Service difficulty report · Motor · Boeing 747422

Difficulty date
May 17, 2008
Submitted
May 21, 2008
Operation
Air carrier
Aircraft
N174UA
Make and model
Boeing 747422
Aircraft serial
24381
Aircraft time
71,342 hours, 8,026 cycles
Engine
Pwa PW4056
Part
Motor
Part number
191AC3
Condition
Faulty
Location
Galley
Stage of operation
IN
How discovered
O
Nature of condition
W, B
Precautionary procedure
O

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

What was found

CART LIFT INOP WITH ACRID ELECTRICAL ODOR. NOTE CHRONIC HISTORY. MOTOR AND LIMIT SWITCH TO BE FAULTY. REPLACED SWITCH S10 OPS NORMAL PER MM 25-38-00. REPLACED MOTOR PER 25-38-02 OPS NORMAL. ACFT OK FOR SERVICE.