Service difficulty report · Battery · Boeing 777300ER

Difficulty date
March 12, 2026
Submitted
March 13, 2026
Operation
Air carrier
Aircraft
N2136U
Make and model
Boeing 777300ER
Aircraft serial
62648
Aircraft time
38,473 hours, 4,165 cycles
Part
Battery
Part number
D71701100
Condition
Broken
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

THE PIN OF THE EMERGEN LIGHT POWER SUPPLY BATTERY PACK (M33118) IN OFCR FND BROKEN. REPLACED THE EMERGENCY LIGHT POWER SUPPLY BATTERY PACK (M33118) IN THE OFCR AND CARRIED OUT INSTALLATION TEST, THE RESULT WAS NORMAL IAW AMM 33-29-10-960-810, REV.106.

More about the Boeing 777-300ER