8.20
TRANSMISSION
9923523 - 2012 RANGER RZR 570 Service Manual
© Copyright 2011 Polaris Sales Inc.
6. Inspect the pinion shaft assembly. Replace bearings
if n eeded. Inspect each ge ar for da mage, chip s or
abnormally worn teeth.
NOTE: If pinion shaft was disassembled, the bearing
co
ver must be installed on the shaft before installing
the 46T gear.
7. Install the pinion shaft assembly. Be sure to properly
me
sh the snorkel shaft bevel gear with the pinion shaft
bevel gear.
8. Apply Loctite 242
®
to the threads of the bearing cover
retaining screws.
9. Using a 5 mm Allen wrench, install only the (3) screws
tha
t secur e the pinion shaft asse mbly as shown
below. Leave the longer locking screw (A) out at this
point.
IMPORTANT: DO NOT install th
e lo nger sc rew (A ).
Installing the longer screw will lock the snorkel tube
and not allow for backlash setting adjustment.
10. Torque the b earing cover re taining scr ews to
s
pecification.
11. Rotate the snorkel tube cou
nterclockwise using the
snorkel too l ( PA-50231) u ntil the snorkel g ear and
pinion gear have ‘zero’ backlash.
IMPORTANT: DO NOT ov ertighten t he s norkel tub e
whe
n backing it out. At the 'zero' backlash position,
you should still be able to turn the snorkel shaft using
your fingers, but it will feel rough and may have some
tight spots.
12. Look down into the transmission housing to see the
sn
orkel locking screw hole opening to reference your
starting point.
NOTE: If you have a hard time seeing into the hole,
ins
ert a small Allen wrench, pu nch or s crewdriver
into the hole to feel when the notch is alig ned wit h
the hole.
13. Slowly rotate the snorkel tube clock
wise while
counting the number of notches passing through the
hole op ening a s you ro tate the tube. Rotate the
snorkel tube to the 3rd notch from the ‘zero’ backlash
position obtained in step 11.
14. Check the pinion shaft gear backlash ag
ain by feel. If
the pin ion sh aft g ear la sh app ears to be to o tigh t,
rotate the snorkel shaft clockwise to the next notch
(4th notch).
A
DO NOT Install
Locking Screw
Bearing Cover Retaining Screws:
8-10 ft. lbs. (11-14 Nm)
Count 3 notches through
the locking screw hole
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