FROST PROTECTION:
Selecting the Frost item in the menu allows you to turn
the frost protection mode of the ERT50 230v on or off (the
default setting is On).
The Frost Protection mode temperature is preset at 5 ºC;
this temperature is factory set and cannot be adjusted.
The Frost Protection mode indicator
will flash to
indicate Frost Protection mode is active.
ERT50 230v INSTRUCTION MANUAL
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