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7. DISPLAY FUNCTIONS - NORMAL OPERATION MODE
Note. The temperatures shown below are for illustration purposes only. The measured temperatures will be shown on the boiler.
The display scrolls through a maximum of 3 messages under any operational condition, as shown below.
Mode Knob in “BOILER OFF”
position:
Domestic hot water operation
with call for CH:
Mode knob in “ ” position and
no heat demand:
Central Heating Operaton:
Mode knob in “
” and no
heat demand:
Preheat operation:
Domestic hot water operation
without call for CH:
Boiler frost protection:
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