SDR TWAA9716003

Service difficulty report · Hyd Pump · Boeing 727231

Difficulty date: January 1, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N64346
Make and model: Boeing 727231
Aircraft serial: 21633
System (JASC): 2913 · Hydraulic Pump (Electric/Engine), Main
Part: Hyd Pump
Part number: 1861701
Condition: Failed
Location: Lt/Rt Engine
Stage of operation: CL
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.

What was found

FLL - DURING CLIMB-OUT, AIRCRAFT LOST 'A' SYSTEM HYDRAULIC QUANTITY. REMOVED AND REPLACED BOTH ENGINE DRIVEN HYDRAULIC PUMPS, MFG P/N 1-86170-1, AND MAIN LANDING GEAR DOOR ACTUATOR, MFG P/N 7-3141-2. OPERATIONAL AND LEAK CHECKS NORMAL. (M)