# SDR ASAA0893835

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 21, 2008
- Submitted: November 25, 2008
- Operation: Air carrier
- Aircraft: N302AS
- Make and model: Boeing 737990
- Aircraft serial: 30017
- Aircraft time: 22,922 hours, 10,007 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Regulator
- Part number: 1074847
- Part serial: 2736
- Condition: Malfunctioned
- Location: Nr 1 Engine
- Part time: 52,200 hours, 27,147 cycles
- Stage of operation: CL
- 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/ASAA0893835

## Discrepancy

LT BLEED TRIP 31000 CLIMB-OUT OF ANC RESET TRIPPED AGAIN.  REPLACED HIGH STAGE REGULATOR.

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