| 1 | 98-3541 | DOOR - evaporator | 1 | |
| 2 | 98-3540 | DOOR - air exchanger (M38, M41) | 1 | |
| 98-4839 | DOOR - air exchanger (M40, M40.1) | 1 | |
| 55-2979 | SCREW - door | 28 | |
| 55-2086 | FLATWASHER | 28 | |
| 55-1800 | LOCKWASHER | 28 | |
| 91-6206 | COVER - air exchanger | 1 | |
| 3 | 91-581 | COVER - air exchanger | 1 | |
| 4 | 33-2015 | GASKET - air exchanger | 2 | |
| 5 | 99-6748 | BRACKET - air exchanger | 1 | |
| 6 | 55-4012 | WASHER - special | 1 | |
| 7 | 55-2550 | PIN - cotter | 1 | |
| 8 | 55-5120 | SCREW - wing | 1 | |
| 9 | 98-2998 | DUCT - air exchanger | 1 | |
| 10 | 99-7115 | STRIP - gasket (door, 25 ft) | A/R | |
| 11 | 91-5639 | NAMEPLATE - Fresh Air Exchange | 1 | |
| 12 | 33-1712 | GASKET - air exchanger | 1 | |
| 13 | 99-6783 | NAMEPLATE - arrow | 1 | |
| 14 | 91-374 | BRACKET - duct | 1 | |
| 55-3049 | SCREW - duct | 3 | |
| 55-2001 | FLATWASHER | 3 | |
| 15 | 99-9251 | STRIP - gasket (duct, 25 ft) | A/R | |
| 16 | 91-521 | SCREEN - cap (duct, optional) | 1 | |
| 55-3010 | RIVET - screen | 2 | |
| 55-6157 | WASHER - special | 2 | |