Service difficulty report · Start Valve · Boeing 757222

Difficulty date
July 13, 2009
Submitted
July 16, 2009
Operation
Air carrier
Aircraft
N550UA
Make and model
Boeing 757222
Aircraft serial
25398
Aircraft time
66,629 hours, 19,328 cycles
Engine
Pwa PW2037
Part
Start Valve
Part number
8113901
Part serial
53
Condition
Faulty
Location
Nr 1 Engine
Stage of operation
AP
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

LT STARTER CUTOUT EICAS AND START VALVE LIGHT ON. REPLACED NR 1 ENGINE START VALVE. CHECKED AND SHOOK WIRING TO START VALVE. NO FAULTS FOUND. RAN ENGINE, ALL NORMAL. OPS CHECKED GOOD.