Crankshaft And Bearing Cleaning And Inspection - Polaris RZR PRO R Service Manual

CRANKSHAFT AND BEARING
CLEANING AND INSPECTION
IMPORTANT
Use care when handling the crankshaft. Avoid damage
to the bearing surfaces or the lobes of the crankshaft
position reluctor. Damage to the teeth of the crankshaft
position reluctor ring may affect performance.
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1. Clean the crankshaft with solvent.
2. Thoroughly clean all oil passages and inspect for
restrictions or burrs.
CAUTION
Wear safety glasses in order to avoid eye damage.
3. Dry the crankshaft with compressed air.
4. Perform a visual inspection of the crankshaft for
damage.
IMPORTANT
Reluctor ring teeth should not have imperfections on
the rising or falling edges. Imperfections of the reluctor
ring teeth may effect performance.
IMPORTANT
Clean all patchlock from the crankshaft threads.
9940259 R02 - 2022 RZR PRO R / PRO R 4 Service Manual
© Copyright Polaris Industries Inc.
ENGINE / COOLING SYSTEM
5. The crankshaft position ring
damaged. Use NEW fasteners any time they are
removed. Torque the crankshaft position ring
fasteners to specification.
TORQUE
Crankshaft Position Ring Fasteners:
89 in-lbs (10 N·m)
6. Inspect the crankshaft journals for wear
journals should be smooth, with no signs of scoring,
wear, or damage.
7. Inspect the crankshaft journals for grooves or scoring
w
.
8. Inspect the crankshaft journals for scratches or wear
e
.
9. Inspect the crankshaft journals for pitting or imbedded
r
bearing material .
10. Measure the crankshaft journals for out-of-round.
11. Measure the crankshaft journals for taper.
12. Measure the crankshaft runout.. Using wooden V-
blocks, support the crankshaft on the front and rear
journals.
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may be replaced if
3
q
. The
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