Mazak VTC-160A, Руководство по обслуживанию

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4-6
4-3-4 Checking Pressures (Hydraulic and Air)
1. Checking the hydraulic unit oil pressure
0 kgf/cm
2
(0 PSI): With power OFF
70 kgf/cm
2
(996.1 PSI): With power ON
2. Checking the air pressure
5 kgf/cm
2
(71.15 PSI)
4-3-5 Changing or Replenishing Oils
1. Replenishing coolant (As needed)
l
If coolant, oil or other fluid gets spilled on the floor, wipe it off with a cloth and dry the floor
immediately. If the floor remains wet with spilled fluid, personnel could slip over and be
injured.
< Procedure >
(1) Check the coolant level at the oil level gauge.
Coolant tank capacity: 250 L (66.1 gal (US))
l Since some kinds of coolant are injurious to health, you must be exercise due care when
handling coolant. Do not handle coolant with bare hands.
(2) If the coolant level is low, replenish with the stipulated coolant to the upper limit level of the oil
level gauge. If the coolant goes over the upper limit level, coolant returned to the coolant tank
could overflow the tank when the coolant pump is stopped.
Remark: For the selection of coolant, see PART 2, 4-3 “Preparing Coolant” in the Operating
Manual.
4-3-6 Around the Machine
1. Cleaning the exterior of the machine
Wipe off oil, coolant, chips, and other foreign matter from the surface of the machine.
Use soft cloth soaked with neutral detergent to clean the screen and operation panels.
2. Checking the machine and hydraulic unit for oil leaks
Visually check the machine, hydraulic unit, hydraulic piping/hose, and blocks and cylinders for oil
leaks.
If oil leak is found, appropriate measures must be taken.
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