# SDR ASAA2014081708866

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 17, 2014
- Submitted: August 20, 2014
- Operation: Air carrier
- Aircraft: [N569AS](https://openairdocs.org/aircraft/N569AS), registered now
- Make and model: Boeing 737490
- Aircraft serial: 35184
- Aircraft time: 28,509 hours, 8,921 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Bulb
- Part number: MS280341
- Condition: Failed
- Location: Lt Pack Temp
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2014081708866

## Discrepancy

LEFT PACK TEMP IS STUCK AT -5 DEGREES C TEMP, CONTROL IS NORMAL IN CRUISE AND OTHER PHASES OF FLIGHT.  ACFT GROUNDED.  REPLACED LT PACK TEMP BULB IAW MM 21-51-60/401. OPS GOOD.

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