Service difficulty report · Regulator Valve · Boeing 72725C

Difficulty date
April 24, 2002
Submitted
May 7, 2002
Operation
General aviation
Make and model
Boeing 72725C
Aircraft time
64,772 hours
Engine
Pwa JT8D7B
Part
Regulator Valve
Part number
626447
Condition
Failed
Location
Nr 1 Engine
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

(CAN) NR 1 ENGINE OIL PRESS RED LINED DURING T/O CLIMB. THROTTLE RETARDED TO IDLE, OIL PRESS BELOW RED LINE. A/C RETURNED TO BASE.OIL PRESS RELIEF/REGULATING VALVE REPLACED. ( O-RING FOUND DAMAGED, COMPLETE ASSY REPLACED)

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