Ryobi 770rEB Air Filter Maintenance, Maintenance And Repair Instructions, Cleaning the Air Filter

MAINTENANCE AND REPAIR INSTRUCTIONS

AIR FILTER MAINTENANCE

Removing the Air Filter/Muffler Cover

WARNING: To avoid serious personal injury, always turn your trimmer off and allow it to cool before you clean or do any maintenance on it.

1.Place the choke lever in the PARTIAL choke position (B).

NOTE: The choke lever must be in the PARTIAL choke position (B) (Fig. 33) to remove the air filter/muffler cover.

2.Remove the four (4) screws securing the air filter/muffler cover (Fig. 33). Use a flat blade or T20 Torx bit screwdriver.

Choke Lever

Partial Choke

Position (B)

Screws Screws

Fig. 33

3. Pull the cover from the engine. Do not force.

Cleaning the Air Filter

WARNING: To avoid serious personal injury, always turn your trimmer off and allow it to cool before you clean or do any maintenance on it.

Clean and re-oil the air filter every 10 hours of operation. It is an important item to maintain. Not maintaining the air filter will VOID the warranty.

1.Remove air filter/muffler cover. See Removing the Air filter/Muffler Cover.

2.Remove the air filter from behind the air filter/muffler cover (Fig. 34).

Air Filter

Fig. 34

3.Wash the filter in detergent and water (Fig. 35). Rinse the filter thoroughly. Squeeze out excess water. Allow it to dry completely.

Fig. 35

4.Apply enough clean SAE 30 oil to lightly coat the filter (Fig. 36).

Fig. 36

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