3.66
9928487 R01 - 2018 RANGER XP 1000 Service Manual
© Copyright Polaris Industries Inc.
5. Install the balance shaft, placing the tooth with the
alignment dot
r
in-line with the dot on the crankshaft
gear (see reference images below).
LOWER CRANKCASE PREPARATION
NOTE
Always replace plain bearings when the crankcase or
connecting rods have been disassembled. Refer to the
bearing selection chart provided in the
Main Bearing Selection”, page 3.58
and
“Connecting Rod Bearing Selection”, page 3.58
procedures.
1.
Remove all traces of crankcase sealant from the
crankcase mating surfaces. Inspect the surfaces
closely for nicks, burrs or damage.
2.
Clean bolt hole threads to remove any oil or
crankcase sealant.
3.
Inspect crankcase bearing bores. Replace the
crankcase assembly if a bearing bore is galled or if
bearing inserts have rotated in the case.
4.
Be sure alignment pins are in place where used.
5.
Refer to
“Engine Oil Flow Chart”, page 3.7
at the
beginning of this chapter and trace the oil paths
through the crankcase and cylinder.
6.
Flush all oil passages with solvent and then warm
soapy water. Rinse with clear, warm water and dry
with compressed air.
7.
Be sure passages are clean and dry before
assembling the crankcase.