Service difficulty report · Seal · Boeing 757223

Difficulty date
July 25, 2002
Submitted
September 19, 2002
Operation
Air carrier
Aircraft
N187AA
Make and model
Boeing 757223
Aircraft serial
32382
Part
Seal
Part number
5981096
Condition
Leaking
Location
Flap Control Mod
Stage of operation
CR
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

IN CRUISE, LEFT HYD QTY LOW ON EICAS FOLLOWED PROCEED TO DEPRESS SYSTEM EXTENDED GEAR AND FLAPS USING ALTERNATE SYSTEM. REPLACED WORN SEAL ON FLAP/SLAT DEPRESSURIZATION CONTROL MODULE SOLENOID. SERVICED HYDRAULIC LT SYSTEM TO NORMAL PRESS, LT HYDRAULIC SYSTEM OPS CHECK OK, NO LEAKS NOTED. (M)