# SDR ASAA2022101840389

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 18, 2022
- Submitted: October 24, 2022
- Operation: Air carrier
- Aircraft: [N584AS](https://openairdocs.org/aircraft/N584AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35682
- Aircraft time: 55,030 hours, 16,225 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Actuator
- Condition: Faulted
- Location: Ram Air
- Stage of operation: TX
- 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/ASAA2022101840389

## Discrepancy

AFTER PUSHBACK & ENG START ON RECALL # 2 PACK LIGHT ILLUMINATED, RESETS ON MASTER CAUTION PUSH. RAN QRH. GROUNDED - YES.  RAM AIR ACTUATOR FAULT ON #2 ZONE TEMP CONTROLLER. RAN PACK TEMP CONTROLLER BITE TEST FAULT NO LONGER PRESENT SUSPECT INTERMITTENT FAULT REFB737-800 FIM 21-62 TASKS 801 AND 836.

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