| Item | Part No. | Part Name | Qty | Serial No. |
| 22U-979-2300 | DUCT ASS'Y | 4501- | ||
| 1 | 22U-979-2311 | DUCT | 4501- | |
| 2 | 22U-979-2351 | DEFROSTER ASS'Y | 4501- | |
| 3 | 01370-40408 | SCREW | 4501- | |
| 4 | 01435-00612 | BOLT | 4501- | |
| 5 | 22U-979-2331 | DUCT | 4501- | |
| 6 | 01435-00612 | BOLT | 4501- | |
| 7 | 01010-81020 | BOLT | 4501- | |
| 8 | 01643-31032 | WASHER | 4501- | |
| 9 | 01643-31032 | WASHER | 4501- | |
| 10 | 22U-979-2321 | DUCT | 4501- | |
| 11 | 01435-00612 | BOLT | 4501- | |
| 12 | 22U-979-2370 | HOSE | 4501- | |
| 13 | 07281-00419 | CLAMP | 4501- | |
| 14 | 04434-53411 | CLIP | 4501- |