Service difficulty report · Power Supply · Boeing 757222

Difficulty date
March 22, 2010
Submitted
March 22, 2010
Operation
Air carrier
Aircraft
N536UA
Make and model
Boeing 757222
Aircraft serial
25156
Aircraft time
62,030 hours, 22,827 cycles
Engine
Pwa PW2037
Part
Power Supply
Part number
20121
Condition
Inoperative
Location
Cabin
Stage of operation
IN
How discovered
O
Nature of condition
O
Precautionary procedure
K

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

What was found

EMERGENCY LIGHTS AROUND DOORS 1L AND 1R ILLUMINATED. COCKPIT EMERGENCY LIGHT SWITCH NO CHANGE. REPLACED M731 POWER SUPPLY AND BAT M731 NEXT TO FWD OVERHEAD MONITOR.