SDR ABXA000295

Service difficulty report · Relief Valve · Doug DC863

Difficulty date
June 6, 2000
Submitted
June 12, 2000
Operation
Air carrier
Aircraft
N822AX
Make and model
Doug DC863
Aircraft serial
46079
Aircraft time
69,904 hours, 22,289 cycles
Engine
Pwa JT3D3B
Engine time
174 hours, 72 cycles
Part
Relief Valve
Part number
779606
Condition
Malfunctioned
Location
Nr 3 Engine
Stage of operation
DE
How discovered
O
Nature of condition
J
Precautionary procedure
E

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

What was found

BELOW 68 PERCENT N2, NR 3 ENGINE LOW OIL PRESSURE LIGHT CAME ON. WOULD NOT GO ABOVE 35 PSIUNTIL 68 PERCENT N2. ENGINE WAS SHUT DOWN AT 10,000 FT, HAD POSITIVE OIL PRESSURE THROUGHOUTAPPROACH AND LANDING. REPLACED NR 3 OIL STRAINER AND REBUILT NR 3 OIL PRESSURE RELIEF VALVE. RAN ENGINE, OPS AND LEAK CHECKED GOOD.

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