Service difficulty report · Circuit Breaker · Bell 206L4

Difficulty date
June 27, 2013
Submitted
September 14, 2015
Operation
General aviation
Make and model
Bell 206L4
Aircraft time
4,820 hours
Engine
Allsn 250C20R
Part
Circuit Breaker
Part number
35AMPS1CB17
Condition
Tripped
Location
Oil Cooler Fan
Stage of operation
CR
How discovered
O
Nature of condition
M, 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) DURING FLIGHT, THE PILOT SAW THAT THE NR 1 ENGINE OIL TEMP REACHED 119 DEGREES C FOR 2 MINUTES AND THAT THE CB1, CB17 POPPED OUT. IT`S ALWAYS HAPPENED WHEN THE HELICO IS IN STATIONNARY FLIGHT POSITION FOR A LONG PERIOD AND THE OUTSIDE TEMP IS HIGH, ABOVE 23 DEGREES C. IT`S NEVER HAPPENED IN CRUISE.

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