Service difficulty report · Line · Boeing 75728A

Difficulty date
September 16, 2005
Submitted
September 20, 2005
Operation
Air carrier
Aircraft
N753NA
Make and model
Boeing 75728A
Aircraft serial
24544
Part
Line
Part number
271N61191
Condition
Leaking
Location
Hydraulic Sys
Stage of operation
CR
How discovered
O
Nature of condition
K, J
Precautionary procedure
B

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

What was found

EICAS MESSAGE LEFT HYDRAULIC QUANTITY AND PRESSURE LOST. QUANTITY LEVEL 0.10 LT. REMOVED AND REPLACED RIGHT DOWNLOCK ACTUATOR RETURN LINE. LEAK CHECK GOOD, ALSO FOUND NR 1 ENGINE DRIVEN HYDRAULIC PUMP LEAKING. REMOVED AND REPLACED ENGINE DRIVE PUMP AND PRESSURE DRAIN FILTER. SYSTEM LEAKED AND OPERATIONALLY CHECKED GOOD.

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