| 1 | NSS | COMPRESSOR (see 234H3) | 1 | |
| 2 | NSS | FAN (connector incl., see 253A7) | 1 | |
| 3 | NSS | TERMINAL BOX (see 253A8) | 1 | |
| 4 | NSS | ELECTRO BOX (see 257B3) | 1 | |
| 5 | NSS | BLOWER (see 253A6) | 1 | |
| 6 | NSS | MOTOR - fresh air (see 257B2) | 1 | |
| 7 | 66-9353 | VALVE - solenoid (see 253A2) | 1 | |
| 8 | 41-6318 | SWITCH - HPCO (service set - connector incl., 253A2) | 1 | |
| 9 | 304-1921 | SWITCH - MOD (service set - connector incl., 253A2) | 1 | |
| 10 | 41-5899 | SWITCH - LPCO (service set - connector incl., 253A3) | 1 | |
| 11 | 41-7513 | SENSOR - temperature (connector incl., see 253A3, 253A6, 257B2) | 3 | |
| 12 | 41-3917 | SWITCH - limit | 1 | |
| 13 | 42-219 | CONNECTOR - assembly (see 257B4) | 1 | |
| 55-9854 | SCREW - connector | 4 | |
| 55-7170 | LOCKWASHER | 4 | |
| 55-9837 | NUT - captive | 4 | |
| 14 | 42-218 | CONNECTOR - assembly (see 257B4) | 1 | |
| 55-7696 | SCREW - connector | 4 | |
| 51-1451 | WASHER - spring | 4 | |
| 55-7697 | FLATWASHER | 4 | |
| 51-1181 | NUT - captive, closed | 4 | |
| 15 | 42-114 | HARNESS - condenser fan motor | 2 | |
| 16 | 42-116 | CABLE - temperature sensor (FAS) | 1 | |
| 17 | 42-117 | CABLE - temperature sensor (RAS) | 1 | |
| 18 | 42-123 | CABLE - temperature sensor (DAS) | 1 | |
| 19 | 42-124 | CABLE - solenoid | 1 | |
| 20 | 42-125 | CABLE - limit switch | 1 | |
| 21 | 42-126 | CABLE - LPCO | 1 | |
| 22 | 42-127 | CABLE - MOD | 1 | |
| 23 | 42-128 | CABLE - HPCO | 1 | |
| 24 | 42-319 | HARNESS - power outlet | 1 | |
| 25 | 42-389 | CABLE - WS22 | 1 | |
| 26 | 42-322 | CABLE - RS232 | 1 | |
| 27 | 42-320 | HARNESS - fans & compressors supply | 1 | |
| 28 | 42-390 | CABLE - fresh air damper motor | 1 | |