Service difficulty report · Power Supply · Boeing 757222

Difficulty date
August 20, 2010
Submitted
August 20, 2010
Operation
Air carrier
Aircraft
N508UA
Make and model
Boeing 757222
Aircraft serial
24744
Aircraft time
69,247 hours, 21,884 cycles
Engine
Pwa PW2037
Part
Power Supply
Part number
20121
Condition
Failed
Location
Emergency Light
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

ROW 18-26 ABC STOWBIN EMERGENCY LIGHTS DO NOT COME ON WHEN TESTED. REPLACED BATTERY POWER SUPPLY, M10818 AND BATTERY IAW MM. TESTS OK.