Mori Seiki CNC Turning Center NL2500/1250

DANGER: Turn OFF the main power before performing maintenance work

CAUTION: If the oil level decreases rapidly, the pump unit or the machine may be malfunctioning. Contact the Mori Seiki Service Department for assistance.

CAUTION: Maintain oil at the correct level to prevent air being suctioned through the pump unit.

CAUTION: Keep oil free from contamination.

CAUTION: If foreign matter accumulates in the tank, oil cannot be kept free from contamination, causing pump damage.

CAUTION: Clogged radiator causes oil pressure to be raised.

CAUTION: Clogged suction strainer causes pumps and piping damage.

CAUTION: If the oil pressure setting is incorrect, hydraulic unit malfunction and damage may result.

For oil types, refer to “OILS” (page 59).

WARNING: Do not operate the high pressure coolant unit or perform maintenance and inspections without reading and obtaining a thorough understanding of the contents of the operation manual provided with the high pressure coolant unit.

Keep the high pressure coolant unit operation manual on hand to enable immediate reference.

After the completion of the maintenance and inspections, remount all covers before running the machine.

Remove the rear cover. Prior to removing the rear cover, turn OFF the main power.

Check for wear, damage and loose of the V-belt.

If necessary, adjust the V-belt tension.

Place the drain tube in a drain pan.

Drain oil in the tank by slowly opening the drain plug.

19 HIGH PRESSURE COOLANT UNIT (OPTION)

1. Do not operate the high pressure coolant unit or perform maintenance and inspections without reading and obtaining a thorough understanding of the contents of the operation manual provided with the high pressure coolant unit.

2. Keep the high pressure coolant unit operation manual on hand to enable immediate reference.

3. After the completion of the maintenance and inspections, remount all covers before running the machine.

1) Remove the separator cover of the clean tank and the dirty tank.

19 HIGH PRESSURE COOLANT UNIT (OPTION)

1. Do not operate the high pressure coolant unit or perform maintenance and inspections without reading and obtaining a thorough understanding of the contents of the operation manual provided with the high pressure coolant unit.

2. Keep the high pressure coolant unit operation manual on hand to enable immediate reference.

3. After the completion of the maintenance and inspections, remount all covers before running the machine.

19-2 Cleaning Notch Clean Filter

1) Turn the handle in the arrow direction several times.

2) In order to drain coolant, hold the valve halfway open when the machine is running and hold the valve fully open when the machine is not running.

15 SEMI DRY-CUT SYSTEM (OPTION)

15-1 Adjusting Oil Supply Quantity

Normally set the oil regulating knob at '2'.

Oil consumption with the oil regulating knob set at '2' varies according to the diameter of the nozzle or the oil hole.

Adjust the setting with the oil regulating knob in accordance with the cutting conditions.

The supplied air pressure should be 0.4 to 0.6 MPa (0.5 MPa recommended).

Refer to the semi dry-cut system instruction manual published separately for details.

Enter the setting of the oil regulating knob