Vaillant geoTHERM SERIES, Operating Instructions Manual

Page: 109 / 112

Index
53
Operating instructions geoTHERM 0020051578_03
GB
Index
A
Automatic pump spin................................................................... 9
B
Brine pressure ............................................................................. 25
C
Cooling function
automatic ................................................................................. 12
Control principle ..................................................................... 12
manual...................................................................................... 36
Cylinder charging ........................................................................ 36
D
Display
Symbols.................................................................................... 23
Domestic hot water cylinder
Charging .................................................................................. 36
Frost protection ....................................................................... 9
E
Emergency mode ......................................................................... 41
Energy balance control ............................................................... 11
Energy-saving function ............................................................. 35
Energy yield ................................................................................. 24
F
Factory setting
Reset ......................................................................................... 38
Fault displays ............................................................................... 40
Fault messages ............................................................................ 40
Fixed value controlling ................................................................ 11
Flow temperature
Heating ..................................................................................... 25
Flow temperature setpoint control .......................................... 11
Freeze protect temp. ................................................................... 10
Frost protection
Domestic hot water cylinder................................................. 9
Heating ....................................................................................... 9
H
Heating
Flow temperature .................................................................. 25
Frost protection ....................................................................... 9
Night set back temp. ............................................................. 27
System pressure .................................................................... 25
Heat source pressure ................................................................. 25
Hot water temperature
Maximum .................................................................................. 31
Minimum ................................................................................... 31
M
Menu levels.................................................................................... 19
Heating engineer level .......................................................... 37
Operator level ......................................................................... 20
Menu overview ............................................................................ 20
N
Night set back temp.
Heating ..................................................................................... 27
O
Operating condition ................................................................... 25
Outside temperature ................................................................... 51
Switch-off threshold ...................................................... 29, 30
Overheating protection .............................................................. 10
P
Parameters
Maximum hot water temperature ...................................... 31
Minimum hot water temperature ....................................... 31
Operation mode - Cooling ................................................... 29
Operation mode - Domestic hot water .............................. 31
Operation mode - Heating ................................................... 26
Switch-off threshold ...................................................... 29, 30
Party function .............................................................................. 35
Prerequisites for operation ...................................................... 44
Protection against loss of brine ............................................... 10
Protection against loss of heating water ................................ 9