| 1 | 98-3348 | FRAME | 1 | |
| 99-2789 | NAMEPLATE - TK Logo | 1 | |
| 91-279 | INSULATION - frame (top, 18 in w x 1/2 in thk x 26.5 in lg, M1, M1A, M3, M4) | 2 | |
| 91-280 | INSULATION - blower housing (top, 6.3 in wide x 1/2 in thk x 25 in lg, M1, M1A, M3, M4) | 1 | |
| 91-281 | INSULATION (right side, M1, M1A, M3, M4) | 1 | |
| 91-282 | INSULATION (left side, M1, M1A, M3, M4) | 1 | |
| 2 | 91-283 | CHANNEL - air filter | 1 | |
| 91-284 | BRACKET - safety latch catch | 1 | |
| 55-1587 | SCREW - channel & bracket | 4 | |
| 55-2086 | FLATWASHER | 8 | |
| 55-4953 | NUT | 4 | |
| 3 | 91-285 | ANGLE - air filter (side) | 2 | |
| 55-3035 | RIVET - angle | 12 | |
| 4 | 11-6471 | FILTER - air | 2 | |
| 5 | 55-4422 | FASTENER - snap ring (filter) | 4 | |
| 55-2264 | RIVET - fastener | 4 | |
| 6 | 77-1834 | RING - inlet | 2 | |
| 55-3561 | SCREW - ring | 10 | |
| 7 | 98-3349 | HOUSING - blower (front) | 1 | |
| 8 | 98-3350 | HOUSING - blower (rear) | 1 | |
| 55-1587 | SCREW - housing | 4 | |
| 55-2086 | FLATWASHER | 8 | |
| 55-4953 | NUT | 4 | |
| 9 | 91-286 | DUCT - air (front) | 1 | |
| 10 | 91-287 | DUCT - air (rear) | 1 | |
| 55-3561 | SCREW - air duct | 12 | |
| 11 | 91-288 | INSULATION - access door | 1 | |
| 91-289 | INSULATION - panel (bottom, M1, M1A, M3, M4) | 1 | |
| 12 | 77-2518 | WHEEL - blower (cw, front) | 1 | |
| 13 | 98-3351 | PANEL - bottom | 1 | |
| 55-5639 | SCREW - panel | 20 | |
| 14 | 91-290 | COVER - access | 2 | |
| 55-3561 | SCREW - cover | 16 | |
| 15 | 33-1869 | GASKET - cover | 2 | |
| 16 | 91-291 | HINGE - access panel | 3 | |
| 55-2995 | SCREW - hinge | 24 | |
| 55-2001 | FLATWASHER | 24 | |
| 55-4560 | NUT | 24 | |
| 17 | 99-8790 | TRAP - evaporator drain | 2 | |
| 55-2686 | CLAMP - hose (drain) | 2 | |
| 18 | 98-3352 | COVER - access | 1 | |
| 99-1006 | FASTENER - screw to cover | 3 | |
| 55-692 | WASHER - split | 3 | |
| 19 | 91-292 | LATCH - safety | 1 | |
| 55-2995 | SCREW - safety latch | 2 | |
| 55-2001 | FLATWASHER | 4 | |
| 55-4560 | NUT | 2 | |
| 20 | 104-490 | MOTOR (12VDC, M1, M1A) | 2 | |
| 77-1498 | BEARING (shaft end) | 1 | |
| 77-1661 | BEARING (opposite shaft end) | 1 | |
| 44-4435 | BRUSH (set of 4) | 1 | |
| 33-1087 | SEAL - shaft | 1 | |
| 104-502 | MOTOR (12VDC, M2, see 89G7) | 2 | |
| 104-553 | MOTOR (24VDC, M3, M4) | 2 | |
| 77-1661 | BEARING (shaft end) | 1 | |
| 77-1401 | BEARING (opposite shaft end) | 1 | |
| 44-6720 | BRUSH | 4 | |
| 33-1370 | SEAL - shaft | 1 | |
| 99-9084 | NAMEPLATE - arrow | 2 | |
| 55-2969 | SCREW - motor | 8 | |
| 55-4727 | WASHER | 16 | |
| 55-4954 | NUT | 8 | |
| 21 | 77-2519 | WHEEL - blower (ccw, rear) | 1 | |
| 22 | 33-1870 | SEAL - shaft | 2 | |
| 23 | 98-3353 | BASE - motor | 2 | |
| 24 | 33-1871 | GASKET - bracket | 2 | |
| 25 | 44-7581 | HARNESS - jumper (rotation determination, M1, M1A) | 2 | |