Mazak Vertical Machining Center VTC-300

CAUTION: When replenishing spindle cooling fluid, use only the cooling fluid specified by Yamazaki Mazak. Otherwise, machine trouble and other problems will occur

Cooling fluid collecting pan placed under the drain port and drain plug loosened

Bolts clamping the suction port cover loosened and cover pulled up

Suction filter removed from the suction pipe and cleaned with compressed air

Note: Do not use an air gun near the machine since this could cause machine trouble

Suction filter installed to the suction pipe and returned into the tank

Cap at the oil filler port removed

Amount of spindle cooling fluid supplied

Warning: Only use the oil specified by Yamazaki Mazak. Otherwise, machine trouble and other problems will occur

Tank capacity: 3 L (0.79 gal (US))

Lubricating oil consumption amount: 5.2 cc per hour

Replenishing centralized lubricating oil

When replenishing the spindle lubricating oil, pay attention so that the oil level does not exceed the upper limit line of the oil level gauge of the lubrication unit

Check the emergency stop buttons for correct operation

Check that the emergency stop button arranged on the NC operation panel and pallet changer operation panel functions correctly

CAUTION: Shut off the power to the machine by turning the main power disconnect to the “OFF” position and disconnect the external air source before changing the filter element. Attempting to change the filter element without taking these precautions could cause machine damage or severe injuries.

The filter element is a consumable part and should be changed every two years. In the list given in 7-2 “List of Wearable Parts”, “element ass’y” indicates a set of filter element, Oring, and gasket. When changing the filter element, order the “element ass’y”.

Loose the four bolts and detach the body from the housing

Insert a new filter element into the housing with the hole in the filter element facing up

Fix the body to the housing with the bolts

Sign off on the air unit maintenance

CAUTION: Since the machine may move unexpectedly, leading to a hazardous situation if a safety device is faulty, do not rest your body, or leave any unnecessary objects, on the moving units or within the range of movement of the units when performing inspections

Check the safety devices for correct operation

Operator’s door interlock: Check that the operator's door interlock operates correctly

If an abnormality is found in the inspection, contact your local Mazak Technical Center or Mazak's distributor

Check the air unit drain function

The automatic drain function of the mist separator is faulty in the following cases

Air is always leaking through the drain port

Corrective action: Turn the drain port in the '→ S' direction for closing. If the air still leaks, refer to 5-5 'Pneumatic System' for the corrective action to be taken

Large amount of water is discharged from the drain port when the drain port is turned in the 'O <-- ' direction

Sign off on the parts replacement