# SDR ASAA2023040142658

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 1, 2023
- Submitted: April 3, 2023
- Operation: Air carrier
- Aircraft: [N468AS](https://openairdocs.org/aircraft/N468AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41735
- Aircraft time: 32,385 hours, 10,243 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- 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/ASAA2023040142658

## Discrepancy

CONT CABIN ZONE TEMP LIGHT ILLUMINATED AFTER ENGINE START. GROUNDED - YES. C/W PACK TEMP CONTROLLER 1 AND 2 BITE REF B737-900 FIM 21-62 TASK 801. ZONE TEMP CONT 2 FAULTED FLT DECK TRIM VALVE, RESET. NO FAULTS NOTED. NO HISTORY IN LAST 30 DAYS.

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