Service difficulty report · Valve · Boeing 7572Q8

Difficulty date
January 19, 2005
Submitted
January 22, 2005
Operation
Air carrier
Aircraft
N804AM
Make and model
Boeing 7572Q8
Aircraft serial
26271
Aircraft time
34,359 hours, 13,643 cycles
Engine
Pwa PW2037
Engine time
34,979 hours, 10,087 cycles
Part
Valve
Part number
1026V0800
Part serial
1652
Condition
Failed
Location
Left Engine
Part time
12,810 hours, 4,709 cycles
Stage of operation
IN
How discovered
O
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

DURING TRANSIT CHECK WAS DETECTED A HYDRAULIC LEAK IN THE LEFT ENGINE FILTERS MODULE TUBE, TUBE WAS TIGHTENED AND ENGINE WAS MOTORIZED, BUT DURING THE PROCESS A NEW LEAK WAS DETECTED IN THE DE-OILER. AIRCRAFT WAS SENT TO THE HANGAR AND DURING OVERNIGHT SERVICE BEARING SCAVENGE VALVE AND FILTERS MODULE LINE WERE REPLACED IAW MM 72-61-02, TESTED CORRECT.

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