Sears 536.886531 Snow Blower User Manual


 
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SERVICE AND ADJUSTMENTS
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TO REPLACE FRICTION WHEEL
Ifthe snow thrower will not move forward, and the friction
wheel is worn or damaged, you need to replace it as
follows: (First allow the engine to cool.)
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CAUTION: DRAIN GASOLINE OUTDOORS
AWAY FROM FIRE OR FLAME.
Drain the gasoline from the fuel tank by removing
the fuel line Drain the fuel and reinsta!Ithe fuel {ine
Disconnect the spark plug wire
Stand the snow thrower up on the auger housing
end (See Fig 33)_
e Remove the botlom panet (See Fig 30, page 20)
e Remove the three (3) fasteners securing the friction
wheel to hub (See Fig 32) and set fasteners aside
e Remove the four bolts securing the bearing plates
(both sides)
Remove right side bearing plate. Leave Hex shaft in
original position (See Fig 33).
e Remove friction wheel from hub Slip friction wheet
off hex shaft towards right side (See Fig 33)
o Position new friction wheel onto hub
e Install bearing plates to original position Ensure
hex shaft isengaged with both bearing plates
Secure beating plates using bofts removed earlier
® Secure Ifiction wheel to hub using fasteners re-
moved eartier Ensure hex shalt turns freely
NOTE: Ensure friction wheel and friction disc are free
from grease or oil
Replace bottom panel
Lower the snow thrower onto the tires
HUB
HEX SHAFT
FASTENERS
(screws,
Iockwashers, 'BEARING
and nuts) PLATES
/ \
/ \
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(UNIT STANDING ON
AUGER HOUSING END)
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FIG. 33
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