What was found
AIR TURNBACK, LEFT HYDRAULIC QUANTITY DECREASED TO ZERO AND SYSTEM PRESSURE LIGHT ILLUMINATED. EICAS MESSAGE LEFT HYDRAULIC SYSTEM PRESSURE DISPLAYED. REMOVED AND REPLACED LEFT ENGINE DRIVEN PUMP. ENGINE RUN AND LEAK CHECK NORMAL.
- Difficulty date
- July 23, 1997
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N908AW
- Make and model
- Boeing 7572G7
- Aircraft serial
- 24233
- System (JASC)
- 2913 · Hydraulic Pump (Electric/Engine), Main
- Part
- Hydraulic Pump
- Part number
- 3508807
- Condition
- Leaking
- Location
- Lt Engine
- Part time
- 11,037 hours
- Stage of operation
- CR
- Nature of condition
- J, K
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.