Romstal SM ECO 25, Инструкция по использованию, техническому обслуживанию и монтажу

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Switching the value with buttons changing the display mode. For example,
switching to a value of 1, on stand by the regime display randomly showing temperature
and time. When it switch to OFF, the display retains to the set menu, so for example
AUTO, temperature or time. Chosen values confirm with ENTER
.
Further pressing button we move to the next submenu C4 which serves to
adjust the strength of the sound signal of regulation. The value in the display C4 turnes
in to value of 5, which means that the sound is set to the maximum signal strength. By
pressing ENTER we open this menu by pressing buttons to adjusts
corresponding value. After completion confirm with ENTER . .
Sub menus C5 and C6 are programmed and their values DO NOT CHANGE
After turning off the boiler fan remains in operation a few more minutes in order
to extract the residual gases produced by burning (possible increase in temperature
after turning off). Fan operation is almost silent except for the sound of possible flow of
air through the chimney, no other sounds (pay attention to the insulation of the chimney
at the entrance to the chimney and pipes of the heating system at the entrance through
the wall where can occur vibrations transmitted as humming). It also humming may be
transmitted through the chimney in certain cases, particularly evident if it is not a well
done chimney, with a low height.