Suburban DD17DSI Furnace Parts Diagram & OEM Parts List
Use this Suburban DD17DSI 17K direct discharge furnace parts breakdown to identify replacement thermostats, gas valves, electrodes, ignition modules, motors, limit switches, burner parts, gaskets, vent parts and other OEM RV furnace service parts.
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Suburban DD17DSI Parts Breakdown
| Reference # | Mfg Part Number | Qty | Description |
|---|---|---|---|
| 1 | 161154 | 1 | THERMOSTAT, WALL (WHITE) |
| 2 | 121717 | 2 | SCREW |
| 3 | 62945 | 1 | BRACE, COMBUSTION AIR HOUSING |
| 4 | 51288 | 1 | INTAKE AIR CUP ASSY |
| 5 | 390536 | 1 | HOUSING, COMBUSTION AIR (FRONT) |
| 6 | 70862 | 1 | GASKET, COMBUSTION AIR HOUSING (FRONT) |
| 7 | 121951 | 2 | NUT #2-56 |
| 8 | 231930 | 1 | MICROSWITCH |
| 9 | 121247 | 2 | SCREW, 2-56 X 5/8 HEX |
| 10 | 390537 | 1 | PANEL ASSY, COMBUSTION AIR |
| 11 | 390535 | 1 | COMBUSTION AIR HOUSING REAR |
| 13 | 121717 | 8 | SCREW |
| 14 | 121715 | 1 | SCREW |
| 15 | 350126 | 1 | WHEEL, COMBUSTION AIR |
| 16 | 70906 | 1 | GASKET, COMBUSTION AIR HOUSING (REAR) |
| 17 | 70859 | 1 | GASKET, BURNER TUNNEL |
| 18 | 70849 | 1 | GASKET, MOTOR |
| 19 | 231916 | 1 | MOTOR(231916) |
| 20 | 350125 | 1 | IMPELLER, ROOM AIR |
| 21 | 51159 | 1 | BURNER, TUNNEL ASSY |
| 22 | 10886 | 1 | BURNER |
| 23 | 70847 | 1 | GASKET, MANIFOLD |
| 24 | 121717 | 3 | SCREW |
| 25 | 171624 | 1 | MANIFOLD W/ORIFICE |
| 26 | 121717 | 2 | SCREW |
| 26 | 180130 | 1 | ORIFICE |
| 27 | 70848 | 1 | GASKET, BURNER TUNNEL (CHAMBER END) |
| 28 | 101422 | 1 | CABINET BACK ASSY |
| 29 | 121357 | 2 | SCREW 6 X 5/8 PH PH |
| 30 | 121936 | 1 | SCREW |
| 31 | 70807 | 1 | INSULATOR, MODULE BOARD |
| 32 | 520820 | 1 | MODULE BOARD, WAS SUPERCEEDED USE 521099 |
| 32 | 521099 | 1 | IGNITION CONTROL MODULE |
| 33 | 63422 | 1 | SPACER, NYLON |
| 35 | 230216 | 1 | BUSHING, STRAIN RELIEF 5/8 |
| 37 | 90539 | 1 | COVER, MODULE BOARD |
| 38 | 232351 | 1 | ON/OFF SWITCH |
| 39 | 63235 | 1 | BRACKET MANIFOLD |
| 40 | 121717 | 2 | SCREW |
| 41 | 161071 | 1 | GAS VALVE,W/HEATER |
| 42 | 170374 | 1 | GAS FITTING, 90° ELBOW |
| 42 | 525025 | 1 | SERVICE KIT, FITTING BRASS 3/8 90 DEG ELBOW |
| 43 | 70362 | 1 | BUSHING, SNAP |
| 44 | 70855 | 1 | BUSHING, OPEN/CLOSE |
| 45 | 62942 | 4 | BARACKET, CABINET TIE-DOWN |
| 46 | 70163 | 1 | GASKET, ELECTRODE USE 071076 |
| 47 | 231762 | 1 | ELECTRODE DD17DSI DUAL - Used until 1991 |
| 47 | 231934 | 1 | ELECTRODE |
| 47 | 232784 | 1 | ELECTRODE - Serial # above 042111218 |
| NS | 231783 | 1 | ELECTRODE WIRE |
| 48 | 120158 | 6 | SCREW, #8 X 3/8 |
| 49A | 121877 | 2 | SCREW 8 X 3/8 |
| 49 | 30966 | 1 | GRILLE ASSY |
| 50 | 31172 | 1 | DOOR, BURNER ACCESS |
| 51 | 71151 | 1 | GASKET, BURNER ACCESS DOOR |
| 52 | 121407 | 2 | SCREW 8-32 X 3/8 HEX BK |
| 53 | 62944 | 1 | BRACKET, LIMIT SWITCH |
| 54 | 21178 | 1 | CHAMBER ASSY (INCLUDED WITH ITEM #4) |
| 55 | 231768 | 1 | LIMIT SWITCH 260 DEGREE |
| 56 | 121502 | 2 | SCREW 6X3/8 PH RH BLACK |
| 57 | 101890 | 1 | CABINET WRAP ASSY |
| 58 | 70856 | 1 | BUSHING |
| 59 | 121717 | 2 | SCREW |
| 62 | 230714 | 1 | SPLICER |
| 63 | 121244 | 2 | SCREW, #6 X 1/4IN |
| 64 | 120717 | 2 | NUT, HEX # 10-24 KEPS |
| 65 | 121459 | 2 | SCREW,10-24 X 1/2 WHIZ LOCK |
| NS | 231908 | 1 | FUSEHOLDER |
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Click any manufacturer part number above to search our inventory. If you cannot find the part you need, contact us with your furnace model number, serial number and part number.
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