Service difficulty report · Pump · Boeing 777222

Difficulty date
October 11, 2013
Submitted
October 14, 2013
Operation
Air carrier
Aircraft
N228UA
Make and model
Boeing 777222
Aircraft serial
30556
Aircraft time
50,263 hours, 6,059 cycles
Engine
Pwa PW40903
Part
Pump
Part number
6613303
Part serial
K0836
Condition
Leaking
Location
Hydraulic Sys
Stage of operation
IN
How discovered
O
Nature of condition
K
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

EVIDENCE OF HYD LEAK FLUID IN THE RT WW. FLUID IN THE RT WW. FOUND C2 ACMP CENTER ELEC HYD PUMP LEAKING AT PUMP HOUSING, PUMP NEEDED 611-9025 - MR29183. NO LEAK NOTED WHEN C1 ACMP IS IN USE. C2 ACMP ELEC PUMP INOPERATIVE. NO LEAK NOTED WHEN REMAINING HYD SYSTEMS ARE IN USE. REPLACED ACMP C1 IAW AMM, OPERATION & LEAK CHECKED GOOD.