Service difficulty report · Power Supply · Boeing 777222

Difficulty date
June 14, 2026
Submitted
June 17, 2026
Operation
Air carrier
Aircraft
N796UA
Make and model
Boeing 777222
Aircraft serial
26931
Aircraft time
114,959 hours, 15,019 cycles
Part
Power Supply
Part number
D71702001
Condition
Faulty
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

L4 DOOR EMERGENCY LIGHT BATTERY CHARGER & BATTERY PACK (M33407)REMOVED TO SERVICE AIRCRAFT 2706 CHARGER REMOVED IAW AMM 33-51-06-960-803. CIRCUIT BREAKER H18 ON P11 PULLED AND COLLARED. POWER SUPPLY & BATTERY PACK R&R PER AMM 33-51-06. TEST PASSED, ALL OPS NORMAL.