Service difficulty report · Hydraulic Line · Boeing 757324

Difficulty date
March 31, 2026
Submitted
April 1, 2026
Operation
Air carrier
Aircraft
N75853
Make and model
Boeing 757324
Aircraft serial
32812
Aircraft time
68,695 hours, 22,345 cycles
Part
Hydraulic Line
Part number
AS11508K0322
Condition
Leaking
Location
Zone 100
Stage of operation
LD
How discovered
O
Nature of condition
K, J
Precautionary procedure
O

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

What was found

RH OUTBOARD LINE IN NOSE GEAR HAS ACTIVE LEAK STARTED DEPRESSURIZATION OF HYD SYSTEMS IAW AMM 29-11-00-862-053 UP TO AND INCLUDING STEP 6.E.5 REMOVED AND REPLACED NLG RH HYDRAULIC LINE REF AMM 32-32-01-404-025 STEP 3F.(1) LINE REQUIRES FINAL TORQUE WITH LEAK CHECK. HOSE CLAMPS WERE TEMP INSTALLED AND WILL REQUIRE FINAL ADJUSTMENT AND SECURING. PERFORMED FINAL TORQUE AND LEAK CHECK. NO LEAKS NOTED. SERVICED AND PRESSURIZED LEFT HYDRAULIC BACK TO NORMAL RANGE. PERFORMED OPS CHECK, OPS CHECK GOOD. REF AMM TASK 32-21-01-404-025. TASK 29-11-00-862-033