6.26
PVT System
12. Align the helix alignment hole with the “X” on the
moveable sheave.
13. Align the wide gap in the helix
splines with the skip
tooth in the stationary sheave shaft.
14. Visually verify the rollers are positioned underneath
e
ach corresponding helix ramp.
15. Compress the helix down into the sheave. Install the
washe
r and snap ring. Verify the snap ring is fully
seated in the groove with the sharp edge upward.
16. Carefully release the clutch compressor.
17. Align the two “X” marks and install the cover. Torque
fastene
rs to specification.
PVT SYSTEM TROUBLESHOOTING
Drive Belt
• Verify specified drive belt is installed on vehicle.
• Drive belts have different width, angle and length
mea
surements. Reference: “Drive Belts” section
for specifications.
• Installing a non-specified drive belt of
ten requires
drive clutch spacer adjustments to achieve correct
belt-to-sheave clearance.
• Install drive belt so part number can be read from
le
ft-side of vehicle. Always install belt using the
same orientation as it was before removal.
• P
REMATURE WEAR: Ensure correct belt is
installed. Inspect belt-to-sheave clearance,
deflection, and clutch alignment.
Adjust gearing for rider type. Verify correct clutch
weight/spring
package is installed.
Change riding habits/style.
• OPER
ATING RPM DROP: Drive belts used on
snowmobiles operated at high speeds/loads
(mountain use) for extended periods of time
should be inspected for glazing at 1,000 mile
intervals.
• CO
RD POP-OUT: Inspect drive/driven clutch
alignment, motor mounts, and deflection. Set
driven clutch float.
• Remove belt during off-season storage period.
Drive Clutch
• PREMATURE WEAR:
Verify correct clutch weight/spring package is
inst
alled.
Inspect spider rollers/bushings for damage and
un
even wear.
Inspect sheave faces for premature wear. De-
gla
ze faces with 1500-2000 grit sand paper.
Verify jam nut/spider are torqued to specification.
• OPER
ATING RPM DROP:
Replace drive clutch spring and retest.
Inspect spider rollers/bushings.
Inspect/adjust belt-to-sheave clearance.
Inspect moveable/cover bushings.
Driven Clutch
• PREMATURE WEAR:
Verify correct clutch helix/spring is
installed.
Inspect rollers/bushings for damage and uneven
wear
.
Inspect sheave faces for premature wear. De-
gla
ze faces with 1500-2000 grit sand paper.
Verify driven clutch floats on jackshaft.
• OPER
ATING RPM DROP:
Replace spring and retest.
Inspect spider rollers/bushings.
Inspect moveable/cover bushings.
P2 Cover Fastener Torque:
12 ft-lbs (16 Nm)
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