What was found
FLIGHT EXPERIENCED A LOSS OF B HYDRAULIC SYSTEM FLUID. USED ALTERNATE SYSTEM FOR BRAKING. REPLACED THE NUMBER 2 B HYD PUMP DUE TO FAILURE. A STUD ON THE PUMP FAILED CAUSING SEAL FAILURE. CHECK-C 12-12-99 MCI.
- Difficulty date
- September 12, 2000
- Submitted
- September 13, 2000
- Operation
- Air carrier
- Aircraft
- N54348
- Make and model
- Boeing 727231
- Aircraft serial
- 21967
- Aircraft time
- 49,933 hours, 33,177 cycles
- System (JASC)
- 2913 · Hydraulic Pump (Electric/Engine), Main
- Part
- Pump
- Part number
- A003362
- Condition
- Failed
- Location
- Nr 2 Hyd System
- Stage of operation
- CR
- How discovered
- V
- Nature of condition
- K, J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.