Service difficulty report · Power Supply · Boeing 747422

Difficulty date
June 18, 2015
Submitted
June 18, 2015
Operation
Air carrier
Aircraft
N179UA
Make and model
Boeing 747422
Aircraft serial
25158
Aircraft time
98,956 hours, 11,714 cycles
Engine
Pwa PW4056
Part
Power Supply
Condition
Defective
Location
Cabin
Stage of operation
IN
How discovered
C
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

ROWS 54 - 61 RT SIDE AISLE EMER LIGHTS & DOOR 5R EMER LIGHT ILLUMINATES INTERMITTENT. IAW FIM 33-51 TASK REPORT PG 302 ITEM 3 FOUND LIGHTS ON DIM INTERMITTENTLY. REPLACED POWER SUPPLY M6012 IAW MM 33-51-04 PG 201. TESTED NORMAL.