Shift Mechanism - HUSABERG FE 450 Repair Manual

SERVICING THE INDIVIDUAL PARTS
D 7
D
18
1

SHIFT MECHANISM

– Disassemble the shift shaft and clean the individual
parts.
– Check the shift forks (1) at the blade (A) for wear. They
are 3.9 mm thick when new; the wear limit is 3.6 mm.
– Check the shift grooves on the shift drum (2) for wear.
– Check whether the shift drum is properly seated in the
grooved ball bearing (3).
– Check the grooved ball bearing (3) for smooth
operation.
– Check the shift rollers (4) for pressure marks or cracks.
– Check the shift rails (5) for runout on a flat surface.
Also check for scores or seizing marks. Make sure the
shift forks run smoothly on the shift rails.
– Check the shift rail (6) for wear at the points of contact (B).
– Check the return surface (C) on the shift rail for wear
(replace if excessively grooved)
– Check the guide bolt (D) for a tight fit and wear.
– Mount the shift rail (6) on the shift quadrant (7) and
attach the spring (8).
– Slide the bushing (9) and the return spring (10) with
the offset facing the shift quadrant, attach the return
spring to the guide bolt.
– Check the clearance (E) between the shift rail (6) and
shift quadrant (7). It should lie between 0.40 and 0.80
mm.
10
9
6
C
B
C
A
5
4
1
2
4
1
4
5
8
6
E
3
D
6
7