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| Position | Part Number | Description | GWH10-2 | GWH13-2 | GWH16-2 |
|---|---|---|---|---|---|
| 1 | 8705431328 | Front Cover GWH 10-2 | X | ||
| 1 | 8705431327 | Front Cover GWH 13-2 | X | ||
| 1 | 8705431279 | Front Cover GWH 16-2 | X | ||
| 2 | 8701103135 | Bosch badge | X | X | X |
| 3 | 8705506837 | Fascia GWH 10-2/13-2/16-2 | X | X | X |
| 4 | 8702000297 | Gas control knob GWH | X | X | X |
| 5 | 8702000295 | Water flow selector knob GWH | X | X | X |
| 6 | 8705505438 | Draught diverter GWH 10-2 | X | ||
| 6 | 8705505440 | Draught diverter GWH 13-2 | X | ||
| 6 | 8705505587 | Draught diverter GWH 16-2 | X | ||
| 7 | 8705504037 | Flue Pipe Connection - 110mm | X | ||
| 7 | 8705504043 | Flue Pipe Connection - 130mm | X | X | |
| 8 | 2918140417 | Screw (pkt 10) | X | X | X |
| 9 | 8708003190 | Angle bracket - GWH 10-2 | X | ||
| 9 | 8708003191 | Angle bracket - GWH 13-2 | X | ||
| 9 | 8708003192 | Angle bracket - GWH 16-2 | X | ||
| 10 | 8703403012 | Screw (pkt 10) | X | X | X |
| 11 | 2910612435 | Screw (pkt10) GWH Front Cover | X | X | X |
| Position | Part Number | Description | GWH10-2 | GWH13-2 | GWH16-2 |
|---|---|---|---|---|---|
| 1 | 8705406384 | Heat exchanger GWH 10-2 | X | ||
| 1 | 8705406385 | Heat exchanger GWH 13-2 | X | ||
| 1 | 8705406386 | Heat exchanger GWH 16-2 | X | ||
| 2 | 8707206435 | Temperature limiter | X | X | X |
| 3 | 8701300015 | Spring Clip (pkt 10) - hold temp limiter | X | X | X |
| 4 | 8707406069 | Hydrogenerator GWH models | X | X | X |
| 5 | 8700205023 | O-ring (pkt 10) | X | X | X |
| 6 | 8701201020 | O-ring (pkt 10) | X | X | X |
| 7 | 8704705030 | Wire Form Retaining Clip (pkt 10) | X | X | X |
| 8 | 8700715509 | Cold water pipe set - GWH hydrogenerator | X | X | X |
| 9 | 8700205133 | O-ring (pkt 10) | X | X | X |
| 10 | 8707401022 | Blow off valve | X | X | X |
| 11 | 8700103006 | Washer (pkt 10) - blow off valve | X | X | X |
| 12 | 8704705025 | Wire Form Retaining clip | X | X | X |
| 13 | 8700703104 | supercedes tp 8700703138 | X | X | X |
| 13 | 8700703138 | Flexible Outlet Hose (277mm) | X | X | X |
| Position | Part Number | Description | Comment | GWH10-2 | GWH13-2 | GWH16-2 |
|---|---|---|---|---|---|---|
| 1 | 8708120693 | Burner - GWH 10-2 NG | NG | X | ||
| 1 | 8708120694 | Burner - GWH 10-2 LP | LPG | X | ||
| 1 | 8708120695 | Burner - GWH 13-2 NG | NG | X | ||
| 1 | 8708120696 | Burner - GWH 13-2 LP | LPG | X | ||
| 1 | 8708120698 | Burner - GWH 16-2 LP | NG | X | ||
| 1 | 8708120697 | Burner - GWH 16-2 NG | LPG | X | ||
| 2 | 8708202132 | Burner injector LP - GWH10-2 inner (75) (pkt 10) | LPG | X | ||
| 2 | 8708202143 | Burner injector NG - GWH10-2 inner (126) | NG | X | ||
| 3 | 8708202149 | Burner injector LP - GWH10-2 outer (79) (pkt 10) | LPG | X | ||
| 3 | 8708202154 | Burner injector NG - GWH10-2 outer (131) (pkt 10) | NG | X | ||
| 2 | 8708202126 | Burner injector NG - GWH13-2 inner (135) (pkt 10) | NG | X | ||
| 2 | 8708202149 | Burner injector LP - GWH13-2 inner (79) (pkt 10) | LPG | X | ||
| 3 | 8708202126 | Burner injector NG - GWH13-2 outer (135) (pkt 10) | NG | X | ||
| 3 | 8708202148 | Burner injector LP - GWH13-2 outer (82) (pkt 10) | LPG | X | ||
| 2 | 8708202146 | Burner injector NG - GWH16-2 inner (146) (pkt 10) | NG | X | ||
| 3 | 8708202152 | Burner injector NG - GWH16-2 outer (151) (pkt 10) | NG | X | ||
| 2 | 8708202184 | Burner injector LP - GWH16-2 inner (pkt 10) | LPG | X | ||
| 3 | 8708202149 | Burner injector LP - GWH16-2 outer (pkt 10) | LPG | X | ||
| 4 | 8703401069 | Screw (pkt 10) | X | X | X | |
| 5 | 2910852122 | Screw (pkt 10) | X | X | X | |
| 6 | 8705209056 | Burner inlet pipe | X | X | X | |
| 7 | 8701003010 | Burner Gasket - Square (pkt 10) | X | X | X | |
| 8 | 8700205136 | O-ring (pkt 10) | X | X | X | |
| 9 | 8708105655 | Pilot burner assembly - GWH 10-2/13-2/16-2 | X | X | X | |
| 10 | 8703401053 | Screw (pkt 10) | X | X | X | |
| 11 | 8708107013 | Electrode/flame rod assy - GWH 10-2/13-2/16-2 | X | X | X | |
| 12 | 8701300010 | Clip (pkt 10) - electrode/flame rod - GWH | X | X | X | |
| 13 | 8711304338 | Cross ignition bridge - GWH 10-2/13-2 | X | X | X | |
| 14 | 8700507066 | Pilot Filter - GWH 10-2/13-2/16-2 | X | X | X | |
| 15 | 8701021705 | Pilot Protection shield - GWH 10-2/13-2/16-2 | X | X | X | |
| Position | Part Number | Description | Comment | GWH10-2 | GWH13-2 | GWH16-2 |
|---|---|---|---|---|---|---|
| 1 | 8707021705 | Gas valve GWH 10-2 NG | NG | X | ||
| 1 | 8707021706 | Gas valve GWH 10-2 LP | LPG | X | ||
| 1 | 8707021707 | Gas valve GWH 13-2 NG | NG | X | ||
| 1 | 8707021708 | Gas valve GWH 13-2 LP | LPG | X | ||
| 1 | 8707021710 | Gas valve GWH 16-2 NG | NG | X | ||
| 1 | 8707021709 | Gas valve GWH 16-2 LP | LPG | X | ||
| 2 | 8708200321 | LP Pilot injector GWH 10-2/13-2/16-2 | X | X | X | |
| 2 | 8708200331 | NG Pilot injector GWH 10-2/13-2/16-2 | X | X | X | |
| 3 | 8708501249 | Pilot Solenoid | X | X | X | |
| 4 | 8700205120 | O-ring (pkt 10) | X | X | X | |
| 5 | 8708501250 | Main burner solenoid | X | X | X | |
| 6 | 8700205119 | O-ring (pkt 10) | X | X | X | |
| 7 | 8703401101 | Screw (pkt 10) | X | X | X | |
| 8 | 8700205001 | O-ring (pkt 10) | X | X | X | |
| 9 | 8700715069 | NG Gas supply pipe GWH 10-2/13-2/16-2 | X | X | X | |
| 9 | 8700715073 | LP Gas supply pipe GWH 10-2/13-2/16-2 | X | X | X | |
| 10 | 8700205136 | O-ring (pkt 10) | X | X | X | |
| 11 | 8700205211 | O-ring | X | X | X | |
| 12 | 8708500336 | NG Poppet valve - GWH 10-2 | NG | X | ||
| 12 | 8708500337 | LP Poppet valve GWH 10-2/13-2 | LPG | X | ||
| 12 | 8708500420 | NG Poppet valve - GWH 13-2 | NG | X | ||
| 12 | 8708500337 | LP Poppet valve GWH 10-2/13-2 | LPG | X | ||
| 12 | 8708500434 | NG Poppet valve - GWH 16-2 | NG | X | ||
| 12 | 8708500362 | LP Poppet valve GWH 16-2 | LPG | X | ||
| 13 | 8740205002 | O-ring (pkt 10) | X | X | X | |
| 14 | 8700103112 | Washer (pkt 10) | X | X | X | |
| 15 | 8704603067 | Compression Spring - GWH 10-2/13-2/16-2 | X | X | X | |
| 16 | 8708200020 | Microswitch Assembly | X | X | X |
| Position | Part Number | Description | Comment | GHW10-2 | GWH13-2 | GWH16-2 |
|---|---|---|---|---|---|---|
| 1 | 8707006342 | Water valve GWH 10-2 | X | |||
| 1 | 8707006343 | Water valve GWH 13-2 | X | |||
| 1 | 8707006344 | Water valve GWH 16-2 | X | |||
| 2 | 8705500105 | Water valve lid - GWH 10-2/13-2/16-2 | X | X | X | |
| 3 | 8703401084 | Screw (pkt 10) | X | X | X | |
| 4 | 8703204051 | Pushrod (pkt 10) - GWH water valve | X | X | X | |
| 5 | 8700503085 | Diaphragm (E) - GWH 10-2 | X | |||
| 5 | 8700503083 | Diaphragm (F) - GWH 13-2 | X | |||
| 5 | 8700503084 | Diaphragm (L) - GWH 16-2 | X | |||
| 6 | 8704705029 | Wire Form Retaining Clip (pkt 10) | X | X | X | |
| 7 | 8700306110 | Cold Water Inlet Connection - GWH 10-2/13-2/16-2 | X | X | X | |
| 8 | 8700205115 | O-ring (pkt 10) | X | X | X | |
| 9 | 8704705024 | Wire Form Retaining Clip | X | X | X | |
| 10 | 8708500332 | Water Flow Control Shaft - GHW 10-2 | X | |||
| 10 | 8707500334 | Water Flow Control Shaft - GHW 13-2 | X | |||
| 10 | 8708500304 | Water Flow Control Shaft - GHW 16-2 | X | |||
| 11 | 8700205023 | O-ring (pkt 10) | X | X | X | |
| 12 | 8703502039 | Calibration screw - GWH 10-2/13-2/16-2 | X | X | X | |
| 13 | 8700507059 | Inlet Water Filter | X | X | X | |
| 14 | 8700205128 | O-ring (pkt 10) | X | X | X | |
| 15 | 8705705034 | Volumetric Water Governor - GWH 10-2/13-2/16-2 | X | X | X | |
| 16 | 8700205115 | O-ring (pkt 10) | X | X | X | |
| 17 | 8078205279 | Venturi (23s) - GWH 10-2/13-2/16-2 | X | X | X | |
| 18 | 8700205007 | O-ring (pkt 10) | X | X | X | |
| 19 | 8700306148 | Water Inlet Filter Inspection Plug - GWH | X | X | X |
| Position | Part Number | Description | Comment | GWH10-2 | GWH13-2 | GWH16-2 |
|---|---|---|---|---|---|---|
| 1 | 8707207271 | Ignition Control Module - GWH 10-2/13-2/16-2 | X | X | X | |
| 2 | 8704404067 | Set of ignition cables - GWH 10-2/13-2/16-2 | X | X | X | |
| 3 | 8708107013 | Electrode/flame rod assy - GWH 10-2/13-2/16-2 | X | X | X | |
| 4 | 8701300010 | Clip (pkt 10) - electrode/flame rod - GWH | X | X | X | |
| 5 | 8707206414 | Flue gas safety device - GWH 10-2 | X | X | X | |
| 6 | 2910612410 | Screw (pkt 10) | X | X | X | |
| 7 | 8700400026 | Temperature Sensor - GWH - 10-2/13-2/16-2 | X | X | X |
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