39
11 SHORT PARTS LIST
Reference
Burner
Main injector 6.6 mm
Primary heat exchanger
Gas valve - Honeywell VK4115V
Pump
DHW storage cylinder and seals
Diverter valve motor assembly
Diverter valve
DHW expansion vessel - 4 litre
Temperature/pressure relief valve - 90°C/7 bar
Pressure reducing valve - 2.5 bar
Expansion relief valve - 6 bar
Automatic flow regulator valve
Check valve
CH expansion vessel - 8 litre
CH pressure relief valve - 3 bar
By-pass assembly
Fan assembly
Primary pressure switch
PCB
Flue thermostat 100°C
Ignition generator
Transformer
Temperature sensor
Fuse F2A
PCB fuse F315mA
Overheat thermostat 100°C
Automatic air vent
Pressure gauge
Ignition electrode and lead
Ignition electrode
Flame sensing electrode and lead
Combustion chamber insulation panel front
Condensate trap
Description British Gas GC No.
E96-565
E96-566
H19-750
E94-410
E57-666
H19-754
E85-123
E85-126
E85-127
E85-128
E85-129
E85-130
H03-489
E85-136
E85-138
E57-703
E65-222
E96-569
E76-320
H19-758
E94-413
E94-414
E94-415
E76-317
E76-378
E96-571
E94-416
E57-709
E57-710
E94-417
E94-418
E96-572
E94-420
Alpha Pt. No.
1.018956
1.019247
1.017410
1.011846
1.015610
3.015327
3.011991
3.014018
1.018837
1.8244
1.017936
1.018091
3.014852
1.8251
1.014655
1.011126
3.013081
1.021206
1.018320
1.027267
1.012067
1.018162
1.012477
1.021762
1.6098
1.013931
1.012067
1.010771
1.016151
3.013626
1.016779
1.019293
1.014732
1.018192
Qty.
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
Fig. 28
Fig. 2, item 3
Fig. 32
Fig. 30
Fig. 33
Fig. 2, item 33
Fig. 34
Fig. 34
Fig. 33
Fig. 2, item 32
Fig. 2, item 40
Fig. 2, item 36
Fig. 2, item 41
Fig. 2, item 38
Fig. 2, item 14
Fig. 33
Fig. 2, item 26
Fig. 29
Fig. 33
Fig. 31
Fig. 29
Fig. 29
Fig. 29
Figs. 29 and 33
Fig. 22
Fig. 31
Fig. 29
Fig. 33
Fig. 33
Fig. 29
Fig. 29
Fig. 29
Fig. 28
Fig. 2
Alpha CD50 - Short Parts List