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operating mode. Keeping the knob “D”
at the “0” position selects the summer
operating mode. Winter operating
mode may be selected by positioning
the knob “D” between the min. and
max. settings.
ADJUSTING THE HEATING
It is possible to set the temperature of
the heating system by adjusting the
knob “D”. By positioning the indicator
somewhere between min. and max., a
temperature may be obtained which
varies from approximately 45˚C to
about 80˚C.
The water temperature in the primary
circuit may be checked by means of
the yellow L.E.D.s “L”.
EXTERNAL (ROOM
) THERMOSTAT
CONTROL
If an external (room) thermostat is
installed, it is recommended that the
temperature of the heating system be
set by means of the “D” knob, leaving
it at MAX in order to obtain the best
performance from the boiler and to
allow the regulation of the external
temperature to function efficiently.
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