What was found
AIR TURNBACK, DURING CRUISE, NR 2 ENGINE HYDRAULIC PUMP LOW PRESS LIGHT ILLUMINATED, QUANTITY DECREASED TO 1/4. REMOVED AND REPLACED B-SYSTEM HYDRAULIC LINE AT ACOUSTIC FILTER TO PRESS MODULE PER MM.
- Difficulty date
- November 21, 2002
- Submitted
- December 3, 2002
- Operation
- Air carrier
- Aircraft
- N399WN
- Make and model
- Boeing 7373H4
- Aircraft serial
- 27693
- Aircraft time
- 26,800 hours, 23,424 cycles
- System (JASC)
- 2920 · Hydraulic System, Auxiliary
- Part
- Hydraulic Line
- Part number
- 65C268391134
- Condition
- Leaking
- Location
- Hyd System
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- K, J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.