Service difficulty report · Battery Pack · Boeing 737924ER

Difficulty date
May 24, 2026
Submitted
May 25, 2026
Operation
Air carrier
Aircraft
N38459
Make and model
Boeing 737924ER
Aircraft serial
37206
Aircraft time
42,648 hours, 15,758 cycles
Part
Battery Pack
Part number
ADD71701100
Condition
Inoperative
Location
Zone 200
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

EMERGENCY EXIT LIGHTS ON AFT RIGHT SERVICE DOOR NOT ILLUMINATING. TROUBLESHOOT WITH AWD 33-51-14-5 SUSPECTED BAD BATTERY , SLAVED IN BATTERY FROM LEFT SIDE, LIGHTS WORKED NORMALLY , PUT LEFT BATTERY BACK AND REMOVED THE INOP RIGHT SIDE BATTERY FROM AC, CORRISPONDING BREAKERS ARE PULLED IAW AMM 33-51-06-960-805, NO PARTS AVAILABLE IN SEA UPDATING TO MAKE SDR REMOVED AND REPLACED BATTERY IAW AMM 33-51-06-960-805, OPS CHECKED GOOD LIGHTS ALL WORK NORMALLY