Service difficulty report · Hydraulic Line · Boeing 7772Q8

Difficulty date
January 24, 2016
Submitted
February 9, 2016
Operation
Air carrier
Aircraft
N745AM
Make and model
Boeing 7772Q8
Aircraft serial
32718
Aircraft time
45,673 hours, 5,057 cycles
Part
Hydraulic Line
Part number
272T1200383
Condition
Leaking
Location
Lt Mlg
Part time
45,673 hours, 5,057 cycles
Stage of operation
AP
How discovered
O
Nature of condition
K, J
Precautionary procedure
K

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

What was found

CAPTAIN REPORTED THAT DURING APPROACH, THE HYD CENTRAL SYS QTY DECREASED TO 0.14 GAL & THE MSG IN EICAS & STATUS OF AUTO BRAKE SOL VLV WAS SHOWN. PERFORMED ACFT TURN AROUND, DETECTING HYD LEAK IN LT MLG HOSE. THE HOSE WAS REPLACED IAW AMM 20-10-14 & AMM 32-32-01, TESTED CORRECT & THE FIM 32-42 TASK 804 PROCEDURE WAS PERFORMED, NO CONFIRMING FAILURE OF AUTO BRAKE, ALL CORRECT.

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