Service difficulty report · Lock · Boeing 777224

Difficulty date
June 16, 2025
Submitted
June 19, 2025
Operation
Air carrier
Aircraft
N77006
Make and model
Boeing 777224
Aircraft serial
29476
Aircraft time
120,865 hours, 12,450 cycles
Part
Lock
Condition
Faulted
Location
Zone 800
Stage of operation
IN
How discovered
O
Nature of condition
J
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 4L EICAS STATUS #4 LEFT PASSENGER ENTRY DOOR FLIGHT LOCK COMMAND/FLT LK RLY/SENS OR DISAGREEMENT. FIM TASK REF: FIM TASK REFERENCE NOT FOUND CMC MSG# 5211340 FLIGHT STATUS: A INTERMITTENCE CODE: H PH: CLIMB. PSEU 2 (R2) CMC MSG# 5212250 FLIGHT STATUS: A INTERMITTENCE CODE: H PH: INITIAL CLIMB.NARRATIVE: PSEU 2 (R2) CMC MSG# 5212240 FLIGHT STATUS: A INTERMITTENCE CODE: H PH: INITIAL CLIMB.NARRATIVE: PSEU 2 (R2) MAINT. MSG:52-11340 AND LOT ACTIVE. DOOR 4L FLIGHT LOCK MECHANISM AND AREA CHKD, NO ABNORMALITIES FOUND IAW FIM 52-11 TASK 805 REV.104.