Find the Girard part number you need on the exploded parts diagram for the Girard GSWH-1 tankless RV water heater, from the burner and gas valve to the DSI control board, sail switch and ECO. Click a number to jump to its Girard part number in the table below, then contact us and we will check price and availability for you.
Replacing an older GSWH-1? If a GSWH-1 part is hard to get, the newer Girard GSWH-2 tankless water heater is a common upgrade, and we stock its parts. Send us your model and serial number and we will help you decide between repair and replacement.
Girard GSWH-1 Tankless Water Heater Parts
| # | Part | Fits | |
|---|---|---|---|
| 1 | Burner Assembly (Orifice #73) Part # 1GWH1100 |
GSWH-1 | Ask us |
| 2 | Gas Control Valve (includes burner manifold) Part # 1GWH6100 |
GSWH-1 | Ask us |
| 3 | Control Housing Part # 1GWH4900 |
GSWH-1 | Ask us |
| 4 | Power Switch Part # 1GWH6700 |
GSWH-1 | Ask us |
| 5 | Flue Tube / Exhaust Tube Part # 1GWH4600 |
GSWH-1 | Ask us |
| 6 | LED Light Part # 1GWH6900 |
GSWH-1 | Ask us |
| 7 | DSI Control Board with Cover Part # 1GWH7300 |
GSWH-1 | Ask us |
| 8 | Sail Switch Part # 1GWH6600 |
GSWH-1 | Ask us |
| 9 | ECO 50°C Part # 1GWH6500 |
GSWH-1 | Ask us |
| 9 | ECO 55°C Part # 1GWH6550 |
GSWH-1 | Ask us |
| 9 | ECO Combo 55°C / 75°C Part # 1GWH6595 |
GSWH-1 | Ask us |
| 10 | Heat Exchanger / Blower Assembly Part # 1GWH3700 |
GSWH-1 | Ask us |
| 11 | Relay Part # 1GWH1989 |
GSWH-1 | Ask us |
| 12 | Flow Switch Assembly Part # 1GWH7100 |
GSWH-1 | Ask us |
| 13 | Door Only Part # 1GWH4400 |
GSWH-1 | Ask us |
| 14 | Door Flange Only Part # 1GWH4300 |
GSWH-1 | Ask us |
| 15 | Anti-Freeze Thermostat (WUD, -9°C) Part # 1GWHAF20 |
GSWH-1 | Ask us |
| 16 | Mode Switch (Auto-Lo T-Stat) Part # 1GWH6800 |
GSWH-1 | Ask us |
| NS | Burner Bracket, Right Part # 1GWH1200 |
GSWH-1 | Ask us |
| NS | Burner Bracket, Left Part # 1GWH1300 |
GSWH-1 | Ask us |
| NS | Bracket, Sail Switch Part # 1GWH4800 |
GSWH-1 | Ask us |
| NS | Heat Exchanger Mounting Brackets Part # 1GWH2200 |
GSWH-1 | Ask us |
| NS | Heat Exchanger Support Part # 1GWH2300 |
GSWH-1 | Ask us |
| NS | Door Latch Assembly Part # 4GWH4401 |
GSWH-1 | Ask us |
| NS | WUD Solenoid Valve (Winter Use Device) Part # 1GWHAF10 |
GSWH-1 | Ask us |
| NS | Gas Inlet and Tube Part # 1GWH5400 |
GSWH-1 | Ask us |
| NS | Hot Water Assembly with Valve (combo plate) Part # 1GWH5500 |
GSWH-1 | Ask us |
| NS | Hot Water Assembly with Valve (1 plate) Part # 1GWH5550 |
GSWH-1 | Ask us |
| NS | Igniter with Wire Assembly and Bracket Part # 1GWH6300 |
GSWH-1 | Ask us |
| NS | Inlet T-Switch 25°C (optional) Part # 1GWH6400 |
GSWH-1 | Ask us |
| NS | Wire Harness with DSI Wires Part # 1GWH8100 |
GSWH-1 | Ask us |
| NS | Rubber Grommet, Gas Line Part # 1GWH9100 |
GSWH-1 | Ask us |
| NS | Strain Relief Part # 1GWH9200 |
GSWH-1 | Ask us |
Diagram and part numbers are from Girard’s GSWH-1 parts list. NS means the part is not shown on the diagram. Confirm fitment with your model and serial number before ordering.