# SDR ASAA2023041742945

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 17, 2023
- Submitted: April 21, 2023
- Operation: Air carrier
- Aircraft: [N593AS](https://openairdocs.org/aircraft/N593AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35107
- Aircraft time: 55,053 hours, 16,426 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Actuator
- Part number: 5416744
- Part serial: 38408
- Condition: Faulted
- Location: Rt Ram Air Inlet
- Part time: 4,997 hours, 1,741 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023041742945

## Discrepancy

ON W/A PILOT NOTICED R/H RAM AIR DOOR CLOSED. CYCLED POWER NO HELP. BITE CHECK INDICATES ACTUATOR INOP. GROUNDED - YES.  REMOVED AND REPLACED R/H RAM AIR DOOR ACTUATOR, OPS NORMAL. REF B737-800 AMM 21-51-21-000/400-801.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.