Suburban SW12D Water Heater Parts Diagram & OEM Parts List
Use this OEM parts diagram to identify replacement parts for the Suburban SW12D 12 gallon gas DSI RV water heater. Find module boards, gas valves, burners, thermostats, anode rods, doors, and other genuine Suburban replacement parts.
Looking for replacement components? Browse our RV Water Heater Parts Collection.
Need a complete replacement unit? Shop our RV Propane Water Heaters Collection.
Suburban SW12D Parts Breakdown
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| Reference # | Mfg Part Number | Qty | Product Description |
|---|---|---|---|
| 1 | 520960 | 1 | FOAM JACKET ASSEMBLY COMPLETE |
| 2 | 232589 | 1 | SWITCH & LITE W/PLATE (WHITE) USE 234589 |
| 2 | 234589 | 1 | REMOTE ON/OFF SWITCH-WHITE |
| 2 | 232795 | 1 | SWITCH & LITE W/PLATE (CREAM) USE 234795 |
| 2 | 234795 | 1 | REMOTE ON/OFF SWITCH-CREAM |
| 2 | 232229 | 1 | SWITCH & LITE W/PLATE (BLACK) USE 234229 |
| 2 | 234229 | 1 | REMOTE ON/OFF SWITCH-BLACK |
| 3 | 520814 | 1 | MODULE BOARD |
| 5 | 90487 | 1 | MODULE BOARD COVER |
| 6 | 70270 | 1 | BUSHING, SNAP 1/2 IN. |
| 7 | 231809 | 1 | BUSHING, STRAIN RELIEF |
| 8 | 121576 | 1 | NUT, 10-24 KEPS |
| 12 | 90517 | 1 | BOX ASSY, JUNCTION DC |
| 15 | 101777 | 1 | BACK, FLUE COLLECTOR |
| 17 | 121577 | 1 | SCREW 10 X 1/4 IN |
| 18 | 161157 | 1 | VALVE, PRESSURE RELIEF 3/4 IN USE 161230 |
| 18 | 161230 | 1 | VALVE, PRESSURE RELIEF 3/4 IN NPT |
| 20 | 70987 | 1 | GASKET, T-STAT COVER |
| 21 | 90562 | 1 | COVER, T-STAT / HI LIMIT |
| 21 | 525022 | 1 | SERVICE KIT, THERMOSTAT COVER |
| 23 | 63187 | 1 | ELECTRODE MOUNTING BRACKET |
| 24 | 70874 | 1 | GROMMET |
| 24 | 525027 | 1 | SERVICE KIT, GROMMET, THERMOSTAT COVER |
| 25 | 232258 | 1 | 2 PRONG ELECTRODE ASSY |
| 25 | 525005 | 1 | SERVICE KIT, ELECTRODE |
| 27 | 10843 | 1 | BURNER W/ORIFICE |
| 27 | 525023 | 1 | SERVICE KIT, BURNER W/ORIFICE |
| NS | 11030 | 1 | BURNER (SERIAL# ABOVE 164513462) |
| NS | 180323 | 1 | BURNER ORIFICE #61 - USED W/ VALVE #161255 |
| NS | 63827 | 1 | ORIFICE CLIP - USED W/ VALVE #161255 |
| 29 | 171475 | 1 | LOXIT NUT USE 171463 |
| 29 | 171463 | 1 | NUT LOXIT 1/4 IN |
| 29 | 525030 | 1 | SERVICE KIT, LOXIT NUT 1/4 |
| 34 | 232767 | 1 | ANODE ROD, MAGNESIUM USE 233514 |
| 34 | 233514 | 1 | ANODE ROD-MAGNESIUM-EXT. LIFE |
| 34 | 232768 | 1 | ANODE ROD-ALUMINUM (OPTIONAL) USE 233516 |
| 34 | 233516 | 1 | ANODE ROD |
| 35 | 70989 | 1 | GROMMET, GAS INLET |
| 38 | 232282 | 1 | T-STAT / HI-LIMIT SWITCH, 12 VDC 130° USE 233534 |
| 38 | 233534 | 1 | T-STAT / HI-LIMIT SWITCH, 135 DEGREE |
| 38 | 232319 | 1 | T-STAT/HI-LIMIT 12VDC 140 DEGREE |
| 40 | 71246 | 1 | GROMMET |
| 44 | 170374 | 1 | GAS FITTING, 90° ELBOW |
| 44 | 525025 | 1 | SERVICE KIT, FITTING BRASS 3/8 90 DEG ELBOW |
| 46 | 161109 | 1 | GAS VALVE 3/8 NTP X 1/4 LOXIT |
| NS | 161255 | 1 | GAS VALVE 3/8 NPT INLET 1/8-27 NPT OUTLET (Serial# Above 164513462) |
| NS | 521072 | 1 | SOLENOID KIT FOR WHITE RODGERS VALVES |
| NS | 521073 | 1 | SOLENOID KIT FOR SEVEN UNIVERSE VALVES |
| 47 | 171420 | 1 | MANIFOLD, OUTLET |
| 48 | 63243 | 1 | BRACKET, VALVE MOUNTING |
| NS | 63779 | 1 | VALVE MOUNTING BRACKET - FOR GAS VALVE 161255 |
| 49 | 121958 | 1 | SCREW 8-32 X 3/8 HEX HD |
| 51 | 63444 | 1 | BURNER BRACKET |
| 52 | 121943 | 1 | SCREW, 8MM-4.0X1/2 HEX WASHER HEAD |
| 53 | 171463 | 1 | NUT LOXIT 1/4 IN |
| 53 | 525030 | 1 | SERVICE KIT, LOXIT NUT 1/4 |
| 55 | 121577 | 2 | SCREW 10 X 1/4 IN |
| NS | 232459 | 1 | ELECTRODE WIRE ASSY USE 232456 |
| NS | 232456 | 1 | WIRE, ELECTRODE |
Access Door Components
| Reference # | Mfg Part Number | Qty | Product Description |
|---|---|---|---|
| 1 | 6257ACW | 1 | DOOR, RADIUS CORNER 10/12 C/WHT |
| 1 | 6257APW | 1 | DOOR, RADIUS CORNER 10/12 P/WHT |
| 2 | 6259ACW | 1 | DOOR, 10/12 GALLON FLUSH C/WHITE |
| 2 | 6259APW | 1 | DOOR, 10/12 GALLON FLUSH P/WHITE |
| 2 | 6259AEB | 1 | DOOR, 10/12 GALLON FLUSH BLACK |
Need help finding the correct Suburban SW12D water heater part?
Click any manufacturer part number above to search our inventory. If you need assistance identifying the correct replacement part, contact us with your model number and serial number.
Click any manufacturer part number above to search our inventory. If you need assistance identifying the correct replacement part, contact us with your model number and serial number.
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