Husqvarna AR19 Bedienungsanleitung PDF herunterladen (Seite 36)

34 – English

MAINTENANCE

Tines and tine shaft

Replacing the tines

1. Turn off the engine and remove the weights.

2. Collapse the handle (applies to model AR19).

3. Note the direction of the tine screw.

4. Remove and replace the tines by undoing the

appropriate stop screw (1). Remove the

setscrew (2) and the tine. Fit a new tine in the

same direction and affix it using the setscrew.

Once the tines have been replaced, tighten the

stop screws.

IMPORTANT INFORMATION

Replace worn nuts so that the screws will keep

the tines in place.

Replacing the tine shaft bearings

1. Turn off the engine and remove the weights.

2. Remove the drive guard cover.

3. Collapse the handle for better access to the

tines (applies to model AR19).

4. Lift the machine about 10 cm. Chock the rear

wheels and insert blocks.

5. Turn the drive chain manually for access to the

master link.

6. Slack the chain by turning the idler adjustment

screw counterclockwise.

7. Remove the master link and free the chain from

the rotor sprocket.

8. Remove the nuts (1) and screws (2 per bearing)

that hold the outer bearings of the tine rotor

shaft in the side panels of the machine (see

illustration).

9. Remove the tine rotor shaft.

10. Remove the tine shaft bearings by undoing the

setscrew on each locking collar. Insert a punch

into the hole beside the setscrew and tap it with

a hammer so that the locking collar turns

opposite the normal rotation direction (see

illustration, principle).

11. Reassemble the machine by following the

instructions above in the reverse order.

12. For instructions on chain replacement and chain

tension adjustment, see chapter ”Maintenance/

Replacing the chain” and ”Maintenance/

Adjusting chain tension”.

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