Sears 536.884821 - Manual (Page 21)

TO REPLACE FRICTION WHEEL
I! the 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).
SERVICE AND ADJUSTMENTS
CAUTION: DRAIN GASOLINE OUTDOORS
AWAY FROM FIRE OR FLAME.
Drain the gasoline from the fuel tank
Disconnect the spark plug wire.
Stand the snow thrower up orr the auger housing
end (See Fig, 34),
Remove the bottom panel (See Rg. 32)
Remove ball joint from shift yoke assembly.
Remove the three (3) fasteners securing the friction
-vneei to the hub (See Fig 34), and set iasteners
aside.
Remove the four bolts securing bearing plates (both
sides),
Remove the right side bearing plate. Leave hex
shaft in original position
Remove friction wheel from hub. Slip friction wheel
off hex shaft towards right side.
Position new friction wheel onto hub. See Fig. 34.
Install bearing plates to original position. Ensure
hex shaft is engaged with both bearing plates.
Secure bearing plates. using bolts removed earlier
Secure friction wheel to hub, using fasteners re
moved earlier. Ensure hex shaft turns freely
Reinstall ball joint to shift yoke assembly.
Should friction wheel require adjustment, see To
Adjust The Friction Wheel on page 20
NOTE: Ensure friction wheel and friction disc are free
from grease or oil
® Replace bottom pane!
21