# SDR CALA2011112200763

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 22, 2011
- Submitted: November 22, 2011
- Operation: Air carrier
- Aircraft: [N72405](https://openairdocs.org/aircraft/N72405), registered now
- Make and model: Boeing 737924
- Aircraft serial: 30122
- Aircraft time: 32,157 hours, 13,163 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Duct
- Part number: 332A235014
- Condition: Separated
- Location: Bleed Air Sys
- Stage of operation: CL
- 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/CALA2011112200763

## Discrepancy

RT DUCT PRESS & LT; 10 PSI AT CLIMB PWR ON GROUND 0 PSI.  T/S FOUND ECS CONTROL LINE P/N 332A2350-14 SEPARATED.  REPOSITIONED PRECOOLER CONTROL VALVE AND REPLACED LINE AS REQ`D PERFORMED ENGINE RUNS, PNEUMATIC PRESSURES NORMAL.

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