Lauda Alpha A, Operating Instructions Manual

Page: 22 / 52

Alpha
22
Preparations
June 20, 2018/ YACE0092
6.2 Filling and Emptying
Filling

Close the drain nozzle.

Fill baths up to a maximum level of 20 mm
below the bath bridge.

Optimum operation at 20
– 40 mm below
the bath bridge.

Operation is possible down to 70 mm
below the bath bridge.

Low-level cut at about 80 mm below the
bath bridge!
(Protection testing (

7.12.3))
Emptying

Switch off the thermostat, pull out the mains plug!

Drain the heat transfer liquid through the drain nozzle

using a flexible tube.
 
The units are designed for operation with non-flammable liquids to
DIN EN 61010-2-010

water or glycol/ water mixture.

When starting up the unit, the tubular heater has to be covered with liquid!

When connecting an external consumer take care of the heat transfer liquid level for
it must not decrease too much

fill in heat transfer liquid if necessary.

Do not drain the heat transfer liquid when it is hot or very cold (below 0 °C)!
Bath drain nozzle