Suburban SF-25F Furnace Parts Diagram & OEM Parts List
Use this Suburban SF25F 25,000 BTU ducted furnace parts breakdown to identify replacement cabinet parts, duct collars, thermostats, electrodes, gas valves, burners, motors, sail switches, ignition modules, blower wheels, gaskets, vent parts and other OEM RV furnace service parts.
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Suburban SF25F Cabinet, Thermostat & Duct Parts
| Reference # | Mfg Part Number | Qty | Description |
|---|---|---|---|
| 1 | 101242 | 1 | CABINET, FRONT, 3 - HOLE |
| 2 | 161154 | 1 | THERMOSTAT, WALL (WHITE) |
| 5 | 101889 | 1 | CABINET ASM |
| 6 | 50733 | 1 | COVER, DUCT |
| 7 | 50715 | 1 | DUCT COLLAR, 4 IN. |
Suburban SF25F Burner, Gas Valve & Electrode Parts
| Reference # | Mfg Part Number | Qty | Description |
|---|---|---|---|
| 8 | 122694 | 1 | NUT |
| 9 | 171596 | 1 | MANIFOLD ASSY |
| 10 | 120158 | 1 | SCREW, #8 X 3/8 |
| 11 | 180306 | 1 | ORIFICE, #53 |
| 12 | 70811 | 1 | GASKET, BURNER ACCESS |
| 12 | 525010 View photo | 1 | SERVICE. KIT, GASKET, BURNER, ACCESS COVER |
| 12 | 71263 | 1 | GASKET, BURNER ACCESS COVER - Above Serial# 094101431 |
| 12 | 525031 View photo | 1 | SERVICE KIT, GASKET BURNER ACCESS COVER - Above Serial# 094101431 |
| 13 | 121704 | 1 | PLATE, TINNERMAN |
| 14 | 63198 | 1 | PLATE, SECONDARY (BACK) |
| 15 | 121651 | 1 | SCREW 8-18 X 1/2 |
| 16 | 62933 | 1 | PLATE, SECONDARY AIR (FRONT) |
| 17 | 121651 | 1 | SCREW 8-18 X 1/2 |
| 18 | 121651 | 1 | SCREW 8-18 X 1/2 |
| 19 | 62935 | 1 | PLATE, SECONDARY AIR, BOTTOM |
| 20 | 121651 | 1 | SCREW 8-18 X 1/2 |
| 21 | 121651 | 1 | SCREW 8-18 X 1/2 |
| 22 | 232286 | 1 | ELECTRODE, SINGLE PROBE W/ WIRE (L SHAPE) - Above Serial No 934701426 Ending Serial No 171416095 |
| 22 | 525009 | 1 | SERVICE KIT, ELECTRODE W/GROMMET (L SHAPE) - Above Serial No 934701426 Ending Serial No 171416095 |
| 22 | 233306 | 1 | ELECTRODE & WIRE ASSY (STRAIGHT) - Above Serial No 171416095 |
| 22 | 525051 | 1 | SERVICE KIT ELECTRODE, STRAIGHT - Above Serial No 171416095 |
| 23 | 10762 | 1 | BURNER ASSEMBLY |
| 24 | 70963 | 1 | GROMMET |
| 25 | 121651 | 1 | SCREW 8-18 X 1/2 |
| 26 | 161122 | 1 | GAS VALVE, 3/8 INLET NPT X 3/8 INVERTED OUTLET - Above Serial# 971303163 |
| 26 | 161133 | 1 | GAS VALVE, 3/8 INLET NPT X 3/8 INVERTED OUTLET - Below Serial# 921403846 |
| NS | 521074 | 1 | SOLENOID KIT FOR WHITE RODGERS VALVES |
| NS | 521075 | 1 | SOLENOID KIT FOR SEVEN UNIVERSE VALVES |
| 27 | 171574 | 1 | PIPE ASSEMBLY,GAS INLET |
| 28 | 121857 | 1 | SCREW #8-18 X 1/2 |
| 29 | 170374 | 1 | GAS FITTING, 90° ELBOW |
| 29 | 525025 | 1 | SERVICE KIT, FITTING BRASS 3/8 90 DEG ELBOW |
Suburban SF25F Vent, Motor, Blower & Ignition Parts
| Reference # | Mfg Part Number | Qty | Description |
|---|---|---|---|
| 30 | 121853 | 1 | SCREW, #10 X 3/4 |
| 31 | 260231 View photo | 1 | VENT CAP & EXHAUST TUBE ASSY |
| 32 | 51248 | 1 | VENT TUBE, INTAKE USE 51446 |
| 32 | 51446 | 1 | VENT TUBE, INTAKE |
| 33 | 121857 | 1 | SCREW #8-18 X 1/2 |
| 34 | 390852 | 1 | COMBUSTION AIR HOUSING (FRONT) |
| 35 | 121929 | 1 | SCREW, #8 - 18 X 2 1/4 |
| 36 | 121928 | 1 | SCREW 6-19 X 1/2 PH PH |
| 37 | 390848 | 1 | COMBUSTION AIR HOUSING (REAR) |
| 37 | 390849 | 1 | COMBUSTION AIR HOUSING (REAR) |
| 38 | 350122 | 1 | COMBUSTION AIR WHEEL USE 350184 |
| 38 | 350184 | 1 | WHEEL, COMBUSTION AIR |
| 39 | 71084 | 1 | GASKET, FIREWALL COMBUSTION AIR |
| 40 | 231706 | 1 | MOTOR ASSM 2 1/2 IN DIAMETER USE 233101 - BELOW SERIAL NUMBER: 012106952 |
| 40 | 232682 | 1 | MOTOR ASSY, 3 IN DIAM W/GASKET - ABOVE SERIAL NUMBER: 012106952 |
| 40 | 233101 | 1 | MOTOR ASSY, 2 1/2 IN DIAM - BELOW SERIAL NUMBER: 012106952 |
| 41 | 121945 | 1 | SCREW # 4-20 X 5/8 |
| 42 | 390872 | 1 | HOUSING, BLOWER FRONT HALF |
| 43 | 121857 | 1 | SCREW #8-18 X 1/2 |
| 44 | 390851 | 1 | HOUSING, BLOWER REAR HALF |
| 45 | 230509 | 1 | MICRO SWITCH & PADDLE USE 233356 - Below Serial# 924201894 |
| 45 | 233356 | 1 | MICRO SWITCH & PADDLE - Below Serial# 924201894 |
| 45 | 525024 | 1 | SERVICE KIT, SAIL SWITCH - Below Serial# 924201894 |
| 45 | 232261 | 1 | SWITCH, SAIL USE 233382 |
| 45 | 233382 | 1 | SAIL SWITCH |
| 45 | 525003 | 1 | SERVICE KIT, SAIL SWITCH |
| 46 | 121928 | 1 | SCREW 6-19 X 1/2 PH PH |
| 47 | 121928 | 1 | SCREW 6-19 X 1/2 PH PH |
| 48 | 232351 | 1 | ON/OFF SWITCH |
| 49 | 63446 | 1 | BRACKET, ON/OFF SWITCH |
| 50 | 520820 | 1 | MODULE BOARD, WAS SUPERCEEDED USE 521099 |
| 50 | 521099 | 1 | IGNITION CONTROL MODULE |
| 51 | 70973 | 1 | INSULATOR CAP, MODULE BOARD COIL |
| 52 | 350123 | 1 | BLOWER ROOM AIR WHEELUSE 350129 |
| 52 | 350129 | 1 | BLOWER WHEEL |
| 53 | 121857 | 1 | SCREW #8-18 X 1/2 |
| 54 | 231809 | 1 | BUSHING, STRAIN RELIEF |
| 55 | 121857 | 1 | SCREW #8-18 X 1/2 |
| 56 | 231809 | 1 | BUSHING, STRAIN RELIEF |
| 57 | 70808 | 1 | GASKET, FIREWALL CHAMBER |
| 58 | 21149BK | 1 | CHAMBER ASSY FINAL |
| 59 | 232504 | 1 | SWITCH, LIMIT USE 233532 - S# 921403896 & ABOVE |
| 59 | 233532 | 1 | SWITCH, LIMIT 160 DEGREE |
| 59 | 525006 | 1 | SERVICE KIT, LIMT SWITCH 160OPEN/120 CLOSED |
| 59 | 231630 | 1 | LIMIT SWITCH 175 DEGREE - S# 921403895 & BELOW |
| 60 | 120158 | 1 | SCREW, #8 X 3/8 |
| 61 | 120158 | 1 | SCREW, #8 X 3/8 |
| 62 | 110747 | 1 | SUBURBAN FIREWALL |
| NS | 2608A | 1 | FURNACE CORE REPLACEMENT RP-30FQ |
Need help finding the correct Suburban SF25F furnace part?
Part numbers for products we carry are clickable, including out-of-stock items. Other part numbers remain visible for reference. Confirm the furnace model and any serial-number restrictions before ordering.
Part numbers for products we carry are clickable, including out-of-stock items. Other part numbers remain visible for reference. Confirm the furnace model and any serial-number restrictions before ordering.
Find your furnace parts
Find replacement parts for your Suburban SF-25F below. Select a photo to open the part listing, then match its part number and serial-number range to your furnace.
Ignition and control parts
Airflow and housing components
Burner, vent and duct parts
Replacement furnace core
Additional SF-25F service parts with photos
Use the listed manufacturer part numbers and check the furnace data plate before ordering, particularly for serial-dependent components.
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