Service difficulty report · Control Unit · Boeing 757222

Difficulty date
June 4, 2013
Submitted
July 9, 2013
Operation
Air carrier
Aircraft
N548UA
Make and model
Boeing 757222
Aircraft serial
25396
Aircraft time
80,912 hours, 23,330 cycles
Engine
Pwa PW2040
Part
Control Unit
Condition
Malfunctioned
Location
Galley Electric
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

GALLEY ELCU TRIPS WHEN LOAD IS APPLIED BY EITHER HIGH TECH CARTS OR CHILLER. REPLACED ELCU REF CMM 25- 30-72 PG 117, 118 WIRING DIAGRAM.