MAINTENANCE AND REPAIR INSTRUCTIONS

NOTE: Use the bottle and spout saved from initial use to measure the correct amount of oil. The top of the label on the bottle measures approximately 3.04 ounces (90 ml) or 3/8 cup (Fig. 22). Check the level, See Checking the Oil Level. If the level is low, add a small amount of oil and recheck. Do not overfill (Fig. 22).

Fill Level

Fig. 22

6.Replace the oil fill plug.

7.Reconnect the spark plug boot.

AIR FILTER MAINTENANCE

WARNING: To avoid serious personal injury, always turn the unit off and allow it to cool before you clean or service it.

 

Fig. 25

 

 

 

 

 

 

 

7. Reinstall the air

 

 

filter cover.

Back Plate

Position the slots

 

 

on the top of the

 

 

air filter cover

 

 

onto the tabs at

Air Filter

the top of the

 

 

back plate (Fig.

 

 

27).

 

 

 

 

8.Swing the cover down until the tab on the air filter backplate snaps into place in the slot on the air filter cover (Fig. 28).

Air Filter Cover

Fig. 26

Tabs

Locking Tab

Fig. 27

Cleaning the Air Filter

Clean and re-oil the air filter every 10 hours of operation. It is an important item to maintain. Failure to maintain your air filter properly can result in poor performance or can cause permanent damage to your engine.

1.Open the air filter cover. Push the tab on the under side of the cover inward. Then pull the air filter cover out and up. (Fig. 23).

Air Filter Cover

Air Filter

Air Filter

Fig. 28

Tab

 

Tab

Fig. 23

2.Remove the air filter (Fig. 23).

3.Wash the filter in detergent and

water (Fig. 24). Rinse the filter thoroughly and allow it to dry.

4. Apply enough clean SAE 30 motor oil to lightly coat the filter (Fig. 25).

CARBURETOR ADJUSTMENT

The idle speed of the engine is adjustable. An idle adjustment screw is between the air filter cover and the engine starter housing (Fig. 29).

NOTE: Careless adjustments can seriously damage your unit. A Sears or other qualified service dealer should make carburetor adjustments.

Check Fuel

Idle Adjustment Screw

Fig. 29

5. Squeeze the filter to spread and remove excess oil (Fig. 26).

6.Replace the filter (Fig. 23).

NOTE: If the unit is operated

without the air filter, you will Fig. 24 VOID the warranty.

Old fuel is usually the reason for improper unit performance. Drain and refill the tank with fresh fuel prior to making any adjustments. Refer to Oil and Fuel Information.

Clean Air Filter

The condition of the air filter is important to the operation of the unit. A dirty air filter will restrict air flow. This is often mistaken for an out of adjustment carburetor. Check the condition of the air filter before adjusting the idle speed screw. Refer to Air Filter Maintenance.

11