3.66
9940259 R02 - 2022 RZR PRO R / PRO R 4 Service Manual
© Copyright Polaris Industries Inc.
HARMONIC DAMPER CLEANING AND
INSPECTION
1. Clean the harmonic damper.
2. Clean the belt grooves of all dirt or debris with a wire
brush.
CAUTION
Wear safety glasses in order to avoid eye damage.
3. Dry the harmonic damper with compressed air.
4. Inspect the harmonic damper for the following:
• Worn, grooved, or damaged hub seal surface. A
harmonic damper hub seal surface with excessive
scoring, grooves, rust or other damage must be
replaced.
IMPORTANT
In order for the belt to track properly, the belt grooves
should be free of all dirt or debris.
• Dirty or damaged belt grooves. The damper belt
grooves should be free of any nicks, gouges, or
other damage that may not allow the belt to track
properly. Minor imperfections may be removed with
a fine file.
• Worn, chunking or deteriorated rubber between the
hub and pulley
ENGINE FLYWHEEL CLEANING AND
INSPECTION
IMPORTANT
In order to maintain the proper component balance,
contact surface taper, and heat transfer, manual
transmission flywheels are NOT to be machined.
NOTICE
The fasteners and washer plate are one-time use and
MUST be replaced with a new washer plate and
fasteners anytime they are removed.
1. Clean the flywheel in solvent.
CAUTION
Wear safety glasses in order to avoid eye damage.
2. Dry the flywheel with compressed air.
3. Inspect the transmission flywheel for the following:
• Damaged ring gear teeth
• Loose or improperly positioned ring gear. The ring
gear has an interference fit onto the flywheel and
should be positioned completely against the flange
of the flywheel.
• A scored, grooved or damaged friction surface.
ENGINE / COOLING SYSTEM
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