Service difficulty report · Engine · Doug R4D8

Difficulty date
May 6, 1997
Submitted
March 26, 2000
Operation
Air carrier
Make and model
Doug R4D8
Engine
Wright R182080
Part
Engine
Condition
Failed
Location
#1 Engine
Stage of operation
CL
Nature of condition
M, J, E
Precautionary procedure
A, B, E

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

What was found

(CAN) SHORTLY AFTER TAKEOFF, UPON GEARUP INDICATION, POWER WAS REDUCED AND THE #1 ENGINE OIL TEMPERATURE WAS AT THE TOP OF THE RED LINE. THE OIL COOLER DOOR WAS OPENED. THE #1 ENGINE OIL PRESSURE WAS 60 PSI LOWER THAN THE #2 ENGINE OIL PRESSURE. #1 ENGINE OIL PRESSURE AND TEMPERATURE WERE MONITORED FOR 2 MINUTES AND POWER WAS REDUCED. HIGH OIL TEMPERATURE AND PRESSURE WARNING LIGHT CAME ON AND THE #1 ENGINE WAS SHUTDOWN AND THE AIRCRAFT LANDED. POST FLIGHT INSPECTION FOUND A STEADY LOSS OF OIL AND 3 BENT PUSH RODS - ALL ON THE BOTTOM CYLINDERS. THE ENGINE WAS REMOVED AND WILL BE SENT TO AN OVERHAUL FACILITY FOR INVESTIGATION.

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