Service difficulty report · Battery Pack · Boeing 737990ER

Difficulty date
July 23, 2023
Submitted
July 24, 2023
Operation
Air carrier
Aircraft
N433AS
Make and model
Boeing 737990ER
Aircraft serial
41704
Aircraft time
36,080 hours, 11,401 cycles
Part
Battery Pack
Part number
D71701100
Condition
Inoperative
Location
Cabin
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

LEFT AFT OVERWING EMERGENCY EXIT LIGHT INOP. GROUNDED - YES. RELAMPED REF AMM 33-51-04. NO HELP. REMOVED + REPLACED BATTERY PACK AT M1670 PWR SUPPLY REF AMM 33-51-06. OPS CHK OK.