II-9
SUPPLYING CUTTING FLUID
WARNING
O Use a water-soluble cutting fluid on this
machine. Oil-based cutting fluids may
emit smoke or catch fire, depending on the
condition of their use.
When using an oil-based cutting fluid,
strictly observe the precautions described
in “Cutting Method” on page xv.
Pour the cutting fluid into
the spiral portion of the
chip conveyor. The
standard level is slightly
above the middle of the
sight gauge.
SIGHT
GAUGE
Tank capacity: 85 liters {22.4 US gal} for HFA-250 and HFA-250W
120 liters {31.7 US gal} for HFA-400 and HFA-400W
NOTICE
O If the cutting fluid pump is started without a sufficient supply in the tank, it and
its drive motor may be damaged. The machine is drained of cutting fluid at
factory shipment. Be sure to supply the cutting fluid to the machine before
starting its operation.
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