Lauda Ecoline RE 204 Operating Instructions Manual page 20

Preparations
14
− The units are designed for operation with non-flammable and flammable liquids to
EN 61010-2-010! Flammable liquids can be operated up to no more than 25°C
below the firepoint (
− Observe the appropriate regulation when disposing of used thermostating liquid.
− When connecting an external consumer take care that the level of the bath liquid
does not decrease too much ! fill in bath liquid if necessary.
Do not drain the thermostating liquid when it is hot or very cold (below 0°C)!
Emptying
− Switch off the thermostat, pull out the mains plug!
b) Drain the bath liquid through the drain cock
! using tubing.
Section 5.3.).