Service difficulty report · Actuator · Boeing 777222

Difficulty date
August 15, 2025
Submitted
August 18, 2025
Operation
Air carrier
Aircraft
N797UA
Make and model
Boeing 777222
Aircraft serial
26924
Aircraft time
110,420 hours, 14,269 cycles
Part
Actuator
Part number
933D1001
Part serial
149
Condition
Faulted
Location
Zone 800
Part time
30,160 hours, 3,502 cycles
Stage of operation
IN
How discovered
O
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

DOOR FLIGHT LOCK 1L EICAS STATUS #1 LEFT PASSENGER ENTRY DOOR FLIGHT LOCK COMMAND/FLT LK RLY/SENS OR DISAGREEMENT. PSEU 2 (L2) REMOVED AND REPLACED FLIGHT LOCK ACTUATOR REF AMM TASK 52-11-26-000-801 AND TASK 52-11-26-400-801. OPS CHECK GOOD.