Atwood GC6A7E Water Heater Parts Illustrations & Service Numbers
This GC6A7E water heater includes a main gas and tank assembly along with separate electric-heating components. Its archived electric-element list identifies a bolt-on fitting: do not assume later screw-in elements use the same mount.
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Parts pictured in this guide
Select an image for product details, or jump to the numbered diagrams and parts lists. Match the complete appliance model and part number before ordering.
Identify your water heater: Check the full Atwood model and service revision on the appliance label. Use the drawing callouts and part numbers below to locate the component you need.
GC6A7E — Water heater and gas controls
| Ref. | Mfr part # | Qty | Technical description |
|---|---|---|---|
| 1 | 90960 | 1 | Flue Box Assembly |
| 2 | 90002 | 1 | Extended Grille - NLA |
| 2 | 92640 | 1 | Grille Only, New Style Door |
| 3 | 91502 | 1 | Door, White - 6 Gal. Use 91386 |
| 3 | 91386 | 1 | Access Door 6 Gal. Pw |
| 3 | 91514 | 1 | Door, Col. White - 6 Gal. |
| 4A | 93867 | 1 | Board, Circuit Use 93865 |
| 4A | 93865 | 1 | Pc Board - Spade Electrode Use 91367 |
| 4A | 91367 | 1 | Pc Board W/Fuse |
| 5 | 93868 | 1 | Electrode (Local Sense) |
| 6 | 93919 | 1 | Harness, Wire Use 93189 |
| 6 | 93189 | 1 | Wiring Harness For Circuit Board |
| 7 | 91044 | 1 | Elbow 45 Degree 3/8 X 3/8 |
| 8A | 93243 | 1 | Bracket For 6 Gal Gas Valve Use 94787 |
| 8B | 94787 | 1 | Gas Valve Bracket - One Piece |
| 8 | 93870 | 1 | Valve, White Rogers Use 93844 |
| 8 | 93844 | 1 | Solenoid Valve, White Rogers See Notes For Use#S |
| 8 | 92078 | 1 | Gas Valve Assembly W/Orifice 6 Gal |
| 9 | 91563 | 1 | Orifice Holder |
| 10 | 92742 | 1 | Main Burner Orifice Use Dometic Part# 92743 |
| 11 | 91638 | 1 | Main Burner |
| 12 | 91858 | 1 | Door Hardware Kit |
| 13 | 91928 | 1 | Set Of 4 Corner Brackets |
| 14 | 96010 | 1 | Ring & Gasket |
| 15 | 91802 | 1 | Drawn Pan, Electronic |
| 15 | 92220 | 1 | Tank Cover- Bottom Use 93100 |
| 15 | 92221 | 1 | Tank Cover-Top Use 93100 |
| 15 | 93100 | 1 | Tank Cover Kit |
| 24 | 91160 | 1 | Element Use 92249 |
| 24 | 92249 | 1 | Element & Gasket Kit - 110v (Screw In) - NLA |
| 28 | 91447 | 1 | ECO / T-Stat Assy |
| 29A | 91561 | 1 | Plug, Drain 1/2 Use 91857 |
| 29A | 91857 | 1 | Drain Plug, 1/2 In. 2 Pack |
| 30 | 91604 | 1 | Pressure Relief Valve, 1/2 Npt 150 Psi |
| 31 | 91230 | 1 | Switch Kit, 12 Vdc - Combo |
| 31 | 91859 | 1 | Switch, On-Off, White |
| 31 | 91959 | 1 | Switch, On-Off, Black |
| 32 | 93866 | 1 | Thermal Cut-Off 190 Degree |
| NS | 91470 | 1 | T-Stat 130 Degree - Front Mount |
| NS | 91593 | 1 | Inner Tank |
| NS | 92610 | 1 | Rubber Grommet, Gas Line |
| NS | 93105 | 1 | Electronic Adj Thermostat |
GC6A7E — Electric heating and element components
| Ref. | Mfr part # | Qty | Technical description |
|---|---|---|---|
| 16 | 93801 | 1 | Ignition Module |
| 17 | 93803 | 1 | Harness, Wiring |
| 18 | 91097 | 1 | Element, Heating 110v Use 91580 |
| 18 | 93089 | 1 | Element, Heating Use 91580 |
| 18 | 91580 | 1 | 110 VAC Bolt-On Element - 1500w |
Additional GC6A7E service parts and product photos
These numbered items also appear in the original illustrated breakdown above. Confirm the full heater model and any thread or finish differences before ordering.
Dometic 91604 Water Heater Pressure Relief Valve, 150 PSI, 1/2 InchPart 91604. 1/2-inch threaded, 150-psi relief valve; check the original thread before selection.View product and availability
Dometic 91386 Atwood RV Water Heater Access Door, 6 Gallon, Arctic White SteelPart 91386. Six-gallon Arctic White access door; verify the door opening and colour.View product and availability
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