Dometic GH103E Water Heater Parts Diagram & OEM Parts List
Use this Dometic GH103E 10 gallon gas DSI heat exchange RV water heater parts breakdown to identify replacement inner tanks, shrouds, pressure relief valves, flue boxes, drain plugs, burners, thermostats, switches, junction boxes, control boards, ignitor electrodes, gas valves and other OEM RV water heater service parts.
Looking for replacement water heater parts? Shop our RV Water Heater Parts Collection for burner assemblies, control boards, thermostats, ECO switches, gas valves, igniters, anode rods, heating elements, drain plugs, access doors and more.
Need a complete replacement water heater? Browse our RV Propane Hot Water Heaters Collection featuring Atwood, Dometic and Suburban RV water heaters.
Dometic GH103E Main Water Heater Parts Breakdown
| Reference # | Mfg Part Number | Qty | Description |
|---|---|---|---|
| 4009 | 93958 | 1 | INNER TANK ASM |
| 4030 | 93610 | 1 | SHROUD KIT, 10 GAL |
| 4045 | 91604 | 1 | PRESSURE RELIEF VALVE, 1/2 IN. |
| 4048 | 90028 | 1 | PRESSURE RELIEF VALVE, 3/4 IN. 150 PSI |
| 4055 | 96010 | 1 | KIT, SVC GASKET, RING SEAL |
| 4058 | 90960 | 1 | FLUE BOX ASSEMBLY W/GASKET |
| 4060 | 92069 | 1 | KIT, SVC GROMMET, PAN |
| 4062 | 91857 | 1 | DRAIN PLUG, PLASTIC 1/2-14NPT (2PK) |
| 4064 | 92067 | 1 | KIT, SVC BRACKETS, CORNER |
| 4070 | 92056 | 1 | KIT, SVC FITTING, ELBOW 45 DEGREE |
| 4076 | 96206 | 1 | KIT, SVC BURNER 10 GAL ELECT |
| 4079 | 92065 | 1 | KIT, SVC FITTING, ORIFICE |
| 4086 | 93915 | 1 | MAIN BURNER ORIFICE #62 |
| 4101 | 90145 | 1 | KIT, SVC FUSE 2 AMP |
| 4104 | 93866 | 1 | KIT, SVC THERMAL CUT-OFF |
| 4105 | 91447 | 1 | FRONT T-STAT/ECO KIT |
| 4108 | 91959 | 1 | SWITCH PACKAGE-BLACK |
| 4109 | 91859 | 1 | SWITCH PACKAGE-WHITE |
| 4111 | 92058 | 1 | KIT, SVC SWITCH, ROCKER 9 IN WIRE |
| 4116 | 92062 | 1 | JUNCTION BOX, 10 GAL |
| 4125 | 91858 | 1 | DOOR HARDWARE KIT |
| 4140 | 91385 | 1 | DOOR W/GRILL-ARCTIC WHITE 10 GAL |
| 4152 | 92640 | 1 | DOOR GRILLE, SNAP IN |
| 4162 | 91367 | 1 | PC BOARD W/FUSE |
| 4162 | 92075 | 1 | EDGEPIN KIT FOR 91367 BOARD |
| 4171 | 93868 | 1 | IGNITOR ELECTRODE |
| 4175 | 93312 | 1 | HARNESS, WIRING W/H PIN |
| 4190 | 92080 | 1 | MTG BRACKET KIT F/ VALVE |
| 4193 | 92089 | 1 | GAS VALVE ASSEMBLY W/ORIFICE |
Need help finding the correct Dometic GH103E water heater part?
Click any manufacturer part number above to search our inventory. If you cannot find the part you need, contact us with your water heater model number, serial number and part number.
Click any manufacturer part number above to search our inventory. If you cannot find the part you need, contact us with your water heater model number, serial number and part number.
Recently viewed
New & Updated RV Parts Inventory — Check Back Often
We’re always adding new and used RV parts to our inventory, so be sure to check back regularly.
If you don’t see the part you need today, we may still have it in stock—our internal database includes thousands of new RV parts that are not yet listed online.
Text or email us with the product number or model, and we’ll check availability for you right away.
Our Products