Service difficulty report · Fuel Control · Bolkms BO105S

Difficulty date
September 11, 1998
Submitted
March 26, 2000
Operation
General aviation
Aircraft
N4573B
Make and model
Bolkms BO105S
Aircraft serial
S673
Engine
Allsn 250C20B
Part
Fuel Control
Part number
252464430
Condition
Out Of Adjust
Location
Fuel System
Part time
2,935 hours
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

ON FIRST START AFTER INSTALLATION IN THE AIRCRAFT, TOT ROSE RAPIDLY. FOUND START/ACCEL AND START/DERICH ADJUSTMENTS TURNED TO MINIMUM, NO MORE ADJUSTMENT AVAILABLE. RECEIVED UNIT IN SHOP WITH START DERICHMENT AND START ACCELERATION ADJUSTMENTS BOTH ADJUSTED TO THE CCW STOP. TESTED UNITS START DERICH OPERATION IN SHOP, TESTED SATISFACTORY. TESTED START DERICH AND START ACCEL. IN FLOW ROOM, BOTH TESTED SATISFACTORY. COMPLETED TESTING OF UNIT PER TEST SPEC. NR 12529-01, UNIT TESTED OK.