# SDR UALA2009032000852

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 18, 2009
- Submitted: March 23, 2009
- Operation: Air carrier
- Aircraft: [N677UA](https://openairdocs.org/aircraft/N677UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 30029
- Aircraft time: 27,047 hours, 6,867 cycles
- Engine: Pwa PW4056
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: 65057
- Part serial: 602
- Condition: Faulty
- Location: Hydraulic Sys
- Stage of operation: IN
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2009032000852

## Discrepancy

EDP (ENGINE DRIVEN PUMP) HYD PWR POS 1O1=L,O2=R) EDP HYD LOW  PRESS LGT ILLUM.  EICAS MSG DISPLAYED (L,R) HYD PRIM PUMP.  EICAS MSG (L,R) HYD SYS MAINT (WAS, WAS NOT) DISPLAYED.   REPLACED NR 1 ENGINE HYDRAULIC PUMP.

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