Doosan Lathe LYNX 220LMA

• The delivery amount to each lubrication point is controlled by the metering type distribution valve with automatic intermitent lubrication pump, and no further adjustment is necessary.

• A metering type distribution valves are provided at the machine rear(inside the cover) and at the right side of the tailstock. The delivery condition of lubricating oil can be checked visually. (Use sufficient care when checking the delivery condition.)

2) Maintenance and countermeasure.

When no lubricating oil is delivered :

a) Oil level is low. Replenish the lubricating oil of the same brand.

b) The pump is at a rest: The pump operates intermittently.

The pump operation interval is set at 5 minutes.

c) The oil strainer is clogged. Clean the oil strainer at least every six months. (See Fig. E-8.)

- 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;

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

Check the wipers for abnormalities such as damage

Check for oil leakage and for damaged piping

Check the Air unit element and if necessary, replace

Check the electrical components for dirt and discoloration and check for loose terminal screws

Check for loose connector/terminals between units

Checking and adjusting the bed level using a level

Sign off on the lathe inspection