# SDR ASAA2020030232323

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 26, 2020
- Submitted: March 3, 2020
- Operation: Air carrier
- Aircraft: [N592AS](https://openairdocs.org/aircraft/N592AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35190
- Aircraft time: 46,316 hours, 13,848 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Actuator
- Part number: 5416744
- Part serial: 78448
- Condition: Inoperative
- Location: Lt Ram Air
- Part time: 1,232 hours, 326 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2020030232323

## Discrepancy

AT FL 370 LEFT RAM DOOR FULL OPEN. LIGHT ILLUMINATED, STAYED ON. GROUNDED - YES. REMOVED & REPLACED L/H RAM AIR INLET ACTUATOR REF 737-800 AMM 21-51-21, OPS CK NML REF AMM 21-61-00-700-806-002.

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