Atwood AFMD25121 Furnace Parts Drawing and Reference

The AFMD25121 list starts with the duct fittings and proceeds through the burner, heat exchanger, electrical control and fan components. Use the diagram reference to identify the correct manufacturer number without assuming that an unlisted part is stocked.

The reference drawing comes from the existing AFMD-series service parts record. Related model variants may share an illustration; use the exact model-specific parts list below rather than assuming every version uses identical fittings.

Atwood AFMD series furnace parts reference illustration associated with AFMD25121 source list
AFMD-series reference illustration · Follow the model-specific original numbered parts table below.

AFMD25121 original manufacturer parts references

Reference Manufacturer part number Quantity Component description
1 30335 1 CIRCUIT BREAKER 10 AMP
5 36688 1 DUCT ADAPTER 2 INCH
6 31474 1 DUCT ADAPTER 4 INCH
7 30205 1 ADAPTER PLATE KIT, SIDE DISCH
8 30261 1 BOTTOM PLATE ADAPTER ASM.
9 31361 1 DUCT COVER PLATE, 4 INCH
10 35100 1 ELECTRODE ASM. SMALL
11 35710 1 HEAT EXCHANGER KIT, M
12 31244 1 CASING LEG
13 35706 1 GAS LINE GROMMET
14 30268 1 BURNER HEAD, LP GAS
15 31501 1 ELECTRONIC IGNITION BOARD
15 32353 1 UNIVERSAL IGNITION DC SMT
16 35712 1 MANIFOLD EXT ASM KIT, SML
NS 32349 1 MANIFOLD, INLET SMALL
17 30722 1 MOTOR KIT
18 30845 1 ORIFICE KIT 1.45MM LP
19 31091 1 LIMIT SWITCH, 190 DEGREE
20 31094 1 SAIL SWITCH KIT, SML-WHITE - Serial# 724 and below
20 33063 1 SAIL SWITCH DF-BLACK - NLA - Serial# 724 and higher
21 32300 1 THERMOSTAT, HEAT ONLY, BLACK
21 38452 1 T-STAT HEAT ONLY - BROWN
21 38453 1 THERMOSTAT HEAT ONLY - WHITE
23 31098 1 VALVE 12VDC TOP SMALL
23 31096 1 VALVE KIT, 12VDC -V1 SML
24 31271 1 LD VENT KIT, .875 V4
26 30582 1 LD VENT KIT, .875 V3
27 30937 1 LD VENT KIT, .875 V4 MW
29 30197 1 VENT COVER PANEL SM V2-W
29 30456 1 VENT PANEL EXTENSION SML V3
29 30457 1 VENT PANEL EXTENSION SML V3
30 30611 1 VENT PANEL EXTENSION SML V4
31 33128 1 COMBUSTION AIR WHEEL
32 33126 1 BLOWER WHEEL KIT
33 31114 1 WIRING HARNESS, DC
NS 31923 1 VENT PANEL EXTENSION SM V1

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