Viessmann VITOCAL 300, Installation And Service Instructions Manual

Page: 5 / 160

Language ................................................................................................... 80
Average time; outside temperature.............................................................. 80
Heating limit < T room (heating limit temperature) ........................................ 80
Temperature limit for reduced temperature mode......................................... 81
Frost protection temperature ....................................................................... 82
Primary pump ON for natural cooling ........................................................... 82
Heat pump control settings
Maximum flow temperature ......................................................................... 84
Minimum return temperature ....................................................................... 84
min. T. primary in/Hysteresis T primary........................................................ 85
Minimum runtime ........................................................................................ 85
Min. compressor OFF ................................................................................. 86
Flow, primary/secondary pump ................................................................... 86
Optimum runtime ........................................................................................ 87
Electric heater control settings
Power-OFF................................................................................................. 89
Electric heating........................................................................................... 89
Electric DHW heating .................................................................................. 89
Maximum flow temperature ......................................................................... 90
Heater rod delay ......................................................................................... 90
Electric heater threshold ............................................................................. 90
Maximum stage; electric heater................................................................... 91
Power failure blocking time ......................................................................... 91
Failure OFF stage ....................................................................................... 91
Stage for power-OFF .................................................................................. 92
Internal hydraulics control settings
Heat pump for drying buildings .................................................................... 93
Time for drying buildings ............................................................................. 93
External heat source for drying buildings ..................................................... 94
Hysteresis, flow .......................................................................................... 94
Internal pump run-on................................................................................... 94
DHW control unit settings
DHW cylinder temperature .......................................................................... 95
DHW program temperature ......................................................................... 95
DHW circulation pump program................................................................... 95
Operating mode .......................................................................................... 95
DHW cylinder maximum .............................................................................. 96
Hysteresis DHW electric heater/hysteresis .................................................. 96
Start optimisation........................................................................................ 98
Index
(cont.)
5
Index
55
92
901
GB