Service difficulty report · Power Supply · Boeing 737990

Difficulty date
March 14, 2024
Submitted
April 15, 2024
Operation
Air carrier
Aircraft
N320AS
Make and model
Boeing 737990
Aircraft serial
33680
Aircraft time
67,425 hours, 27,297 cycles
Part
Power Supply
Part number
D71701100
Condition
Inoperative
Location
Emergency 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

R1 DOOR EMERGENCY BATTERY PACK FAILED DEEP CYCLE. GROUNDED - YES. REMOVED AND REPLACED AND OPS CHECK GOOD OF R1 DOOR EMERGENCY BATT PACK IAW B737-900 AMM 33-51-06-960-805.