3.64
9850045 R01 - 2020-2021 RANGER 1000 Service Manual
© Copyright Polaris Inc.
CRANKCASE INSPECTION
1. Remove the oil drain diverter
q
from the upper
crankcase.
2. Remove all traces of crankcase sealer from the
crankcase mating surfaces. Inspect the surfaces
closely for nicks, burrs or damage.
3. Be sure alignment pins are in place where used.
4. Be sure oil passages are clean and free of any
cleaning solvent.
5. Remove and discard the plain bearings located in the
upper crankcase
w
, lower crankcase
e
and
connecting rods
r
. Replace the crankcase assembly
if a bearing bore is galled or if bearing inserts have
rotated in the case. Refer to bearing selection
procedures upon assembly.
NOTICE
Always replace plain bearings when the crankcase or
connecting rods have been disassembled. Refer to
Bearing Selection Identification Letters and Numbers.
ENGINE / COOLING / EXHAUST
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