Adjusting The Drive Chain Tension; Storage - Toro 79366 Operator's Manual

Adjusting the Drive Chain
Tension
Check the drive chain tension after every 25 operating
hours or once a year, whichever occurs first. It should
have 1/8 to 1/2 in. deflection in the area indicated in
Figure 49. If it does not meet this specification, use the
following procedure to adjust it.
4
1
2
Figure 49
1. Drive chain
2. Idler sprocket
1. Disengage the PTO, set the parking brake, lower the
attachment lift, stop the engine, and remove the key.
2. Loosen the nut that secures the idler sprocket.
(Fig. 49).
3. Slide the idler sprocket in the adjustment slot until the
chain is snug, but not tight.
4. Torque the nut securing the sprocket to 67 to 83 ft-lbs
(90.8 to 112.5 N m).
Important
Do not overtighten the chain or excessive
wear will occur.
3
m–3795
3. Adjustment slot
4. Check deflection here
22

Storage

1. Before long-term storage, wash the machine with mild
detergent and water to remove dirt and grime from the
entire machine.
2. Check the condition of the scraper blade; refer to
Replacing the Scraper Blade, page 21.
3. Check the condition of the drive belt and chain.
4. Grease and oil the snowthrower; refer to Greasing and
Lubrication, page 17.
5. Check and tighten all bolts, nuts, and screws. Repair
or replace any part that is damaged or defective.
6. Paint all scratched or bare metal surfaces. Paint is
available from your Authorized Service Dealer.
7. Coat the inside auger housing and discharge chute with
automotive wax to prevent rust and reduce the sticking
of snow to these surfaces.
8. Store the machine in a clean, dry garage or storage
area. Cover the machine to protect it and keep it
clean.