# SDR UIEA2017073001378

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 31, 2017
- Submitted: July 31, 2017
- Operation: Air carrier
- Aircraft: [N1361A](https://openairdocs.org/aircraft/N1361A), registered now
- Make and model: Boeing 767-31B
- Registry model: [Boeing 767-31B](https://openairdocs.org/model/boeing-767-31b) (OpenAirDocs)
- Aircraft serial: 26265
- Aircraft time: 85,453 hours, 18,001 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Controller
- Part number: 77328915
- Part serial: 2013060014
- Condition: Malfunctioned
- Location: Lt Hpc
- Stage of operation: IN
- 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/UIEA2017073001378

## Discrepancy

LEFT HPC BITE SWITCH FAULT DURING AIR SUPPLY MODULE BITE TEST.  THE 1 ENGINE HPC WAS REMOVED AND REPLACED.   AIR SUPPLY MODULE BITE TEST CARRIED OUT IAW AMM 36-11-08, REV 121.  FOUND SATISFACTORY.

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