# SDR UIEA2022052300527

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 23, 2022
- Submitted: May 27, 2022
- Operation: Air carrier
- Aircraft: [N662GT](https://openairdocs.org/aircraft/N662GT), registered now
- Make and model: Boeing 767-31A
- Registry model: [Boeing 767-31A](https://openairdocs.org/model/boeing-767-31a) (OpenAirDocs)
- Aircraft serial: 27619
- Aircraft time: 81,397 hours, 16,240 cycles
- Engine: Pwa PW4060
- System (JASC): [7430 · Ignition Switching](https://openairdocs.org/jasc/7430)
- Part: Switch
- Condition: Fault Message
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2022052300527

## Discrepancy

FAILURE  L & R  PRV  OPEN  & CLOSE  SWITCHES  DISAGREE  ( POST RUN-UP MESSAGE.  PERFORMED AIR SUPPLY CONTROL SYSTEM - BITE TEST IAW AMM 36-23-00. NO FAULTS NOTED, SYSTEM OK AT THIS TIME

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