Sears 536.884811 TS

SERVICE AND ADJUSTMEN

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TRACK DRIVE BELT TO ADJUST THE FRICTION WHEEL

If your snow thrower willnot move forward, check the

track drive belt for wear. If the track drive belt needs to

be replaced, proceed as follows:

•Disconnect the spark plug wire.

•Remove the belt cover,

• Loosen the left handbelt guide (See Fig 27) mount-

ing screw and move the belt guide away from the

bell

if the snow thrower will not move forward, you need to

check the track drive belt, the traction drive cable or the

friction wheel itthe friction wheel isdamaged, it will need

to be replaced_ See the To Replace Friction Wheel para-

graph onpage 21.If the friction wheel is not worn, check

the adjustment, as foItows:

•Disconnect thespark plug wire_

• Drain the gasoline from the_]as tank.

• Pull the trackdrive idler pulley (See Fig. 27) back

and slip the belt past the idlerpulley

• Remove the belt from the engine pulley.

• Remove the belt between the two large pulleys

•Installthe new original equipment replacement belt

in reverse order of removal.

Adjust the left hand belt guide and tighten the

mounting screw (see To Adjust The Belt Guides

paragraph below).

Reinstall the belt cover.

Reconnect the spark ptug wire_

TO ADJUST THE BELT GUIDES

There are two belt guides onyour snow thrower, a left and

right After you replace a track or auger drive belt, you

need to adjust one or both ofthe belt guides° Proceed as

follows for each belt:

•Disconnect the spark plugwire.

•Remove the belt cover (See Fig 26)

• Engage the auger drive clutch lever,

• Measure the distance between the belt guides and

the belt (See Fig 28)°The distance should be 3/32"

for each guide.

•If adjustment is necessary, loosen the belt guide

mounting bolts. Move the belt guides to the correct

position Tighten the mounting bolts

Reinstallthe belt cover.

oReconnect the spark plug wire

REM -_BI_.__I |_.BOLT

PANEL

LOOSEN BOLT,.._ LOOSEN BOLT

TRACK CONNECTING ROD

•Stand snow thrower on the auger housing end.

•Remove thebottom panel (See Fig, 29).

oPosition the shifter lever in first (1) gear.

oNote the position of the friction wheel on the disc

drive plate The right side of the friction wheel should

be3-3/8" fromthe left outer side of the discddve plate

(See Fig. 30)

If adjustment is necessary:

•Loosen the jam nut "A" on the speed select rod Re-

move the ball joint from the shifter bracket Lengthen

or shortenthe rod by turning the adaptor toobtain the

correct friction wheel position (See Fig. 31)

• Reinstall the ball joint and tighten the jam nut.

•Reinstall the bottom panel

FRICTION

WHEEL

3-3/8

INCH

DRIVE

PLATE

FIG. 30

SPEEDSELECTROD

-JAM NUT

IFTER

BRACKET

ADAPTOR,

BALL

FIG. 29 FIG. 31