Craftsman 247.88173 Operator's Manual page 23

NOTE:Be carefulnot to damagethe threadson the shaft,
7. Carefullypositionthe hexshaftdownwardand to the left before
carefullyslidingthe frictionwheelassemblyoff the shaft. See
Figure33.
NOTE: If you'rereplacingthe frictionwheelassemblyas a whole,
discardthe wornpartand slidethe newpart ontothe hexshaft.
8. Followthe stepsabovein reverseorderto reassemble
components.
9. Performthetest previouslydescribedin the Drive Control
section.
If you'redisassembling thefrictionwheeland replacingonly the rubber
ring,proceedas follows:
1. Removethefour screwswhich securethe frictionwheel'sside
platestogether. See Figure34.
2. Removethe rubberring from betweenthe plates.
3. Reassemble the side plateswith a newrubberring.
NOTE: Whenreassembling the frictionwheelassembly,makesure
that the rubberring is centeredand seatedproperlybetweenthe side
plates.Tighteneachscrewonlyone rotationbeforeturningthe wheel
clockwiseand proceedingwith the next screw.Repeatthis process
severaltimes toensurethe platesare securedwith equalforce
(between6 ft-lbsand 9 ft-lbs).
Figure33
4. Slide the frictionwheelassemblybackonto the hexshaftand
follow thestepsabovein reverseorder to reassemble
components.
5. Performthe testpreviouslydescribedin the DriveControl
section.
... j
Figure34
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