| Item | Part No. | Part Name | Qty | Serial No. |
| 425-07-23100 | HEATER KIT | 50001-51000 | ||
| (425-07-23131) | SUB ASS'Y | 50001-51000 | ||
| 1 | (425-07-21141) | DAMPER ASS'Y | 50001-51000 | |
| 2 | (425-07-21152) | DUCT ASS'Y | 50001- | |
| 3 | 425-07-21160 | RELAY | 50001-51000 | |
| 4 | 421-07-21190 | CAP | 50001- | |
| 5 | 01435-00620 | BOLT | 50001-51000 | |
| 6 | (425-07-23110) | HEATER UNIT | 50001-51000 | |
| 7 | 425-07-23120 | CONTROLLER | 50001- |