Selecting Operating Mode; Switch Positions - Danfoss 102 Installation & User's Instructions

Selecting operating mode

The Rocker Switch on the side of the unit is used to select
how your 102 controls your hot water & heating system.
You can manually select either:

Switch positions

Hot water only
The 102 unit is now set,
and the current status of
the mini-programmer can
be seen on the wheel at the
top righthand corner of the
unit, (e.g. "OFF UNTIL C").
10
hot water only
hot water & heating together
neither (system OFF)
System OFF
Heating & Hot Water together