# SDR CALA2012010400008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 4, 2012
- Submitted: January 4, 2012
- Operation: Air carrier
- Aircraft: [N24202](https://openairdocs.org/aircraft/N24202), registered now
- Make and model: Boeing 737824
- Aircraft serial: 30429
- Aircraft time: 38,435 hours, 13,533 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Sensor
- Part number: 11502501
- Condition: Inoperative
- Location: Ac Pack
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2012010400008

## Discrepancy

LEFT PACK WILL NOT HEAT COCKPIT.  T/S PER FIM 21-61-00 FOUND TEMP SENSOR BAD.  REPLACED TEMP SENSOR PER AMM 21-51-52.  GND CHECK OK.

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