Drive Clutch Installation - Polaris 850 PRO-RMK 155 2020 Manual

PVT SYSTEM

DRIVE CLUTCH INSTALLATION

NOTICE
Always clean the clutch taper with a tapered reamer
and crankshaft taper with isopropyl alcohol before re-
installing clutch on engine.
1. Place a 33 mm Tapered Reamer
Lubricate the cutting edges with cutting oil. Clean the
clutch taper by manually rotating the clutch clockwise
on the reamer one or two revolutions. Only use the
weight of the clutch and do not push down while
turning.
33 mm Tapered Reamer:
PU-52497
2. Check crankshaft taper for galling or scoring. If
necessary clean the taper evenly with 200 grit emery
cloth.
3. Clean clutch and crankshaft tapers with isopropyl
alcohol. Dry completely prior to clutch installation. Do
not use harsh cleaners which may cause clutch taper
to corrode, or damage the crank seal.
4. Slide clutch onto crankshaft taper.
7.22
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in a bench vise.
9850060 R02 - 2020-2021 850 AXYS™ Long Track Snowmobile Service Manual
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5. Install the bolt with washer
were on the bolt when it was removed.
6. Secure the drive clutch using the Drive Clutch
Holding Tool or similar device.
Drive Clutch Holding Tool:
9314177–A
7. Torque bolt to specification.
TORQUE
Drive Clutch Bolt:
80 ft-lbs (109 Nm)
8. Run engine then re-torque the clutch bolt to
specification.
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