Lauda ECO GOLD, Operation Manual

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36 / 137
ECO Gold 10/2019 i
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Draining and changing the heat transfer liquid
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Switch off the thermostat and withdraw the mains plug.
-
Allow the device and heat transfer liquid to cool down to or
warm up to room temperature.
-
Push a hose onto the bath drain point.
-
Drain the heat transfer liquid via the drain tap at the back of
the device.
Completely drain the bath, external consumers, accessories and hose connections and flush or clean them (e.g. with
new heat transfer liquid).
Caution!
Contact with hot / cold heat transfer liquid
Scalds, frostbite
 Bring heat transfer liquids to room temperature before
draining.

Make sure that the drain tap is closed after draining.
Caution!
Delay in boiling and thermal decomposition due to liquid residues
Burns, scalds, development of harmful vapors

Remove all old heat transfer liquid completely from the bath,
external consumers, accessories and hoses. Flush and clean
them with new heat transfer liquid.
1 Drain tap, cooling thermostats
2 Drain tap, heating thermostats
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