What was found
AIRCRAFT RETURN TO PLATFORM DUE TO LT ENGINE DRIVEN HYD PUMP FAILURE. LOST PRSSURE SUDDENLY. HYD PUMP WAS CHANGED AND RT HYD PUMP WAS DEFERRED IAW MEL. DURING OVERNIGHT SERVICE, RIGHT PUMP WAS REPLACED IAW MM, TESTS OK.
- Difficulty date
- October 16, 2002
- Submitted
- October 28, 2002
- Operation
- Air carrier
- Aircraft
- N204AM
- Make and model
- Doug DC987
- Aircraft serial
- 49404
- System (JASC)
- 2913 · Hydraulic Pump (Electric/Engine), Main
- Part
- Pump
- Part number
- AS66411LS5666
- Part serial
- MX484615TS
- Condition
- Failed
- Location
- Hyd System
- Part time
- 20,865 hours
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.