25.07.2014 ZUG ELEKTROMET
6. Anti-freeze protection
The temperature controller used in the heater is provided with the anti-freeze protection
feature to maintain the temperature of water in tank in the level of +5
0
C. This feature can be
turned on by turning the temperature controller knob all the way to the snowflake sy mbol. The
heater is not turned off in this position, it is anti-freeze protection only.
7. Operating instructions
A. Heaters type EJK mini do not need to be supervised during operation. However, if the
water is hard, heating elements should be periodically cleaned of boiler scale as it blocks the
heat flow and therefore increases the current consumption and may cause damages of
heating elements.
B. The temperature of water in tank is set by the temperature controller knob. Remember that
electric energy consumption and accumulation of boiler scale increase at higher
temperatures. Temperatures of water achieved for various settings during tests at the
manufacturer's are
The heater EJK mini is not intended to use in storage tanks made of stainless steel.
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