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Summer Winter Mode – All Models
Summer / Winter Switch over
NOTICE
Activating this button will keep your boiler
from operating. Verify that boiler is not
required to run Domestic Hot Water
(DHW) needs.
Press the button for 2 seconds.
Display will activate Summer symbol (see item 10 on
the control panel display). If optional tank sensor is
installed boiler will activate DHW circuit only.
Antifreeze system stays on.
To turn off Summer mode, press button again for 2
seconds.
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