SDR ERAA093719

Service difficulty report · Governor · Bolkms BO105S

Difficulty date
October 21, 2003
Submitted
March 29, 2004
Operation
Air carrier
Aircraft
N294EH
Make and model
Bolkms BO105S
Aircraft serial
S675
Aircraft time
8,752 hours
Engine
Allsn 250C20B
Part
Governor
Part number
252466715
Part serial
29738
Condition
Malfunctioned
Location
Engine
Part time
8,057 hours
Stage of operation
NR
How discovered
9
Nature of condition
J
Precautionary procedure
O

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

What was found

SLOW TO RESPOND TO TORQUE SETTINGS. HAS 8-10 PERCENT TORQUE SPLITS ALL THE TIME. FOUND DROOPING, OVERSPEEDS EARLY, THROTTLE SHAFT STIFF, 3 INTERNAL BEARINGS ROUGH/DRY. REPAIRED AND TESTED IAW MFG OHM FORM 15-1095A.