Service difficulty report · Battery · Boeing 757222

Difficulty date
August 5, 2010
Submitted
August 6, 2010
Operation
Air carrier
Aircraft
N548UA
Make and model
Boeing 757222
Aircraft serial
25396
Aircraft time
70,952 hours, 20,475 cycles
Engine
Pwa PW2040
Part
Battery
Part number
18550000
Part serial
2135
Condition
Faulty
Location
Master
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

MAIN BATTERY CHARGER STATUS MESSAGE UNABLE TO CLEAR. REPLACED MAIN BATTERY CHARGER. REPLACED MAIN BATTERY. TESTS OF CHARGER AND BATTERY ARE OK.