hajdu IDE75F ErP Sztea Instructions For Installation And Use Manual page 20

IDE...F ErP • IND...F ErP
ated in a frost free environment.
• It is forbidden to operate the hot water container without
any protective earthing.
• The connection of the container to the electrical system must
be of a permanent design. It is forbidden to use of a mains
socket!
• Mains supply must be ensured for the tank via a two-pole
switch of overvoltage category III (with 3mm gap between
open contacts).
• If the mains cable is damaged, it must be replaced in order to
avoid any danger. Such replacement must be performed by
the manufacturer, its service support or a similarly qualified
professional.
• The first heating cycle must be supervised by a professional.
• The electrical safety cover may not be removed, but by a pro-
fessional; failure to observe this may lead to electrical shock
or other dangers.
• To ensure safe operation it is recommended to regular-
ly (every year) have the appliance and the combined safe-
ty valve checked by a qualified professional for proper op-
eration. Additionally, it is also recommended to blow off the
valve every two months by turning the blow off button of the
safety valve in the direction indicated by the arrow. This way,
the valve seat will be cleaned of any possible deposit (scale,
sand grains etc.).
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