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16.1.2.
16.1.3.
16.1.4.
16.2.
..................................................................................................................................................................... 38
16.2.1.
Check of gas system' s, heating systems' and DHW air-tightness of the boiler............................................................................. 39
Check of safety devices operation
16.2.2.
16.2.2.1.
Check of heat carrier pressure sensor in the heating system ......................................................................................................... 39
16.2.2.2.
16.2.2.3.
16.2.2.4.
16.2.2.5.
................................................................................................................................................................ 39
16.2.2.6.
16.2.2.7.
..................................................................................................................................................................... 39
16.2.2.8.
16.2.2.9.
16.2.2.10.
16.2.2.11.
Check of water flow sensor in the
16.2.2.12.
Check of the air inlet and combuction products output systems' air-tightness
16.2.3.
Check of water consumption in DHW
16.2.4.
Check of heating system's contamination
16.2.5.
BOILER'S DISASSEMBLING AND DISMANTLING OF MAIN BLOCKS
17.
17.1.
.................................................................................................................................................................. 41
17.2.
Primary heat exchanger dismantling .................................................................................................................................................... 42
17.3.
............................................................................................................................................................................... 43
17.4.
Secondary heat exchanger dismantling ................................................................................................................................................ 44
17.5.
3 way valve disassembling ....................................................................................................................................................................... 45
17.6.
Bypass valve dismantling ....................................................................................................................................................................... 45
17.7.
Expansion tank disassembling ................................................................................................................................................................ 46
18.
..................................................................................................................................................................................... 46
WARRANTY LIABILITIES
19.
20.
................................................................................................................................................................................................................... 48
21.
................................................................................................................................................................................................................... 48
22.
................................................................................................................................................................................................................... 49
23.
SUPPLY PACKAGE ............................................................................................................................................................................... 50
Annex I. Components catalogue ........................................................................................................................................................................... 53
Annex II. Membrane expansion tank selection directions ................................................................................................................................. 64
Annex III. Electric circuit diagrams of the boiler ............................................................................................................................................... 66
................................................................................................................................................................................................................................. 70
.......................................................................................................................................... 38
....................................................................................................................... 38
................................................................................................... 38
............................................................................................................................................... 39
................................................................................................................................................. 39
............................................................................................................................................. 39
.................................................................................................................................. 39
....................................................................................................... 40
................................................................................................................................................ 40
......................................................................................................................... 40
DHW circuit
....................................................................................................................... 40
....................................................................................................................... 40
....................................................................................................................................... 41
................................................................................................................................ 41
............................................................................................................................................................ 47
4
User's Manual
................................................................................. 39
.............................................................. 40
..................................................................... 41
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