Service difficulty report · Hydraulic Line · Doug MD11F

Difficulty date
February 16, 2016
Submitted
February 18, 2016
Operation
Air carrier
Aircraft
N586FE
Make and model
Doug MD11F
Aircraft serial
48487
Aircraft time
78,198 hours, 17,834 cycles
Part
Hydraulic Line
Part number
AE1011181H0342
Condition
Ruptured
Location
Rt Mlg
Stage of operation
CL
How discovered
O
Nature of condition
K
Precautionary procedure
A

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

What was found

LANDING GEAR FAILED TO RETRACT. FOUND THE MAIN HYD HOSE RUPTURED & LEAKING AT THE RT GEAR TRIM CYLINDER. ALSO FOUND TRIM CYLINDER INTERLOCK FUSE TRIPPED. INSTALLED FLEX HOSE IAW AMM 20-10-01-2 & 20-40-01-2. RESET TRIM CYLINDER INTERLOCK FUSE IAW AMM 32-37-06-4. PERFORMED ADJUSTMENT TEST ON THE TRUCK BEAM TRIM INTERLOCK CYLINDER IAW AMM 32-37-00-5, TEST CHECKED GOOD. SERVICED NR 3 HYD IAW AMM 12-13-02-3. PERFORMED LEAK CHECK ON THE FLEX HOSE, LEAK CHECKED GOOD. ACFT OK FOR SERVICE. PART NR OF REMOVED HYD HOSE FOR SDR, ACTUAL MPN AE1011181H0342, CPN 3210706, MPN S7928077-8-0342 AR1441-8.

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