MTD 31A-380D062 Two-Stage Snow Thrower

Operator's Manual - Page 12

For 31A-380D062. Also, The document are for others MTD models: 380

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31A-380D062 photo
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Reassemblenewshaveplate,makingsureheads
ofthecarriageboltsaretotheinsideofthehousing.
Reinstallskidshoe.Tightensecurely.
ShearBolt
Carriage __
Bolt
arnage / V
Bolt SI_Z Hex Nut
Nut Plate Shoe
Figure 9
ReplacingBelts
NOTE: There are two belts on this snow thrower: auger
belt and drive belt. It is recommended that both belts be
replaced at the same time.
Remove the spark plug wire from the spark plug
and ground it against the engine.
Drain gasoline from the gas tank, or place a piece
of plastic sheet underneath the gas cap to prevent
gasoline leakage.
Push the belt cover to release the plastic tabs. Pull
the belt cover out from around the engine and the
chute. Remove it away and save. See Figure 10.
Belt Cover
Figure 10
AugerBelt
Slip thefront auger belt offthe engine pulley
pushing it down between the idler bracket and the
engine pulley. See Figure 11.
Squeeze the auger control bail to release tension
on the auger belt; remove the belt.
Replace with new belt after replacing the drive belt.
Follow instructions below to replace the drive belt.
/Auger Belt
Figure 11
DriveBelt
NOTE: Replace the drive belt before reassembling the
new auger belt.
Tip the snow thrower up and forward so that it rests
on the auger housing.
Remove the spring that connects the transmission
to a bolt on the engine frame. See Figure 12.
/ \
Drive Pulley D_iveBelt
Auger Pulley
NOTE: Transmission shown pushed forward
Figure 12
Pivot the transmission forward to release pressure
on the drive belt.
Remove the drive belt from around the engine
pulley, and away from the unit.
Place the new drive belt into the groove on the
engine pulley. See Figure 12.
Tilt the transmission forward and position the drive
belt on the drive pulley.
Reconnect the spring to the bolt on the engine
frame and secure the transmission.
Reassemble the belt cover on the snow thrower.
12
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