Service difficulty report · Warning Light · Bell 407

Difficulty date
February 5, 2017
Submitted
February 15, 2017
Operation
General aviation
Filed by
H44R404H
Helicopter Flight Services Inc
Aircraft
N407EP
Make and model
Bell 407
Aircraft serial
53116
Aircraft time
5,606 hours, 11,366 cycles
Engine
Allsn 250C47B
Engine time
1,255 hours, 1,891 cycles
Part
Warning Light
Condition
Illuminated
Location
Chip Detector
Stage of operation
CR
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

PILOT OBSERVED ENGINE CHIP LIGHT ON, LANDED AT CLOSEST AIRPORT. PULLED UPPER CHIP DETECTOR, SIGNIFICANT AMOUNT OF METAL ON DETECTOR. CLEANED DETECTOR AND ACCOMPLISHED PENALTY RUN (30 MINUTE GROUND RUN AT 100% NR) THE ENGINE CHIP LIGHT ILLUMINATED AGAIN DURING ENGINE COOL DOWN. DETECTOR PULLED AGAIN AND MORE METAL WAS FOUND.

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