SDR 95ZZZX2027

Service difficulty report · Relief Valve · Boeing 7372P6

Difficulty date: April 5, 1995
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N2FOR
Make and model: Boeing 7372P6
Aircraft serial: 21355
Engine: Pwa JT8D15
System (JASC): 7261 · Turbine Engine Oil System
Part: Relief Valve
Part number: 710170
Condition: Missing
Location: Nr 1 Engine
Stage of operation: IN
Nature of condition: W
Precautionary procedure: K

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

What was found

DURING ROUTINE A-3 CHECK, NR 1 ENGINE MAIN OIL FILTER CHANGE, DISCOVERED OIL PRESSURE RELIEF VALVE ASSEMBLY WAS NOT INSTALLED. REPLACED PRESSURE RELIEF VALVE, PN 710170, RETAINING RING, PN 728373, KEY WASHER, PN 695395, AND GASKET, PN 6-961.

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