SDR 96ZZZX832

Service difficulty report · Accumulator · Lkheed 132925

Difficulty date
January 30, 1996
Submitted
March 26, 2000
Operation
General aviation
Aircraft
N701JH
Make and model
Lkheed 132925
Aircraft serial
5230
Part
Accumulator
Part number
1356593105
Condition
Leak
Location
Lt Wing Inbd
Component
Parkerhanfin
Stage of operation
IN
Nature of condition
K
Precautionary procedure
K

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

What was found

WHEN SECURING THE AIRCRAFT, THE AUXILIARY HYDRAULIC SYSTEM WAS PRESSURIZED TO RETRACT THE SPEED BRAKE. WHEN EXITING THE PLANE, A PUDDLE OF HYDRAULIC FLUID WAS NOTICED UNDER THE LT WING INBOARD OF THE MLG. THE LEAK WAS TRACED TO THE UPLOCK ACCUMULATORS RELIEF HOLE INDICATING INTERNAL SEAL FAILURE. THIS ACCUMULATOR HAD BEEN OVERHAULED 1/94 AND BOUGHT ON EXCHANGE BASIS AND INSTALLED 9/95.