Service difficulty report · Motor · Boeing 767322

Difficulty date
May 9, 2010
Submitted
May 10, 2010
Operation
Air carrier
Aircraft
N671UA
Make and model
Boeing 767322
Aircraft serial
30026
Aircraft time
38,802 hours, 10,251 cycles
Engine
Pwa PW4052
Part
Motor
Part number
S256T0112
Part serial
308A
Condition
Faulty
Location
Position 1
Stage of operation
CR
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

CIRCUIT BREAKER H24 POPPED ON OVERHEAD PANEL. FTL CREW REPORTS H24 CB POPPED DURING CRUISE PHASE OF FLIGHT. REPLACED SLAT DRIVE OTBD ALTERNATE MOTOR. ACP TEST FOR BYPASS VALVE ROTARY ACTUATOR AND CHECKED FSEU BITE BOX WITH NO FAULT LIGHTS ON. C.B H24 STAYED CLOSED THROUGHOUT TEST.