Vaillant geoTHERM VWS 220/2 Instrucciones De Operación página 58

Table of contents
Table of contents
1 Notes on the documentation .....................................4
1.1 Observing other applicable documents .....................4
1.2 Document storage ...........................................................4
1.3 Symbols used ....................................................................4
1.4 Applicability of the manual............................................4
1.5 CE label ...............................................................................4
2 Safety information .........................................................5
2.1 Safety and warning information ..................................5
2.1.1 Classification of warnings ..............................................5
2.1.2 Structure of warnings .....................................................5
2.2 Intended use ......................................................................5
2.3 Basic safety instructions ................................................5
3 Unit function and design ............................................. 7
3.1 Design of the heat pump................................................ 7
3.2 Unit functions ...................................................................8
3.2.1 Principle of operation .....................................................8
3.2.2 Automatic protection functions ...................................9
3.2.3 Manually adjustable functions .................................... 10
3.3 Weather-controlled energy balance controller ....... 10
3.3.1 Energy balance control ...................................................11
3.3.2 Flow temperature setpoint control ..............................11
3.3.3 Fixed value controlling....................................................11
3.3.4 Automatic control of heating and cooling (when
external passive cooling is installed) .........................12
3.4 Operation modes of heating mode and hot water
handling .............................................................................15
3.4.1 Heating mode...................................................................15
3.4.2 Cooling (if external passive cooling
is installed) .......................................................................15
3.4.3 Hot water handling .........................................................15
3.5 Energy-saving tips ..........................................................16
3.5.1 Saving energy ..................................................................16
3.5.2 Saving energy by using the control system
correctly ............................................................................16
4 Operation .........................................................................17
4.1 Understanding and operating the controller ...........17
4.2 Operating example „Set day of the week" .............. 18
4.3 Structure of the controller menu................................19
4.4 Brief overview of the menu sequence ..................... 20
4.5 Overview of setting and read-out options ................21
4.6 Function displays ............................................................23
4.7 Setting the basic data manually ................................24
4.8 Reading out the operating condition and
warnings ...........................................................................25
4.9 Setting the heating mode ............................................26
4.9.1 Setting the operation mode for heating mode.......26
4.9.2 Setting the target room temperature .......................27
4.9.3 Setting the night set back temp. ................................27
4.9.4 Setting the time programme for heating mode .....28
2
4.10 Setting cooling mode
(if external passive cooling is installed) ...................29
4.10.1 Setting the operation mode for cooling mode .......29
4.10.2 Setting the temperature threshold for locking
out heating mode. ..........................................................29
4.10.3 Setting the temperature threshold
for the start of cooling ................................................ 30
4.10.4 Reading the average outside temperature
for the start of cooling ................................................ 30
4.10.5 Reading the cooling status ......................................... 30
4.11 Setting up hot water handling .....................................31
4.11.1 Setting the operation mode
for hot water handling ...................................................31
4.11.2 Setting the maximum and
minimum hot water temperature ................................31
4.11.3 Reading the current hot water
cylinder temperature ....................................................32
4.11.4 Setting the time programme
for hot water handling ..................................................32
4.11.5 Setting the time programme
for the hot water circulation function ......................33
4.12 Programming the holiday function
for the complete system ............................................. 34
4.13 Activating manually adjustable functions ...............35
4.13.1 Activating the energy-saving function .....................35
4.13.2 Activating the party function......................................35
4.13.3 Activating one-time cylinder charging .....................36
4.13.4 Activating the manual cooling function
(when external passive cooling is installed) ............36
4.14 Reading the set values of the code layer ................37
4.15 Restoring the factory settings ................................... 38
4.16 Temporarily shutting down the heat pump .............39
4.17 Switching off the heat pump .......................................39
5 Troubleshooting ........................................................... 40
5.1 Fault types ...................................................................... 40
5.2 Viewing the error history ............................................ 40
5.3 Fault with temporary warning.................................... 40
5.4 Fault with temporary lock-out .....................................41
5.5 Fault with permanent lock-out.....................................41
5.6 Eliminating malfunctions yourself ............................ 43
6 Care and maintenance ............................................... 44
6.1 Observing requirements for the installation site .. 44
6.2 Cleaning and caring for the heat pump .................. 44
6.3 Heat pump maintenance ............................................. 44
6.3.1 Checking the filling pressure of the heating
installation ...................................................................... 44
6.3.2 Checking the filling level and filling pressure
of the brine circuit (VWS only) .................................. 45
Operating instructions geoTHERM 0020051578_03