Service difficulty report · Power Supply · Boeing 737990ER

Difficulty date
November 3, 2020
Submitted
November 5, 2020
Operation
Air carrier
Aircraft
N467AS
Make and model
Boeing 737990ER
Aircraft serial
36362
Aircraft time
24,229 hours, 7,889 cycles
Part
Power Supply
Part number
D71702001
Condition
No Test
Location
Emegency Lights
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

WHILE ACCOMPLISHING T/C 78233001 FOUND 2 EA BAD BATTERY PACKS. GROUNDED-YES. REMOVED & REPLACED 2 EA BATTERY PACKS. OPERATIONS NORMAL, REF B737-900 AMM 33-51-06.