# SDR CALA2013072990059

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 25, 2013
- Submitted: July 29, 2013
- Operation: Air carrier
- Aircraft: [N662UA](https://openairdocs.org/aircraft/N662UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 27159
- Aircraft time: 87,478 hours, 13,855 cycles
- Engine: Pwa PW4060
- System (JASC): [7530 · Compressor Bleed Control](https://openairdocs.org/jasc/7530)
- Part: Actuator
- Part number: 8198021
- Part serial: 208
- Condition: Faulty
- Location: Nr 1
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013072990059

## Discrepancy

LEFT ENGINE EEC C1 STATUS DISPLAYED ECM DOWNLINKS SHOW MSG 35 1-25 CHANNEL A & B SVA FD BK FAIL. CHECKED PIMU FOR MESSAGES TO CONFIRM.  ACCOMPLISHED FIM WIRING CHECKS BEFORE REPLACING SVA.  REPLACED SVA AMM, OPS CHECKED GOOD. NO MESSAGES.

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