Service difficulty report · Battery Pack · Boeing 737990

Difficulty date
August 13, 2021
Submitted
August 17, 2021
Operation
Air carrier
Aircraft
N320AS
Make and model
Boeing 737990
Aircraft serial
33680
Aircraft time
60,340 hours, 24,158 cycles
Part
Battery Pack
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

A/C LEFT, LAST TWO EMERGENCY EXIT AISLE LIGHT INOP. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK (M1898) REF B737-900 AMM 33-51-06-960-806. 4 C/B'S OPENED, TAGGED, AND RESET. ALL EMERGENCY LIGHTS OPS TEST PASS.