# SDR ASAA2021121636928

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 16, 2021
- Submitted: January 27, 2022
- Operation: Air carrier
- Aircraft: [N419AS](https://openairdocs.org/aircraft/N419AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41734
- Aircraft time: 32,442 hours, 10,407 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: None
- Part number: 5416744
- Part serial: 673774
- Condition: Faulty
- Location: R Ram Air Inlet
- Part time: 9,284 hours, 2,802 cycles
- Stage of operation: TX
- How discovered: V
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2021121636928

## Discrepancy

AFTER PUSH, ON RECALL, MASTER CAUTION AND RT PACK ILLUMINATED. RESET W/ MASTER CAUTION. GROUNDED - YES. RAM AIR INLET ACTUATOR #2 REMOVED/REPLACED IAW B737-900 AMM 21-51-21 OPS CHECK OK.

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