Service difficulty report · Hinge Bracket · Dhav DHC3

Difficulty date
February 3, 2006
Submitted
June 6, 2006
Operation
General aviation
Make and model
Dhav DHC3
Aircraft time
23,363 hours
Engine
Pwa R134059
Part
Hinge Bracket
Part number
C3FS4727
Condition
Damaged
Location
Horiz Stab
Part time
23,509 hours
Stage of operation
IN
How discovered
V
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

BOTH THE FORWARD HORIZONTAL STABILIZER ATTACH HINGE BRACKETS (C3FS472-7 RT AND C3FS473-7 LT) WERE FOUND TO BE BUSHED BEYOND SERVICEABLE LIMITS. VIKING AIR HAD GIVEN A MAXIMUM OD OVERSIZE BUSHING OF .500. DURING INSPECTION THE BUSHINGS WERE MEASURED AT .650 + BOTH BRACKETS WERE REPLACED WITH NEW PARTS.