Service difficulty report · Battery Pack · Boeing 737890

Difficulty date
March 18, 2019
Submitted
March 19, 2019
Operation
Air carrier
Aircraft
N520AS
Make and model
Boeing 737890
Aircraft serial
36481
Aircraft time
36,468 hours, 12,465 cycles
Part
Battery Pack
Part number
ADD71701100D7170
Condition
Discharged
Location
Cabin
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

LT FWD OVERWING EMERGENCY EXIT LIGHT INOP. GROUNDED - YES. REMOVED AIR GRILLE AT STA 565 LBL68 IAW AMM 21-23-03-00-801, REMOVED AND REPLACED EMERGENCY EXIT LIGHT POWER SUPPLY AND BATTERY PACK M1694 AND INSTALLATION TEST GOOD IAW AMM 33-51-06-960-805 AND AMM 33-51-06-960-806 & AMM 33-51-00.