SDR ERAA097504

Service difficulty report · Governor · Bolkms BO105S

Difficulty date
July 11, 2004
Submitted
October 4, 2004
Operation
Air carrier
Aircraft
N125EH
Make and model
Bolkms BO105S
Aircraft serial
S562
Aircraft time
14,577 hours
Engine
Allsn 250C20B
Part
Governor
Part number
252466715
Part serial
BR34669
Condition
Weak
Location
Nr 1 Engine
Part time
7,187 hours
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

WEAK AT HOVER, NR ROTOR 100 PERCENT. TORQUE NR 1 ENGINE 80 PERCENT. NR 2 ENGINE 50 PERCENT WHEN TORQUE IS MATCHED NR DROPS TO 98 PERCENT.