Doosan Lathe LYNX 220LC

Checking and adjusting the bed level using a level

Sign off on the lathe inspection

Procedure : 1) Loosen the headstock clamping screws(M20, 5 pcs.).

• After loosening the adjusting screw(b), secure the adjusting screw(a). This shifts the headstock in the A direction.

• After loosening the adjusting screw(a), secure the adjusting screw(b). This shifts the headstock in the B direction.

• Carry out this adjustment while reading the dial indicator applied at the front end of the test piece.

c) After the required accuracy is obtained, tighten the 5 screws for headstock clamping. Note that reading of the dial indicator applied at the test piece top end must not change.;

1. Adjusting V-belt Between The Spindle and Main Motor

• When the PK-belts are worn or loosen after using for a long period, it is advisable to tension them or replace them with new ones.

Adjust the belt tension as below procedure

1) Loosen the fastening bolts (1) of motor bracket.

2) Loosen the nut (2) under the adjusting block.

3) Secure the adjusting bolt (3) slowly.

4) Check the amount of deflection value (d) of PK-belt with tension (F1) as above table.

5) After getting the set value (5), secure the nut (2).

2. Adjusting PK-belt between the sub-spindle

Warning: Ensure the pump is turned off before starting the procedure.

Cover at the side of the coolant pump removed

Coolant drawn out of the tank by the pump

Coolant tank pulled out to the right until the pump protrudes from the side cover

Coolant tank pulled out to the front

Inside of the coolant tank cleaned

Coolant tank reinstalled correctly

Caution: The coolant tank must not protrude from the front rail. If the coolant tank is not installed correctly, coolant will leak.

- Checking for sounds of reaction during sensor contact

- Removing any chips from the coolant collector

- Checking the degree of dirtiness of the coolant and if necessary, replacing;