# SDR 2008UALA03984

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 26, 2008
- Submitted: August 5, 2008
- Operation: Air carrier
- Aircraft: [N210UA](https://openairdocs.org/aircraft/N210UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30216
- Aircraft time: 29,990 hours, 6,811 cycles
- Engine: Pwa PW4077
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Filter
- Part number: ACA645F25Y4
- Condition: Plugged
- Location: Apu
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2008UALA03984

## Discrepancy

APU CONTROL APUC DETECTED FAILURE OF REDUNDANT CONTROL FUNCTION OR LOSS OF ONE ARINC 629 CHANNEL.  *S/D*  FOUND PLUGGED OIL FILTER.  APU OIL FILTER PER MM 49-27-03, OP CHECK GOOD.  AC OK FOR SERVICE.

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