Table 45: Cleaning fluids
Suitable cleaning fluid for heat transfer liquid
Ethanol (solvent)
It is essential to observe the relevant safety
measures for handling ethanol!
Kryo 20
Kryo 51
Kryo 65
Kryo 70
Kryo 95
Ultra 350
Water Kryo 30
11.3 Draining the cooling water circuit
This section is relevant for:
n Water-cooled devices
To avoid damage during storage, the cooling water circuit must be drained
completely.
Protective equipment:
n
Safety glasses
n
Protective gloves
n
Protective work clothing
The device is in standby mode.
1. Shut down cooling water supply.
2. Unscrew the hose for the cooling water inlet from the device.
3. Remove the filter strainer from the water inlet. If necessary, use
pointed pliers or large tweezers.
4. Clean the filter strainer.
5. Insert cleaned filter strainer.
6. Press the Enter key to open the menu.
7.
Select the menu items Fill mode Water valve open on the
operating unit.
The water valve opens.
8. Drain the cooling water circuit completely. Blow compressed air
through the cooling water circuit.
9.
Select the menu items Fill mode Water valve auto (automatic)
on the operating unit. This is the default setting.
V6
Integral Process Thermostats and High-Temperature Thermostats156 / 198
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