# SDR ASAA2023042343041

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 23, 2023
- Submitted: May 1, 2023
- Operation: Air carrier
- Aircraft: [N408AS](https://openairdocs.org/aircraft/N408AS), registered now
- Make and model: Boeing 737-900ER
- Registry model: [Boeing 737-900ER](https://openairdocs.org/model/boeing-737-900er) (OpenAirDocs)
- Aircraft serial: 41732
- Aircraft time: 38,055 hours, 12,027 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Actuator
- Part number: 5416744
- Part serial: 13238
- Condition: Faulty
- Location: Right Ram Inlet
- Part time: 49,570 hours, 16,122 cycles
- Stage of operation: NR
- 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/ASAA2023042343041

## Discrepancy

RIGHT PACK LIGHT ON RECALL WE GOT A PACK LIGHT MASTER CAUTION. LIGHT EXTINGUISHED ON MASTER CAUTION RESET PER QRH. GROUNDED - YES. REMOVED AND REPLACED RAM AIR INLET ACTUATOR (RH) IAW B737-900 AMM 21-51-21.

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