Service difficulty report · Battery Pack · Boeing 7378H4

Difficulty date
January 20, 2026
Submitted
January 26, 2026
Operation
Air carrier
Aircraft
N8686A
Make and model
Boeing 7378H4
Aircraft serial
36938
Aircraft time
29,479 hours, 14,630 cycles
Part
Battery Pack
Part number
ADD71701100SW
Condition
Inoperative
Location
Zone 200
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

RIGHT OVERWING EXIT HEADER EMERGENCY LIGHTS INOPERATIVE. R & R THE BATTERY PACK, OPS CHECKED GOOD IAW AMM 33-51-06-960-805. REINSTALLED AIR GRILL IAW AMM 21-23-03-400-802.

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