Service difficulty report · Hydraulic Line · Boeing 75728A

Difficulty date
July 21, 2016
Submitted
July 22, 2016
Operation
Air carrier
Aircraft
N928FD
Make and model
Boeing 75728A
Aircraft serial
24369
Aircraft time
94,683 hours, 29,152 cycles
Part
Hydraulic Line
Part number
271N61192
Condition
Leaking
Location
Lt Mlg
Stage of operation
CL
How discovered
O
Nature of condition
K, J
Precautionary procedure
H, A

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

What was found

DURING CLIMBOUT, RECEIVED LT HYD SYS LOW QUANTITY MESSAGE. SHORTLY, RECEIVED LT HYD SYS PRESSURE MESSAGE. COMPLIED WITH QRH EXTEND FLAPS ALTERNATELY AND ALTERNATELY EXTEND LANDING GEAR. FOUND LEFT MAIN GEAR DOWN LOCK ACTUATOR PRESSURE LINE LEAKING. REPLACED THE LINE IAW MM 32-32-04-4 AND SMP.

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