6.15
CLUTCHING
6
Clutch Inspection
NOTE: Remove cover, spring, and spider following
instructions for drive clutch removal, then proceed
as follows:
1. Remove the moveable sheave spacer sleeve (1) and the
thrust washer (2). Visually inspect the washer for damage.
2. Measure the thickness and compare to specification.
Replace if worn or damaged.
3. Remove the moveable clutch sheave.
4. Lift bearing (3) and thrust washer (4) off shaft. Replace as
an assembly if worn, damaged, or if problems were noted.
5. 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.
6. Visually inspect PTFE thrust washer for damage. Measure
the thickness and compare to specification. Replace if worn
or damaged.
= In. / mm.
Thrust Washer Thickness
Standard: .030” (.76mm)
Service Limit: .025” (.64mm)
1
2
3
4
= In. / mm.
Shaft Diameter:
Standard: 1.3745 - 1.375 (
Service Limit: 1.3730”
= In. / mm.
PTFE Washer Thickness
Standard: .030” (.76mm)
Service Limit: .025” (.64mm)
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