Service difficulty report · Power Supply · Boeing 737990

Difficulty date
July 9, 2012
Submitted
July 10, 2012
Operation
Air carrier
Aircraft
N307AS
Make and model
Boeing 737990
Aircraft serial
30015
Aircraft time
40,634 hours, 15,814 cycles
Engine
Cfmint CFM567B26US
Part
Power Supply
Part number
D71702001
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

EMERGENCY LIGHTS POWER SUPPLY, M1676, FAILED CAPACITANCE TEST. R & R EMERGENCY LIGHT POWER SUPPLY PACK M1676 AND OPS CHECKED GOOD IAW AMM 33-51-06-960-805.