Service difficulty report · Gearbox · Bell 206B

Difficulty date
January 4, 2012
Submitted
September 14, 2015
Operation
General aviation
Make and model
Bell 206B
Aircraft time
14,595 hours
Engine
Allsn 250C20B
Part
Gearbox
Part number
3024780
Condition
Leaking
Location
Reduction
Part time
8,091 hours
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

(CAN) INTERMITTENT REDUCTION GEARBOX OIL VENTING AND ERRATIC OIL PRESSURE DROP OUT TO ZERO FOR 15 SECONDS. SUSPECT INTERNAL DEFECT.

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