Yard-Man 31AE9P3I801 Operator's Manual page 16

Two stage snow thrower
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Engine Pulley
Shoulder Bolt
and Washer
ERe"
Pulley
Auger Idler
Brake
Assembly
Z Fittinc
Figure 20
_3
_-_Auger
Control
Belt
Cable Roller
Drive Belt
Unhook the extension spring from the belt cover
plate. See Figure 23.
Remove drive belt from the engine pulley and
bottom drive pulley.
Replace belt and reassemble in reverse order.
Belt
Brake Bracket Assembly
_uger
Belt
Idler Pulley
m
Q
a
Hex Screw,
Cupped
Washer
Figure 22.
Belt Cover
/
/
/
Figure 21
Reassemble pulley to auger housing with hex
screw and cupped washer (cupped side toward the
pulley). Make sure key is in place on shaft and
brake puck is seated in the pulley groove.
Reassemble belt cover and chute directional
control.
Proper Adjustment:
With the auger clutch lever in the
disengaged position, the top surface of the new belt
should be even with the outside diameter of the pulley.
To adjust, disconnect ferrule from brake bracket
assembly and thread ferrule in (towards idler) to
increase tension on belt, and out to decrease tension.
NOTE: The brake puck must always be firmly seated in
the pulley groove when auger control is disengaged.
_,____
Extension
-.
Spring
.......... Drive Belt
Figure 23
Reassemble the two halves of the unit hooking the
lower portion of the auger housing over the
stationary shoulder bolts in the frame assembly.
Secure the two halves with the two bolts and lock
washers removed earlier.
Attach the "Z" fitting of the cable into the brake
bracket assembly. Refer to Figure 21.
Slip the auger control belt over engine pulley.
Insert ferrule on auger idler rod into bracket
assembly and secure with flat washer and cotter
pin. Reassemble the large shoulder bolt and lock
washer. Refer to Figure 20.
Reassemble belt cover and chute crank.
16

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