Service difficulty report · Hose · Boeing 777224

Difficulty date
July 9, 2025
Submitted
July 11, 2025
Operation
Air carrier
Aircraft
N78002
Make and model
Boeing 777224
Aircraft serial
27578
Aircraft time
120,708 hours, 12,669 cycles
Part
Hose
Part number
AS11510K0460
Condition
Leaking
Location
Zone 700
Stage of operation
DE
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

HYDRAULIC FLUID LEAKING OUT OF HYDRAULIC LINE IN NLG AREA. FOUND INBOARD HYDRAULIC HOSE DAMAGED BEHIND LEFT NOSE LANDING LIGHT. REF PHOTO FOR LINE LOCATION. HOSE PART # AS115-10K0460. REF IPC 32-51-80-05, FIG ITEM 40. SUSPECT HYDRAULIC LEAKING OUT OF RIGID LINE CONNECTED TO FLEXIBLE TUBE AT RETRACT ACTUATOR. PHOTO ADDED FOR REFERENCE. REMOVED AND REPLACED WITH SERVICEABLE HYDRAULIC LINES REF IPC 32-51-80. TORQUED AND OPS CK REF AMM 32-21-01. NO LEAK NOTED.