4. The device detects low or empty level of the heat transfer liquid.
The device automatically starts the fill mode.
5. Pull o the cover of the filler nozzle by lifting it upwards.
6. Fill the device with heat transfer liquid. Observe the display and pay
attention to the acoustic signals of the device when doing so.
Use a funnel for filling if required.
The fill mode can be called again at any time via the menu.
7. Close the filler nozzle with the cover.
8. End the fill mode by selecting and confirming [End filling].
After the fill mode has been ended, the device starts the
temperature control unless the starting mode is set to [o].
You will find out how to change the starting mode in
Ä Chapter 6.12.4 “Specifying the starting mode (Auto
start)” on page 54.
9. The Home window appears.
You cannot start the device until you end the Fill mode .
Operation outdoors for outdoor temperatures below 5 °C
A warning which states the preheating time of the compressor or
that the compressor should be preheated is shown in the display.
The compressor may suer increased wear or material damage if it
is not preheated! You will find further information in Ä “Outdoor
installation” on page 21.
5.4 Setting the pump pressure
The pump pressure can be set for devices with a bypass via a control valve on
the back of the device. The pump pressure can therefore be set individually
for pressure-sensitive external consuming units.
Open the bypass adjusting wheel on the back of the device to the full extent
before switching the device on. Turn the wheel counterclockwise to do this.
Fig. 10: Fill mode
Fig. 11: Home window
V08Variocool34 / 97
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