6.20
9924871 R03 - 2014 Polaris Sportsman® 570 EFI Service Manual
© Copyright 2013 Polaris Sales Inc.
2.
Remove the moveable clutch sheave (B). Inspect for
damage and wear.
3.
Lift bearing (C) and thrust washers (D) off shaft.
Replace as an assembly if worn, damaged, or if
problems were noted.
4.
Inspect surface of shaft for pitting, grooves, or
damage.
Measure
the
outside
diameter
and
compare to specifications. Replace the drive clutch
assembly if shaft is worn or damaged.
Shaft Diameter:
Standard: 1.3745” - 1.375” (34.91 - 34.93 mm)
Service Limit: 1.3730” (34.87 mm)
5.
Visually
inspect
VESPEL®
thrust washers
for
damage. Measure the thickness and compare to
specification. Replace if worn or damaged.
VESPEL® Washer Thickness
Standard: .030” (.76 mm)
Service Limit: .025” (.64 mm)
CLUTCHING
