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Replacing belts – Yard-Man 31AE993I401 User Manual

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Figure 16

Remove the six carriage bolts (three per side),
belleville washers and hex nuts which attach skid
shoes to the snow thrower on two sides. See Figure
11.

Reassemble new skid shoes with the hardware
removed earlier (cupped side of belleville washer
against the skid shoes). Make certain the skid
shoes are adjusted to be level.

To remove the shave plate, carriage bolts, belleville
washers and hex nuts which attach shave plate to
the snow thrower housing. For location of shave
plate and carriage bolts, see Figure 16.

Reassemble the new shave plate, making sure
heads of carriage bolts are to the inside of the
housing.

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.

Disconnect the chute crank assembly at the
discharge chute end by removing the hairpin clip
and the two flat washers.

Remove the plastic belt cover, located near the
engine, by removing the three self-tapping screws
and flat washers that secure it. See Figure 17.

Remove the large shoulder bolt and washer on the
left hand side of the engine pulley. See Figure 17.

Figure 17

Auger Belt

Remove the cotter pin and washer from the ferrule
in order to disconnect the auger idler rod from the
brake bracket assembly. See Figure 18.

Slip the auger control belt (the front belt) off the
engine pulley.

Figure 18

Shear Bolts

Carriage Bolt

Hex Nut

Washer

Shave Plate

Upper Bolt

(remove)

Hairpin

Clip

Flat

Belt Cover

Belt Cover Bolts(3)

Shoulder Bolt

(do not remove)

Washers

Shoulder Bolt

Engine Pulley

Ferrule

Engine
Pulley

Auger Idler
Rod

Auger Control
Belt

Brake Bracket
Assembly

Z Fitting

Cable Roller
Guide