SDR 95FDEA00212

Service difficulty report · Air Bleed Valve · Doug MD11

Difficulty date: March 10, 1995
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N605FE
Make and model: Doug MD11
Aircraft serial: 48514
System (JASC): 2910 · Hydraulic System, Main
Part: Air Bleed Valve
Condition: Malfunctioned
Location: Nr 3 Hyd Syst
Stage of operation: CL
Nature of condition: F, J, K
Precautionary procedure: O

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

What was found

SIN: LOST NR 3 HYD SYSTEM FLUID QTY. THE SYSTEM WENT DOWN TO EMPTY AFTER GEAR RETRACTION. SERVICED NR 3 HYD SYSTEM TO 8.5 GAL, TROUBLESHOT AND RAN HYD SYSTEM AND LEAK CHECKED, NO LEAKS NOTED (SUSPECT AIR BLEED VALVE PLUNGER MAY HAVE STUCK DOWN), ALSO, RAN NR 3 ENGINE TO CHECK FOR LEAKS NOTED. EXCERISED PLUNGER AND OPS CHECKS GOOD. OK FOR SERVICE.

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