Ryobi 790r Manuel de l'opérateur télécharger pdf (Page 23)

MAINTENANCE AND REPAIR INSTRUCTIONS

Installing a Prewound Reel

1. Hold the outer spool with one hand and

unscrew the Bump Knob™ counterclockwise

(Fig. 29, Pg 21). Inspect the bolt inside the

Bump Knob™ to make sure it moves freely.

Replace the Bump Knob™ if damaged.

2. Remove the old inner reel from the outer

spool (Fig. 29, Pg. 21.

3. Remove the spring from the old inner reel

(Fig. 29, Pg. 21.

4. Place the spring in the new inner reel.

NOTE: The spring must be assembled on

the inner reel before reassembling

the cutting attachment.

5. Insert the ends of the line through the eyelets

in the outer spool (Fig. 35).

6. Place the new inner reel inside the outer

spool. Push the inner reel and outer spool

together. While holding the inner reel and

outer spool, grasp the ends and pull firmly to

release the line from the holding slots in the

spool.

7. Hold the inner reel in place and install the

Bump Knob™ by turning clockwise. Tighten

securely.

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 (

NOTE: The choke lever must be in the

PARTIAL choke position (B) (Fig. 36)

to remove the air filter/muffler cover.

2. Remove the four (4) screws securing the

air filter/muffler cover (Fig. 36). Use a flat

blade or # T20 Torx bit screwdriver.

Choke Lever

Screws

Partial Choke

Position (B)

Fig. 36

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

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Ryobi 790r Manuel de l'opérateur Page 23

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