Sears 247.88853 owner manual Changing Friction Wheel Rubber, Drive Belt

Models: 247.88853

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NOTE: Make sure that the auger cable is routed in front of the belt.

Reinstall the belt cover on front of the engine with the two self-tapping screws and flat washers.

Reattach the chute crank to the chute assembly with the hairpin clip and flat washer.

NOTE: Make sure that the auger cable is routed in front of the belt.

Drive Belt

Check drive belt every 50 hours of operation for wear and tear.

Drain the gasoline from the snow thrower, or place a piece of plastic under the gas cap.

Remove the plastic belt cover on the front of the engine by removing the two self-tapping screws.

Tip the snow thrower up and forward, so that it rests on the housing.

Remove six self-tapping screws from frame cover underneath the snow thrower.

Pull the idler pulley away from the drive belt and remove the belt from the engine pulley. You will find the idler pulley in front of the engine and under the belt cover that you removed earlier. See Figure 31.

Working from the underside of the frame, slip belt between the friction wheel and the friction wheel disc. See Figure 34. You may have to twist the belt flat in order to slide it through the clearance between the friction wheel and the friction wheel disc. Remove the belt.

Install new belt. Reassemble following the instructions in reverse order.

Changing Friction Wheel Rubber

Check the rubber on the friction wheel after 25 hours of operation, and periodically thereafter. Replace the rubber if any signs of wear or cracking are found.

Drain the gasoline from the snow thrower, or place a piece of plastic under the gas cap.

Tip the snow thrower up and forward, so that it rests on the housing.

Remove six screws from the frame cover underneath the snow thrower.

Remove klick pin securing the left wheel, and remove the wheel from the axle.

Remove the four screws securing the left drive cover to the frame. Remove the drive cover from the side of the frame. See Figure 35 .

Drive Belt Location

Figure 34

Friction

Drive

Wheel

Cover

 

Figure 35

• Holding the friction wheel assembly, slide the hex shaft out of the left side of the unit. The spacer on the right side of the hex shaft will fall and the sprocket should remain hanging lose in the chain.

• Lift the friction wheel assembly out between the axle shaft and the drive shaft assemblies.

• Remove the four screws from the friction wheel assembly. Remove friction wheel rubber from

Friction

between the friction wheel plate. See Figure 36.

Wheel Disc

• Reassemble new friction wheel rubber to the

 

friction wheel assembly, tightening the four screws in rotation and with equal force. It is important to assemble the rubber on the friction wheel equally for proper functioning. See Figure 36.

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Sears 247.88853 Changing Friction Wheel Rubber, NOTE Make sure that the auger cable is routed in front of the belt