Regular Maintenance

Removing Belt Cover

In order to perform proper lubrication, it is necessary to remove the Belt cover from the lower left of the snowthrower.

1.Remove the Engine Key from the switch.

2.Remove the fours screws securing the belt cover (see Figure 8).

3.Remove the cover.

4.Perform lubrication (see below).

5.Reinstall belt cover (reverse steps 3 to 1 above.)

LUBRICATION

Note: The drive pulley end of auger shaft is supported by a sealed ball bearing and requires no lubrication. The ball bearing on other end of auger shaft is also sealed, and will not require lubrication.

Screws

Figure 8. Removing Belt Cover

Lightly Oil

A few drops of oil should be placed on wheel hubs occasionally to keep wheels turning freely.

Apply oil to pivot points of auger control peri- odically, wiping off any excess oil.

A couple of drops of light machine oil applied to upper end of auger control cable will assure free movement of cable through outside casing. Wipe off any excess oil.

Remove belt cover and lightly apply oil to the pivot point for idler pulley arm. BE CAREFUL NOT TO GET OIL ON BELT OR PULLEYS.

Figure 9. Lubrication points

Pivot Point

Grease

At the beginning of each snow throwing sea- son, remove discharge chute and generously lubricate steel flange at back of rotating ring with light grease. Rotate ring with crank to dis- tribute grease.

Engine Lubrication

The two cycle engine used in this snowthrower is lubri- cated by the fuel and oil mixture. Observe recommended fuel to oil mixture ratio shown on page 9.

Figure 10. Lightly oil pivot point

Lubricate

Flange

Figure 11. Grease the Discharge Chute Ring

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Simplicity 520M, 520E manual Removing Belt Cover, Engine Lubrication