Service difficulty report · Battery · Boeing 777224

Difficulty date
March 17, 2026
Submitted
March 18, 2026
Operation
Air carrier
Aircraft
N74007
Make and model
Boeing 777224
Aircraft serial
29477
Aircraft time
122,827 hours, 12,618 cycles
Part
Battery
Part number
ADD71701100
Condition
No Test
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

R2 DOOR EMERGENCY LIGHT BATTERY TEST FAILED. BATTERY REPLACED AND TESTED NORMAL IAW AMM 33-51-06.