Service difficulty report · Governor · Beech B99

Difficulty date
June 13, 2000
Submitted
August 9, 2000
Operation
General aviation
Aircraft
N99TH
Make and model
Beech B99
Aircraft serial
U155
Engine
Pwa PT6A28
Propeller
Hartzl HCB3TN3
Part
Governor
Part number
210624V
Part serial
1754742PUV
Condition
Leaking
Location
Overspeed
Part time
35,110 hours
Stage of operation
IN
How discovered
V
Nature of condition
K
Precautionary procedure
O

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

What was found

RIGHT ENGINE LEAKING OIL AT FRONT SECTION. PROBLEM DETERMINED TO BE CRACKED HOUSING ON AUTOFEATHER DUMP SOLENOID. REPLACED ENTIRE OVERSPEED GOVERNOR WITH SERVICEABLE OVERSPEED GOVERNOR. PART POSSIBLY CRACKED AS A RESULT OF MATING TWO UNEVEN SURFACES. (X)

More about the Beech B-99