Diagram ref 1 · MPN 90960
Atwood 90960 Water Heater Flue Box & Gasket Assembly
View product and availabilityAtwood GC10A3E Water Heater Exploded Parts & Component Guide
The GC10A3E illustrated list divides the ten-gallon appliance into the main heater section and additional electric heating parts. Even when a part number also appears in GC10A2E records, confirm the specific GC10A3E assembly 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.
GC10A3E — Burner, tank and control components
| 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 | 93986 | 1 | Door W/Grill - Pol. White 10 Gal |
| 3 | 93993 | 1 | Door W/Grill - Col. White 10 Gal |
| 4 | 91420 | 1 | Pc Board. Post Electrode Use 91504 |
| 4 | 91504 | 1 | Control Kit (Incl 93865 & 93868) Use 91363 |
| 4 | 91363 | 1 | Universal Ignition Control Kit |
| 4A | 93867 | 1 | Board,Circuit Use 93865 |
| 4A | 93865 | 1 | Pc Board - Spade Electrode Use 91367 |
| 4A | 91367 | 1 | Pc Board W/Fuse |
| 5 | 91606 | 1 | Electrode (Remote Sense) |
| 5A | 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 |
| 8 | 93869 | 1 | T-Stat,Gas Use 93870 |
| 8 | 93870 | 1 | Valve, White Rogers Use 93844 |
| 8 | 93844 | 1 | Solenoid Valve, White Rogers See Notes For Use#S |
| 8 | 92089 | 1 | Gas Valve Assembly W/Orifice 10gal |
| 8B | 94787 | 1 | Gas Valve Bracket- One Piece |
| 9 | 91563 | 1 | Orifice Holder |
| 10 | 93914 | 1 | Main Burner Orifice Use 93915 |
| 10 | 93915 | 1 | Main Burner Orifice |
| 11 | 96206 | 1 | Main Burner |
| 12 | 91858 | 1 | Door Hardware Kit |
| 13 | 91928 | 1 | Set Of 4 Corner Brackets |
| 14 | 96010 | 1 | Ring & Gasket |
| 15 | 91238 | 1 | Tank Cover-Bottom-10 Gal Use 93610 |
| 15 | 91239 | 1 | Tank Cover-Upper-10 Gal Use 93610 |
| 15 | 93610 | 1 | Shroud Kit, 10 Gal |
| 15A | 93871 | 1 | Pan, Drawn |
| 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 |
| 31A | 91859 | 1 | Switch, On-Off, White |
| 31A | 91959 | 1 | Switch, On-Off, Black |
| 33 | 93866 | 1 | Thermal Cut-Off 190 Degree |
| NS | 90145 | 1 | Fuse, 2 Amp Mini |
| NS | 91089 | 1 | On/Off Rocker Switch 110vac |
| NS | 93951 | 1 | Tank,Inner Use 93953 |
| NS | 93953 | 1 | Inner Tank, Conversion Kit |
GC10A3E — 120V heating-element parts
| Ref. | Mfr part # | Qty | Technical description |
|---|---|---|---|
| 19 | 91182 | 1 | Box, Junction W/On/Off Switch |
| 24 | 91160 | 1 | Element Use 92249 |
| 24 | 92249 | 1 | Element & Gasket Kit - 110v (Screw In) - NLA |
| 25 | 91873 | 1 | T-Stat & ECO 120 VAC |
Replacement parts shown in the diagrams
Use the manufacturer numbers and numbered diagram references to identify parts. Confirm your heater model and revision; product pages provide current availability.
Diagram ref 4A · MPN 91367
Atwood 91367 12V Gas-Ignition Water Heater Control Board
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Diagram ref 5A · MPN 93868
Atwood 93868 RV Water Heater Spark and Flame-Sense Electrode
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Diagram ref 9 · MPN 91563
Atwood 91563 Brass Water Heater Burner Orifice Holder
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Diagram ref 12 · MPN 91858
Atwood 91858 RV Water Heater Access Door Hardware Kit
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Diagram ref 14 · MPN 96010
Atwood 96010 RV Water Heater Drawn-Pan Gasket & Ring Kit
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Diagram ref 28 · MPN 91447
Atwood 91447 Front-Mount Water Heater Thermostat/ECO | 140°F
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Diagram ref 29A · MPN 91857
Atwood 91857 Water Heater Drain Plugs - 2 Pack With Wrench
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Diagram ref 31A · MPN 91859
Atwood 91859 White 12V Water Heater Ignition Switch
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