# SDR UALA2008121506899

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 13, 2008
- Submitted: December 17, 2008
- Operation: Air carrier
- Aircraft: [N776UA](https://openairdocs.org/aircraft/N776UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26937
- Aircraft time: 51,398 hours, 9,579 cycles
- Engine: Pwa PW4077
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: 35059208
- Condition: Overheated
- Location: Hydraulic Sys
- Stage of operation: NR
- How discovered: O
- Nature of condition: W, M
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2008121506899

## Discrepancy

HYD PUMP DEM C2 LOW CENTER HYDRAULIC DEMAND PUMP NR 2 PRESSURE WHEN COMMANDED ON, OR CENTER DEMAND PUMP NR 2 OVERHEATED.  STATUS MSG-2910460 ACTIVE DC MODE MSG-2911110 INACTV DC MODE.  REPLACED ADP.

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