1
MAINTENANCE
Figure 19
WARNING: Before lubricating, repairing, or inspect-
ing, disengage all clutch levers and stop engine.
Wait until all moving parts have come to a complete
stop. Disconnect spark plug wire and ground it
against the engine to prevent unintended starting.
Engine
Refer to the separate engine manual packed with your unit for all
engine maintenance and lubrication instructions.
Lubrication
Drive and Shifting Mechanism
At least once a season or after every 25 hours of operation, remove
rear cover. Lubricate any chains, sprockets, gears, bearings, shafts,
and the shifting mechanism at least once a season. Use engine oil or a
spray lubricant. Refer to Figure 19.
IMPORTANT:
Keep all grease and oil off the rubber friction wheel and
drive plate.
Wheels
At least once a season, remove both wheels. Clean and coat the axles
with a multipurpose automotive grease before reinstalling wheels.
Auger Shaft
At least once a season, remove the shear pins on auger shaft. Spray
lubricant inside shaft, around the spacers. Also lubricate the flange
bearings found at either end of the shaft. See Figure 20.
Shave Plate and Skid Shoes
The shave plate and skid shoes on the bottom of the snow thrower are
subject to wear. They should be checked periodically and replaced
when necessary.
To remove skid shoes:
1. Remove the carriage bolts (and washers if equipped)and hex
flange nuts which secure the skid shoes to the snow thrower.
2. Reassemble new skid shoes with previously removed hardware.
Refer to Figure 21.
To remove shave plate:
1. Remove the carriage bolts and hex nuts which attach it and the skid
shoes to the snow thrower housing.
2. Reassemble new shave plate, making sure heads of carriage bolts
are to the inside of housing. Tighten securely.
NOTE:
The reversible skid shoes may be turned over to increase their
lifespan. If steel shoes are turned they must also change sides.
Replacing Belts
To remove and replace either the auger belt or the drive belt, follow
the steps below and then proceed to the specific steps listed under
respective sub-headings.
1. Disconnect the chute crank assembly at the discharge chute end
by removing the hairpin clip and the flat washer. See Figure 18.
2. Remove the plastic belt cover, located near the engine, by removing
the three self-tapping screws that secure it. See Figure 22.
Friction
Wheel
Drive
Plate
Gear
(Hex)
Shaft
Figure 21
Figure 20
Summary of Contents for C459-527870
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