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1.
Pull wire off spark plug and make sure it does
not contact the plug accidentally (Fig. 16).
2.
Drain gasoline from fuel tank. Refer to Draining
Gasoline, page 19.
3.
Remove (2) screws holding belt cover in place
and set cover aside (Fig. 24).
4.
Remove auger/impeller drive belt from engine
pulley and large auger/impeller pulley (Fig. 25).
5.
Tip snowthrower forward and block it so it
cannot fall.
6.
Remove (4) screws securing bottom cover to
frame (Fig. 20). Remove bottom cover.
7.
Disconnect spring from notch in bottom edge of
side plate (Fig. 26).
POTENTIAL HAZARD
Spring is under heavy tension.
WHAT CAN HAPPEN
Spring could be thrown in operator's or
bystander's direction.
HOW TO AVOID THE HAZARD
Use caution when removing spring.
8.
Set unit upright and remove traction drive belt
from engine pulley and large traction pulley
(Fig. 25).
9.
Install new belt around large traction pulley.
Next, loop belt over engine pulley, making sure
that belt is on inside of belt guide (Fig. 25).
10. Tip snowthrower forward and block it so it
cannot fall.
11. Hook spring into notch in bottom edge of side
plate (Fig. 26).
12. Replace bottom cover with four screws and set
unit upright.
GB–21
13. Reinstall auger/impeller drive belt around large
auger/impeller pulley and engine pulley, making
sure that belt is on inside of idler pulley and belt
guide (Fig. 25).
Note:
If auger/impeller drive belt is replaced
with a new belt, adjust auger/impeller
drive linkage. Refer to steps 4–6 of
Install Auger/Impeller Drive Control
Linkage, page 12.
14. Reinstall belt cover with (2) screws.
Adjusting Traction Drive
If speed selector shifts properly but snowthrower does
not drive in reverse or forward speeds, an adjustment
may be required.
1.
Pull wire off spark plug and make sure it does
not contact the plug accidentally (Fig. 16).
2.
Check adjustment per steps 5 and 6 of Install
Traction Rod, page 12. Make adjustments if
required.
3.
If linkage is adjusted correctly and problem
persists, contact your local Authorized Toro
Service Dealer.
Adjusting Speed Selector
If there is slow or no ground speed in No.1 speed
selection, or speed selector cannot be moved into No.
3 speed selection, an adjustment of the speed selector
linkage is required.
1.
Pull wire off spark plug and make sure wire does
not contact plug accidentally (Fig. 16).
2.
Remove (4) screws securing bottom cover to
frame. Remove cover (Fig. 20).
3.
Loosen flange nuts securing selector plate to
control panel. This allows selector plate to move
freely for adjustment (Fig. 27).
4.
Shift speed selector to third gear and push down
on speed selector plate to move drive assembly
to the right. Drive assembly should be 1/8" from
roll pin; if not, slide selector plate (Fig. 27) until
1/8" dimension is correct (Fig. 28).
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