Danfoss Heating
3
GB
Installation Instructions
FP975
7 Day Electronic Programmer
Index
1.0 Installation Guide .....................................................................................4
2.0 System Overview ....................................................................................... 4
3.0 Installation ...................................................................................................4
3.1 DIL Switch Settings ...........................................................................4
3.2 New Installations................................................................................5
3.3 Existing Installations .........................................................................8
3.4 Wiring .....................................................................................................9
3.5 230 Vac Fully Pumped System - Zone Valves ...........................9
3.6 230 Vac Controlled Gravity Hot Water ..................................... 10
3.7 230 Vac Fully Pumped System - Mid-Position Valves ......... 10
3.8 Wiring Conversions ........................................................................ 11
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