Moveable Sheave Bushing Inspection - Polaris MS4000 Service And Owner's Manual

CLUTCHING
5. Inspect surface of shaft for pitting, grooves, or damage.
Measure the outside
specifications. Replace the drive clutch assembly if shaft
is worn or damaged.
Shaft Diameter:
Standard: 1.3745 - 1.375 (
Service Limit: 1.3730"
6. Visually inspect PTFE thrust washer for damage. Measure
the thickness and compare to specification. Replace if
worn or damaged.
PTFE Washer Thickness
Standard: .030" (.76mm)
Service Limit: .025" (.64mm)
6.16
diameter and compare
= In. / mm.
= In. / mm.

Moveable Sheave Bushing Inspection

to
Inspect the Teflon™ coating (arrow) on the moveable sheave
bushing. Inspect both sheaves for signs of wear, grooving or
cracking. De-glaze sheave surfaces with a 3M™ Scotch-Brite
Pad if needed.
Moveable Sheave Bushing Inspection:
Replace the cover bushing if more brass
than Teflon™ is visible on the bushing.
Refer to bushing replacement
in this chapter.