SDR HEEA968474

Service difficulty report · Tube Assy. · Bolkms BO105S

Difficulty date
November 13, 1996
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N4573B
Make and model
Bolkms BO105S
Aircraft serial
S673
Engine
Allsn 250C20B
Part
Tube Assy.
Part number
6876925
Condition
Out Of Spec
Location
Gearbox
Part time
5,478 hours
Component
6894171
Stage of operation
IN
Nature of condition
O
Precautionary procedure
K

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

What was found

ENGINE REMOVED DUE TO METAL IN OIL. UPON INSPECTION OF GEARBOX PARTS NOTED THE FOLLOWING:TUBE FAILED DIMENSIONAL CHECK PER CEB 1307. INSTALLED A NEW PART.