# SDR ASAA2023030342190

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 3, 2023
- Submitted: March 7, 2023
- Operation: Air carrier
- Aircraft: [N534AS](https://openairdocs.org/aircraft/N534AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35202
- Aircraft time: 45,007 hours, 12,888 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Actuator
- Part number: 5416744
- Part serial: 1077235
- Condition: Faulted
- Location: Rt Ram Air
- Part time: 26,397 hours, 7,534 cycles
- Stage of operation: DE
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023030342190

## Discrepancy

ON DESCENT CHECK RECALL CHECK, RIGHT PACK LIGHT ILLUMINATED CLEARS ON RESET. GROUNDED - YES. REF B737-800 FIM 21-62 TASK 801, RH PACK CONTROLLER FAULT REVIEW RESULTS IN RAM AIR ACTUATOR FAULT ON PREVIOUS FLIGHT. REMOVED & REPLACED RAM AIR INLET ACTUATOR REF B737-800 AMM 21-51-21, OPS & BITE CHECK GOOD.

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