What was found
PHX - ATB - FLT - 432 - CREW REPORTED LOSS OF NR 1 HYDRAULIC SYSTEM QUANTITY FOLLOWED BY AN ASSOCIATED EDP FAILURE MESSAGE. MAINTENANCE REMOVED AND REPLACED THE NR 1 EDP, OPS/LEAK CHECKS GOOD.
- Difficulty date
- August 10, 2006
- Submitted
- August 25, 2006
- Operation
- Air carrier
- Aircraft
- N903AW
- Make and model
- Boeing 7572S7
- Aircraft serial
- 23323
- Aircraft time
- 76,316 hours, 29,999 cycles
- System (JASC)
- 2913 · Hydraulic Pump (Electric/Engine), Main
- Part
- Pump
- Part number
- 3508807
- Part serial
- 9298
- Condition
- Leaking
- Location
- Nr 1 Engine
- Part time
- 63,069 hours, 24,914 cycles
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- K
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.