Service Manual
Idler System Disassembly (cont'd)
3.
4.
5.
6.
7.
8.
Figure
63
CAUTION !
The torsion spring is under tension.
Eye protection and heavy gloves are
recommended when installing spring.
Check the impeller pulley brake pad for excessive
wear and remove if necessary. Remove by
grasping with a needle nose plyers and rotating.
Pull the idler pin from the idler arm bracket and
remove the
two
idler arms.
Remove the
two
idler return springs from the idler
arms.
Remove the fastener retaining the cables and
remove the cables.
Remove the idler bushing from the idler arm pivots
and inspect for wear. Replace
if
necessary.
Check the traction idler pulley and impeller idler
pulleys for free rotation on the idler arms.
If
necessary, remove and replace the pulleys.
Idler System Reassembly
See Figure
64.
Figure
64
1.
Insert a hex head cap screw into each of the idler
pulleys.
NOTE:
The head of each cap screw must be on
the short race of each idler pulley bearing.
Secure with the nylon locknuts and check for free
rotation of each idler pulley
using Figure
64
as a guide.
2.
Mount the
two
idler arms onto the idler bushing
3.
Insert the
two
idler arms into the idler bracket and
secure with the idler pin using Figure
64
as a
guide.
4.
Hook the
two
idler return springs into the lower
holes on the idler arms.
5.
If
the impeller pulley brake pad was removed,
apply a small amount
of
adhesive onto the brake
arm and install the brake pad.
6.
Slip the torsion spring into the brake arm with the
short side of the spring on the opposite end of the
brake pad. Slip onto the idler pin and secure with
a
belt,
washer and snap ring.
NOTE:
Do
not attempt to tension the spring at this
time.
7.
Grasp the short end
of
the torsion spring with a
needle nose plyers and slip into the tang on the
idler arm bracket.
See Figure
65
Figure
65
CAUTION!
The torsion spring is under tension.
Eye protection and heavy gloves should be worn
when performing this procedure.
Idler System Installation
1.
Find the impeller cable and insert the spring end
into the upper hole on the impeller idler arm, then
slip the end of the impeller cable sheath into the
slot provided at the top
of
the idler bracket.
Power Shift Snowthrowers