WHPSHUDWXUHDOWHUQDWHRQWKHGLVSOD\ and ÀDVKWRJHWKHURQWKHGLVSOD\WKHFDOLEUDWLRQIXQFWLRQKDVWHUPLQDWHG When , WROHDYHWKHIXQFWLRQ7KHGLVSOD\VKRZVESC. Press. 20. DISMANTLING, DISPOSAL AND RECYCLING 2QO\TXDOL¿HGWHFKQLFLDQVDUHDXWKRULVHGWRVHUYLFHWKHGHYLFHDQGV\VWHP. %HIRUHGLVPDQWOLQJWKHDSSOLDQFHPDNHVXUHWRKDYHFXWRXWWKHSRZHUVXSSO\FORVHGWKHJDVLQOHWYDOYHDQGVHFXUHGDOOWKHERLOHU and system connections. 'LVSRVH RI WKH DSSOLDQFH FRUUHFWO\ DFFRUGLQJ WR WKH ODZV DQG UHJXODWLRQV LQ IRUFH 7KH DSSOLDQFH DQG DFFHVVRULHV FDQQRW EH GLVFDUGHGDORQJZLWKQRUPDOKRXVHKROGZDVWH More than 90% of the materials that make up the appliance are recyclable.. 7733595 (04-04/20). 42.
(92) 21. TECHNICAL SPECIFICATIONS Model: DUO-TEC COMPACT E. 1.24. 20. 28. II2H3P. Cat. Gas used. 24. -. G20 - G31. Rated heat input for DHW circuit.. kW. -. 19,9. 24,7. 28,9. Rated heat input for heating circuit.. kW. 24,7. 19,9. 20,6. 24,7. Reduced heat input. kW. 3,5. 3,5. 3,5. 3,9. Rated heat output for DHW circuit. kW. -. 19,4. 24,0. 28,0. 5DWHGKHDWSRZHU&. kW. 24,0. 19,4. 20,0. 24,0. kW. 26,1. 21,1. 21,8. 26,1. kW. 3,4. 3,4. 3,4. 3,8. 5HGXFHGKHDWRXWSXW&. kW. 3,7. 3,7. 3,7. 4,1. 5DWHGHႈFLHQF\&. %. 105,7. 105,8. 105,8. 105,8. 0D[SUHVVXUHRIZDWHULQKHDWLQJFLUFXLW. bar. 3. 0LQSUHVVXUHRIZDWHULQKHDWLQJFLUFXLW. bar. 0,5 7. 7. &DSDFLW\RIZDWHULQH[SDQVLRQYHVVHO. l. Minimum pressure of expansion vessel. bar. 7. 7 0,8. 0D[SUHVVXUHRIZDWHULQ'+:FLUFXLW. bar. -. 8,0. 8,0. 8,0. Min. dynamic pressure in DHW circuit. bar. -. 0,15. 0,15. 0,15. 0LQLPXPÀRZRIZDWHULQ'+:FLUFXLW. OPLQ. -. 2,0. 2,0. 2,0. 3URGXFWLRQRI'+:ZLWK¨7 &. OPLQ. -. 11,4. 13,8. 16,1. 3URGXFWLRQRI'+:ZLWK¨7 &. OPLQ. -. 8,1. 9,8. 11,5. 6SHFL¿FÀRZ³'´ (1
(93). OPLQ. -. 9,5. 11,5. 13,4. Temperature range in heating circuit. &. 25÷80. Temperature range in DHW circuit. &. 35÷60. -. C13 - C33 - C43 - C53 - C63 - C83 - B23. mm. . Fumes typology &RD[LDOÀXHGXFWGLDPHWHU Diameter of separate outlets. mm. 0D[PDVVÀRZUDWHRIIXPHV. NJV. 0,012. 0,009. 0,012. 0,014. 0LQPDVVÀRZUDWHRIIXPHV. NJV. 0,002. 0,002. 0,002. 0,002. &. 80. 80. 80. 80. Max. temperature of fumes NOx Class. . 6. Natural gas supply pressure 2H. mbar. 20. Propane gas supply pressure 3P. mbar. 37. 3RZHUVXSSO\YROWDJH. V. 230. 3RZHUVXSSO\IUHTXHQF\. Hz. 5DWHGSRZHUVXSSO\. W. 85. 73. 85. 99. 1HWZHLJKW. kg. 30. 34. 34. 34. 2,61. 3,06. 'LPHQVLRQV KHLJKWZLGWKGHSWK
(94) Protection-limit against humidity (EN 60529). 50. mm. . -. IPX5D. (&FHUWL¿FDWHQ&/ CONSUMPTION AT HEAT INPUT Qmax and Qmin Qmax (G20) - 2H. m3K. 2,61. 2,10. Qmin (G20) - 2H. 3. m K. 0,37. 0,37. 0,37. 0,41. Qmax (G31) - 3P. NJK. 1,92. 1,55. 1,92. 2,25. Qmin (G31) - 3P. NJK. 0,27. 0,27. 0,27. 0,30. 43. 7733595 (04-04/20). (en). -. I N S TA L L E R S e c t i o n. 5DWHGKHDWSRZHU& 5HGXFHGKHDWRXWSXW&.
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(105) . . . . . . . 0HGLXP 0HGLXP 0HGLXP 0HGLXP. . . ;/. ;/. ;/. $. $. $. $. . $. $. $. N:. . . . . 6SDFHKHDWLQJ$QQXDOHQHUJ\FRQVXPSWLRQ. *-. . . . . :DWHUKHDWLQJ$QQXDOHQHUJ\FRQVXPSWLRQ. N:K
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(111) 7733595 (04-04/20). Pressostato idraulico Rubinetto di scarico caldaia Valvola di sicurezza idraulica Scambiatore sanitario Valvola gas Termostato di sicurezza Sonda NTC riscaldamento Sonda fumi Raccordo coassiale Scambiatore acqua-fumi Elettrodo di accensione Bruciatore (OHWWURGRGLULYHOD]LRQH¿DPPD Collettore miscela aria-gas Ventilatore Venturi aria-gas Vaso di espansione. Valvola di sicurezza idraulica + Rubinetto di scarico caldaia. 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26. 27. C D E F. B. Sifone con scarico condensa Rubinetto mandata acqua di riscaldamento Uscita acqua calda sanitaria Rubinetto ingresso GAS Rubinetto ingresso acqua fredda sanitaria Rubinetto ritorno acqua riscaldamento. Hydraulic Safety valve + Boiler drain tap. Valvola di ritegno su by-pass automatico. 9. A. Hydraulic Pressure Sensor Boiler drain tap Hydraulic Safety valve DHW heat exchanger Gas valve Safety thermostat 17&KHDWLQJVHQVRU ÀRZUHWXUQ
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