# SDR CALA2011071400493

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 14, 2011
- Submitted: July 14, 2011
- Operation: Air carrier
- Aircraft: [N37252](https://openairdocs.org/aircraft/N37252), registered now
- Make and model: Boeing 737824
- Aircraft serial: 30583
- Aircraft time: 35,146 hours, 12,651 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Control Valve
- Part number: 32895626
- Part serial: 5309
- Condition: Inoperative
- Location: Bleed Air Sys
- Part time: 31,471 hours, 14,154 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2011071400493

## Discrepancy

BLEED TRIP OFF LIGHT ILLUMINATED--WILL NOT RESET-- CAME ON AT LEVEL 33K REPLACED PRECOOLER CONT VLV PER 36-12-02.  CHECKS GOOD ROTABLE PARTS CHANGE WAS INDICATED - TT 1380503  /N OFF 05309 VALVE, PRECOOLER  OFF 29-3617-9-0001 5309 ON 29-3617-9-0001 4648.

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