Service difficulty report · Valve · Boeing 757222

Difficulty date
April 17, 2010
Submitted
April 19, 2010
Operation
Air carrier
Aircraft
N551UA
Make and model
Boeing 757222
Aircraft serial
25399
Aircraft time
70,039 hours, 20,227 cycles
Engine
Pwa PW2040
Part
Valve
Part number
450801
Part serial
0558
Condition
Shorted
Location
Mlg Door Act
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

LANDING GEAR ALTERNATE EXTENSION MOTOR CONTINUED TO RUN. PULLED C-B TWICE AND RESET BOTH TIMES MOTOR RAN AGAIN. PULLED AND LT PUMP BREAKER OUT. REPLACED RT GEAR DOOR ACTUATOR UNLOCK SOLENOID SHORTED. ALL OPS NORMAL.