Service difficulty report · Pump · Boeing 777224

Difficulty date
July 10, 2008
Submitted
July 15, 2008
Operation
Air carrier
Aircraft
N77019
Make and model
Boeing 777224
Aircraft serial
35547
Aircraft time
7,135 hours, 665 cycles
Part
Pump
Part number
731966
Part serial
5581
Condition
Leaking
Location
Hyd System
Part time
7,134 hours, 665 cycles
Stage of operation
CR
How discovered
O
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.

What was found

HYD QUANTITY LOW-C AND RESERVE BRAKES/STRG FOUND C1 ELECTRIC PUMP LEAKING. REMOVED AND REPLACED C1 AS PER 29-11-002-401. ALSO REMOVED AND REPLACED CASE DRAIN FILTERS AS PER 29-11-41-000-801 ALL OPS CHECKS NORMAL. ROTABLE PARTS CHANGE WAS INDICATED - TT 1312506 S/N OFF 05581 PUMP, HYD ELECT OFF 64-2910-9-0001 5581 ON 64-2910-9-0001 1111.