Bosch Greenstar 12i Service Manual download pdf (Page 71)

Failure to install and commission according to the manufacturer’s instructions and complete this Benchmark Commissioning Checklist will invalidate the warranty. This

does not affect the customer’s statutory rights.

If yes, and if required by the manufacturer, has a water scale reducer been ﬁtted?

CONDENSING BOILERS ONLY

The condensate drain has been installed in accordance with the manufacturer’s instructions and/or BS5546/BS6798 Yes

If the condensate pipe terminates externally has the pipe diameter been increased and weatherproof insulation ﬁtted? Yes

1 2 ... 66 67 68 69 70 71 72

GREENSTAR i SYSTEM 1
CONTENTS 2
1.1 EXPLANATION OF SYMBOLS 3
1.2 SAFETY PRECAUTIONS 4
2APPLIANCE INFORMATION 6
2.2 TECHNICAL DATA 7
2.3 LAYOUT 8
6 720 644 743b (2011/08) 10
3 PRE-INSTALLATION 11
3.2 MAINS SUPPLY 12
3.4 CONDENSATE PIPE WORK 15
3.5 PRESSURE RELIEF PIPE WORK 17
3.7 PLUMBING MANIFOLD 20
3.8 FLUE OPTIONS 21
PRE-INSTALLATION 22
3.9 FLUE TERMINAL POSITIONS 23
4INSTALLATION 25
4.3 UNPACKING THE APPLIANCE 27
4.4 BOILER CONNECTIONS 28
4.5 FLUE INSTALLATION 30
4.6 CONDENSATE CONNECTION 33
4.7 ELECTRICAL 34
5 COMMISSIONING 36
5.2 FILLING THE SYSTEM 37
5.3 WATER TREATMENT 37
5.4 STARTING THE APPLIANCE 38
5.5 COMMISSIONING 39
5.6 FINISHING COMMISSIONING 41
6SERVICE AND SPARES 42
6.3 CHECKING FLUE INTEGRITY 43
6.4 FAN PRESSURE TEST 44
6.5 FLUE GAS ANALYSIS 45
6.6 SETTING THE AIR/GAS RATIO 46
6.8 REPLACEMENT OF PARTS 50
6720643895-70.1Wo 51
6720643895-77.1Wo 57
6720643895-78.1Wo 57
6.9 SHORT PARTS LIST 63
7 FAULT FINDING AND DIAGNOSIS 64
† Fan wiring: 66
Live = purple 66
Neutral = brown 66
IGNITION SEQUENCE 67
7.3 PROTECTION FUNCTION 68
Service Record 70
CONDENSING BOILERS ONLY 71

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Bosch Greenstar 12i Service Manual Page 71

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