Service difficulty report · Gland Nut · Doug MD11F

Difficulty date
February 5, 2025
Submitted
February 5, 2025
Operation
Air carrier
Aircraft
N620FE
Make and model
Doug MD11F
Aircraft serial
48791
Aircraft time
74,163 hours, 19,326 cycles
Part
Gland Nut
Part number
ARG74705001
Part serial
518
Condition
Leaking
Location
Zone 700
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

UNABLE TO RAISE LANDING GEAR HANDLE ON TAKEOFF. COMPLIED WITH QRH. STILL COULD NOT RAISE GEAR. FOUND MLG TRIM INTERLOCK CYLINDER NOT MOVING WITH HYDS ON, STOPPING MOVEMENT OF GEAR SELECTOR QUADRANT & VALVE. R & R TRIM CYLINDER INTERLOCK FUSE IAW AMM 32-37-06-4. LEAK & OPS CHKD OK. PRESSURE RESTORED TO INTERLOCK CYLINDER & TRUCK POSITIONER SYS, REVEALED SWIVEL GLAND ON RT MLG BROKEN & LEAKING. R & R TRUCK BEAM TRIM CYLINDER SWIVEL GLAND IAW AMM 32-37-02-4. ALL LEAK & OPS CHKD OK. GEAR SWING CHK OK, HANDLE MOVES AS REQUIRED & GEAR RETRACTS & EXTENDS NORMALLY.

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