# SDR 9JLA2020120927175

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 30, 2020
- Submitted: December 9, 2020
- Operation: Air carrier
- Aircraft: [N732WB](https://openairdocs.org/aircraft/N732WB), registered now
- Make and model: Beech 400A
- Registry model: [Beech 400A](https://openairdocs.org/model/hawker-beechcraft-400a) (OpenAirDocs)
- Aircraft serial: RK403
- Aircraft time: 6,204 hours, 5,638 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Motor
- Part number: 11341045
- Part serial: 2804
- Condition: Defective
- Location: A/C Pack
- Stage of operation: NR
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9JLA2020120927175

## Discrepancy

FLIGHT CREW REPORTED THAT DURING GROUND OPERATIONS THAT THE VAPOR CYCLE AIR CONDITIONING SYSTEM CIRCUIT BREAKER TRIPPED.  THE MAINTENANCE VENDOR DETERMINED THAT THE AIR CONDITIONING COMPRESSOR MOTOR WAS DEFECTIVE AND INSTALLED AN OVERHAULED MOTOR.  P/N 1134014-5 S/N 2804 AIRCRAFT WAS RETURNED TO SERVICE.

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