# SDR SWAA2022072733107

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 23, 2022
- Submitted: July 27, 2022
- Operation: Air carrier
- Aircraft: [N7731A](https://openairdocs.org/aircraft/N7731A), registered now
- Make and model: Boeing 737-76N
- Registry model: [Boeing 737-76N](https://openairdocs.org/model/boeing-737-76n) (OpenAirDocs)
- Aircraft serial: 32677
- Aircraft time: 50,801 hours, 25,581 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Valve
- Condition: Leaking
- Location: #2 Engine
- Stage of operation: CR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2022072733107

## Discrepancy

#2 ENG REACHED 922 ON CLIMB PILOTS REDUCED THRUST TO 900EGT WITHOUT AUTOTHROTTLES TO CRZ #2 FF WAS CONSISTENTLY HIGHER LEADING TO FUEL IMBALANCE #2 EGT WAS CONSISTENTLY HIGHER THAN #1 ENG BY 60*C. / [01] PERFORM EEC BITE TEST PER AMM 73-21-00; NO FAULTS FOUND. PERFORM MT 772-32-01; NO DEFECTS NOTED. PERFORM MT 736-00-02; FOUND PRSOV LEAKING AND HSR WORKING INCONSISTENTLY. R&R PRSOV PER AMM 36-11-04; AND HSR PER AMM 36-11-07. OPS CHECK GOOD. REFERENCE LOG PAGE 2038827.

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