1
Index
Pre-Installation
............................................................................................................. 2
Installation Location and Positioning
........................................................................ 4
Buffer Tank
................................................................................................................... 5
System Overview Vertical Ground Loop System
...................................................... 6
System Overview Horizontal Ground Loop System
................................................. 7
System Overview Ground Water with Intermediate Heat Exchanger System
...... 8
System Overview Floor Heating Only
........................................................................ 9
System Overview Heating ,Cooling & Hot Water
................................................... 11
System Overview Multiple Units in Series Cascade Connection
........................... 15
Installation
.................................................................................................................. 17
Electrical Connection
................................................................................................. 19
Controller
.................................................................................................................... 31
Commissioning and Adjusting
.................................................................................. 39
Warning and alarm
.................................................................................................... 42
Trouble shooting
......................................................................................................... 46
Maintenance
............................................................................................................... 47
Dimension
................................................................................................................... 48
Components
................................................................................................................ 50
Pressure drop curve
................................................................................................... 56
Temperature and sensor resistance table
................................................................. 60
Technical specifications
............................................................................................. 63