To Adjust The Friction Wheel - Craftsman SEARS 536.88502 Owner's Manual

SERVICE AND
TRACK DRIVE BELT
If your snow thrower will not move forward check the
track drive belt tot wear. If the track drive belt needs to
be repl,_ced, proceed as follows:
= _isconnect the spark plug wire
• Remove the belt cover,,
• Fqllow steps 4 through 9 of the Auger Drive Belt
Replacement paragraph on page 21.
o P_II the spring loaded tract on drive idler pulley (See
Fig. 30) away from the traction drive belt,
• R#move the traction drive belt from the engine
pulley,
NOTE:you may have to move the auger brake assembly
(See Fig 30) to remove the belt from the traction drive
ADJUST
REMOVE BOLT _"
[--
LOOSEN BOLl"
uiL i,i
TS
................. iiii i
T REAR PANEL
BOSOM PANEL
LOOSEN BO_
TRACKCONNECTING ROD
FIG. 32
pulley,
• In_;tall the replacement belt and reinstall the re-
moved parts _n reverse order of removal
.J
TO AE_JUST THE FRICTION WHEEL
If tl_e snow thrower will not move forward, you need to
check the track drive belt, the traction drive cable or the
friction Wheel, If the friction wheel is damaged, it will need
to be replaced See the To Replace Friction Wheel
paragratoh on page 23, If the friction wheel is not worn,
check th e adjustment, as follows:
o DisCOnnect spark plug wire,
• Drain the gasoline from the gas tank.
• Sta!_d snow thrower on end,
® Remove the bottom panel (See Fig, 32)
e Position the shifter lever in first (1) gear
® Note ihe position of the friction wheel on the disc
drive t?late The right side of the friction wheel should
be 2-5/8" fro m the left outer side of the disc drive plate
(See Fig. 33).
If adjustment is necessary:
® Loosen the jam nut "A" on the speed select rod
Rer_ove the ball joint from the shifter bracket
Lengthen or shorten the rod by turning the adaptor to
obtain the correct friction wheel position (See Fig,
34),i
• Re'i_stall the ball joint and tighten lhe jam nut.
o Reir_statl the botlom panel,
SPEED
SELECT
ROD
A
ADAPTOR
BALLJOINT
2-5t8 INCH
FIG. 33
,r,rll ii Illllll' In lull I I
FRICTION WHEEL
DISCDRIVEPLATE
SHIFTER
_,. LEVER
l
FIG. 34
22