# SDR AALA202303272902

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 24, 2023
- Submitted: March 27, 2023
- Operation: Air carrier
- Aircraft: [N324RA](https://openairdocs.org/aircraft/N324RA), registered now
- Make and model: Boeing 737823
- Aircraft serial: 44459
- Aircraft time: 9,869 hours, 3,756 cycles
- System (JASC): [2161 · Cabin Temperature Controller](https://openairdocs.org/jasc/2161)
- Part: Controller
- Part number: 51090322002
- Condition: Faulty
- Location: Zone 100 - Fuse
- Stage of operation: CL
- How discovered: V
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202303272902

## Discrepancy

AIRCRAFT WAS GROUNDED: LEFT AMBER ENGINE ANTI ICE LIGHT ILLUMINATED ON CLIMB OUT. FLIGHT DIVERTED TO CLT LANDING SAFELY. MAINTENANCE TROUBLESHOT TO BLEED SYSTEM FAILURE. REPLACED INTEGRATED AIR SYSTEMS CONTROLLER PER AMM 21-61-22 (AALA202303272902) AND PRESSURE REGULATOR AND SHUTOFF VALVE (PRSOV) PER AMM 33-11-04 (AALA202303278743). ACCOMPLISHED SATISFACTORY TESTS.

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