Service difficulty report · Warning Message · Boeing 777222

Difficulty date
March 2, 2025
Submitted
March 5, 2025
Operation
Air carrier
Aircraft
N779UA
Make and model
Boeing 777222
Aircraft serial
26941
Aircraft time
100,399 hours, 18,729 cycles
Part
Warning Message
Condition
Illuminated
Location
Zone 700
Stage of operation
TO
How discovered
O
Nature of condition
J
Precautionary procedure
C

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CONFIG GEAR WARNING ON TAKEOFF AFT AXLE UNLOCKED UPDATING M&L DDP COMPLIED WITH, REQUEST MEL 3253A. APPROVED FOR MEL 3253A OK TO CONTINUE ON MEL 3253A. INTERROGATED UMD FOUND MX MESSAGE 32-63020 REF FIM ISOLATIONMG STEERING POWER CONTROL ACTUATOR (RIGHT) PROBLEMS - FAULT ISOLATION REFERENCE: 32-53 TASK 810, UP TO STEP E (J) AFTER PERFORMING OPS CHECK THE MAT SHOWS NOT ACTIVE FOR THE MAINTENANCE MESSAGE. FIM STATES INTERMITTENT FAULT. REMOVED MEL PLACARD FROM TILLER