Service difficulty report · Circuit Breaker · Boeing 757222

Difficulty date
July 14, 2012
Submitted
August 17, 2012
Operation
Air carrier
Aircraft
N533UA
Make and model
Boeing 757222
Aircraft serial
25073
Aircraft time
69,959 hours, 25,719 cycles
Engine
Pwa PW2037
Part
Circuit Breaker
Condition
Damaged
Location
P6-3 Panel
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

CIRCUIT BREAKER C-14 ON P6-3 PANEL, LABELED "115 VAC BUS L SECT 2", TOP IS SHEARED OFF. MAINT TEXT: CORRECTION: SHOULD READ "SECT 1". REPLACED CIRCUIT BREAKER C313 (WDM 24-51-11). OPERATIONAL TEST OF P11-3 POWER MM TASK 24-50-00-715-003, EICAS DISPLAYS AND LIGHTING FUNCTIONS OK.