Service difficulty report · Pressure Switch · Doug DC871F

Difficulty date
December 15, 2008
Submitted
December 17, 2008
Operation
Air carrier
Aircraft
N820BX
Make and model
Doug DC871F
Aircraft serial
46065
Aircraft time
90,945 hours, 37,894 cycles
Part
Pressure Switch
Condition
Defective
Location
Engine Oil
Part time
90,945 hours, 37,894 cycles
Stage of operation
TO
How discovered
V
Nature of condition
J
Precautionary procedure
C

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

What was found

DURING TAKEOFF FROM KTOL AT APPROXIMATELY NINTY KNOTS THE CREW HAD A NUMBER TWO LOW OIL PRESSURE LIGHT FLICKER FOR ABOUT 1/2 SECOND WHILE SETTING MAX POWER OF EIGHTY-SEVEN PERCENT N1. POWER WAS AT ABOUT EIGHTY-SIX PERCENT AT THE TIME THEN LIGHT CAME ON STEADY FOR ABOUT 1 SECOND AND THE CAPTAIN ABORTED THE TAKEOFF. AS POWER WAS RETARDED LOW OIL PRESSURE LIGHT WENT OUT IMMEDIATELY. MAINTENANCE REPLACED THE LOW OIL PRESSURE SWITCH. THE OPERATIONAL CHECK WAS GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

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