4.3 Preparation of the Circulating Fluid Supply to the
User's Equipment
Circulating fluid is only supplied to the product at the time of installation of
the thermo-chiller. If the operation starts under this condition, the circulating
fluid inside of the product is supplied to user’s device and the piping. This
lowers the fluid level of the product which then requires additional fluid to be
supplied. Follow the instructions below to supply additional fluid.
1. Touch [ ] button on the touch panel.
Pump operates independently while pressing the [ ] button.
[ ] button lights up during independent pump operation. The circulating
fluid is then supplied to user’s device and the piping to bleed the air inside the piping.
[Tips]
Independent pump operation is controls the pump speed to achieve the
pressure set in the pressure control mode. The product does not operate at
maximum rotation.
Fig.4-5 Pump independent operation
If the fluid level in the tank drops, an alarm is activated and “AL02 Low Level WRN” is displayed on
the screen.
2. Supply circulating fluid in the range between HIGH and LOW to turn off the alarm.
After supplying the circulating fluid, press [ ] button to turn off the alarm.
The displayed alarm will be turned off.
Fig. 4-6 Turning off the low tank fluid level alarm
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