Service difficulty report · Control Valve · Boeing 757222

Difficulty date
May 31, 2014
Submitted
June 3, 2014
Operation
Air carrier
Aircraft
N576UA
Make and model
Boeing 757222
Aircraft serial
26690
Aircraft time
69,486 hours, 24,494 cycles
Engine
Pwa PW2040
Part
Control Valve
Condition
Faulty
Location
Hydraulic Sys
Stage of operation
IN
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

POWER XFER STATUS. AIRPLANE FAILS MEL MX PROCEDURE 3161B. REPLACED K10051 RELAY & M10145 TIME DELAY AS SUGGESTED BY MEL 3161B A 9 A, NO HELP. REPLACED PTU CONTROL VLV IAW AMM 29-22-03.