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00BNO9061-L
VARMAX -
Installation, Use and Maintenance
5. COMMISSIONING
.................................................................................................................40
5.1. Unlocking the boiler ..................................................................................................................................... 40
5.2. Pre-commissioning checks ......................................................................................................................... 40
5.3. Commissioning ............................................................................................................................................ 41
6. POST-COMMISSIONING CHECK
........................................................................................42
6.1. Condensate removal ................................................................................................................................... 42
6.2. Gas supply .................................................................................................................................................. 42
7. MAINTENANCE OPERATIONS
...........................................................................................43
7.2. Veri
fi
cation of the boiler's environment ........................................................................................................ 44
7.3. Replacing the air
fi
lter matting ..................................................................................................................... 44
7.1. Boiler draining ............................................................................................................................................. 44
7.4. Veri
fi
cation of ignition and ionisation electrodes ......................................................................................... 45
7.5. Siphon cleaning ........................................................................................................................................... 46
7.6. Checking the combustion circuit's gas-tightness ......................................................................................... 46
7.7. Checking combustion quality ...................................................................................................................... 47
7.8. Setting the gas valve ................................................................................................................................... 48
7.9. Gas
fi
lter cleaning ....................................................................................................................................... 50
7.10.Cleaning exchangers and changing seals .................................................................................................. 51
7.11.Cleaning the burner and changing the seals .............................................................................................. 53
8. END-OF-LIFE CYCLE OF THE APPARATUS ......................................................................56
9. HYDRAULIC DIAGRAMS AND SETTINGS .........................................................................57
9.1. Selection
fl
ow diagram ................................................................................................................................ 57
9.2. Symbols used in the diagrams .................................................................................................................... 59
9.3. List of diagrams ........................................................................................................................................... 59
10. LIST OF SPARE PARTS .....................................................................................................116
11. TABLE OF CUSTOMER SETTINGS ..................................................................................127
12. ANNEX A .............................................................................................................................144
