Danfoss Heating
3
GB
Installation Instructions
SET3E
Electronic 24-Hour Programmer
for Heating and Hot Water
Index
1.0 Installation Guide .....................................................................................4
2.0 System Overview ....................................................................................... 4
3.0 Installation ...................................................................................................4
3.1 Wiring .....................................................................................................6
3.2 Typical Gravity DHW Pumped HTG .............................................7
3.3 Typical Fully Pumped System with Spring Return Zone
Valve in Heating .................................................................................8
3.4 Typical Gravity DHW Pumped HTG with Spring Return
Zone Valve in DHW ............................................................................9
3.5 Typical Fully Pumped System with 3-Port Mid-Position
Valve .................................................................................................... 10
3.6 Typical Fully Pumped System with Spring Return Zone
Valve in each Service ..................................................................... 11
3.7 Typical Fully Pumped System with Fully Motorised
Zone Valve in each Service .......................................................... 12
4.0 Replacement ............................................................................................. 13