Vaillant UK aroTHERM plus Schematics And Installation Manual

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UK aroTHERM plus Schematics

and Installation Guide

Controls: sensoCOMFORT VRC 720, VR92, VR71

This guide booklet contains information to assist in the design, installation and commissioning of your heat

pump system. This booklet should be used alongside all the relevant manuals for the equipment supplied.

Please read the contents very carefully for a successful installation.

Table of Contents

Heat Pump Pre-Installation Checklist ............................................................................................................ 2

Terms and Conditions for Vaillant Schematic Diagrams ............................................................................ 3

Schematic Diagrams / System Configuration Relevant Settings.............................................................. 4

Commissioning technical guide - for use with sensoCOMFORT VRC720 controller......................... 102

Schematics Legend............................................................................................................................................ 118

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Summary of Contents for Vaillant UK aroTHERM plus

Page 1 Please read the contents very carefully for a successful installation. Table of Contents Heat Pump Pre-Installation Checklist ......................2 Terms and Conditions for Vaillant Schematic Diagrams ................3 Schematic Diagrams / System Configuration Relevant Settings.............. 4 Commissioning technical guide - for use with sensoCOMFORT VRC720 controller......102...
Page 2 Party Controls When utilising input from 3rd party controllers, Vaillant controls will require a ‘NC’ operation for the input terminals; the heat pump will start running when there is an open circuit across the terminal. Where it is not possible for a 3rd party controller to provide this, a relay can be used;...
Page 3 ⬤ In no circumstances shall Vaillant be liable to you or any other third parties for any loss or damage (including, without limitation, damage for loss of business or loss of profits) arising directly or indirectly from your use of or inability to use, this diagram.
Page 4: Table Of Contents
The below systems are the most popular system installations in the UK. For further assistance please call Vaillant Technical on: 0330 100 3540 For the relevant settings in the VRC720 controller, refer to page 20. Care must be taken going through each setting diligently and adjust as necessary in accordance to system configuration and property requirements.
Page 5 6. Hydraulic Station and HEX. aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, 1 Radiator Zone aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, 1 Underfloor Heating Zone (3rd Party) aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, 2 Radiator Zones aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX.
Page 6: Arotherm Plus With Dhw Cylinder, Decoupler, 1 Radiator Zone
aroTHERM plus with DHW Cylinder, Decoupler, 1 Radiator Zone SEC. CIRCULATION DCF/AF...
Page 7 DCF / AF DHW CYL 230 V~ DHW / HTG X200 SEC. CIRC. POST BFR 230 V~ X206 230 V~...
Page 8 aroTHERM plus with DHW Cylinder, Decoupler, 1 Radiator Zone Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt Heating bivalence point -20° DHW bivalence point: -20° Alternative point Off ESCO Heating off Back-up boiler Off Basic system diagram configuration Basic system diagram code 10 HP control module configuration MO 2 Circulation...
Page 9: Arotherm Plus With Dhw Cylinder, Decoupler, 1 Underfloor Heating Zone (3Rd Party)
aroTHERM plus with DHW Cylinder, Decoupler, 1 Underfloor Heating Zone (3rd Party) SEC. CIRCULATION DCF/AF...
Page 10 DCF / AF DHW CYL 230 V~ DHW / HTG SEC. CIRC. X200 POST BFR 230 V~ X206 230 V~...
Page 11 aroTHERM plus with DHW Cylinder, Decoupler, 1 Underfloor Heating Zone (3rd Party) Setting Value Installation Adapt. heat curve: Deactivated Hybrid manager Bivalence pt Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO HP off, Heating off Back-up boiler Off Basic system diagram configuration Basic system diagram code 10 HP control module configuration...
Page 12: Arotherm Plus With Dhw Cylinder, Decoupler, 2 Radiator Zones
aroTHERM plus with DHW Cylinder, Decoupler, 2 Radiator Zones SEC. CIRCULATION 230 V~ DCF/AF...
Page 13 ZN2 - RAD ZN1 - RAD DCF / AF DHW CYL 230 V~ DHW / HTG SEC. CIRC. X200 230 V~ X206 230 V~...
Page 14 aroTHERM plus with DHW Cylinder, Decoupler, 2 Radiator Zones Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf. ext. input Bridge, deactivate Basic system diagram configuration Basic system diagram code 10...
Page 15: Arotherm Plus With Dhw Cylinder, Decoupler, 1 Radiator Zone, 1 Underfloor Heating
aroTHERM plus with DHW Cylinder, Decoupler, 1 Radiator Zone, 1 Underfloor Heating Zone (3rd Party) SEC. CIRCULATION 230 V~ DCF/AF...
Page 16 ZN2 - UFH ZN1 - RAD DCF / AF DHW CYL 230 V~ DHW / HTG SEC. CIRC. X200 230 V~ X206 230 V~...
Page 17: Zone (3Rd Party)
aroTHERM plus with DHW Cylinder, Decoupler, 1 Radiator Zone, 1 Underfloor Heating Zone (3rd Party) Setting Value Installation Adaptive heat. curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point: -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf.
Page 18: Arotherm Plus With Dhw Cylinder, Hex. Module, Decoupler, 1 Radiator Zone
aroTHERM plus with DHW Cylinder, HEX. Module, Decoupler, 1 Radiator Zone SEC. CIRCULATION DCF/AF...
Page 19 DCF / AF DHW CYL 230 V~ DHW / HTG X200 SEC. CIRC. HEX. MODULE POST BFR 230 V~ X206 230 V~...
Page 20 aroTHERM plus with DHW Cylinder, HEX. Module, Decoupler, 1 Radiator Zone Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Basic system diagram configuration Basic system diagram code 10 HP control module configuration MO 2 Circ.
Page 21: Arotherm Plus With Dhw Cylinder, Hex. Module, Decoupler, 1 Underfloor Heating
aroTHERM plus with DHW Cylinder, HEX. Module, Decoupler, 1 Underfloor Heating Zone (3rd Party) SEC. CIRCULATION DCF/AF...
Page 22 DCF / AF DHW CYL 230 V~ DHW / HTG X200 SEC. CIRC. HEX. MODULE POST BFR 230 V~ X206 230 V~...
Page 23 aroTHERM plus with DHW Cylinder, HEX. Module, Decoupler, 1 Underfloor Heating Zone (3rd Party) Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point: -20 Alternative point Off ESCO HP off, Heating off Back-up boiler Off Basic system diagram configuration Basic system diagram code 10...
Page 24: Arotherm Plus With Dhw Cylinder, Hex. Module, Decoupler, 2 Radiator Zones
aroTHERM plus with DHW Cylinder, HEX. Module, Decoupler, 2 Radiator Zones SEC. CIRCULATION 230 V~ DCF/AF...
Page 25 ZN2 - RAD ZN1 - RAD DCF / AF DHW CYL 230 V~ DHW / HTG SEC. CIRC. X200 HEX. MODULE 230 V~ X206 230 V~...
Page 26 aroTHERM plus with DHW Cylinder, HEX. Module, Decoupler, 2 Radiator Zones Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf. ext. input Bridge, deactiv.
Page 27 aroTHERM plus with DHW Cylinder, HEX. Module, Decoupler, 1 Radiator Zone, 1 Underfloor Heating Zone (3rd Party) SEC. CIRCULATION 230 V~ DCF/AF...
Page 28 SYS. FLOW ZN2 - UFH ZN1 - RAD DCF / AF DHW CYL 230 V~ DHW / HTG SEC. CIRC. X200 HEX. MODULE 230 V~ X206 230 V~...
Page 29 aroTHERM plus with DHW Cylinder, HEX. Module, Decoupler, 1 Radiator Zone, 1 Underfloor Heating Zone (3rd Party) Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf.
Page 30 aroTHERM plus with DHW Cylinder, HEX. Module, 1 Radiator Zone SEC. CIRCULATION DCF/AF...
Page 31 DCF / AF DHW CYL 230 V~ DHW / HTG X200 SEC. CIRC. HEX. MODULE 230 V~ X206 230 V~...
Page 32 aroTHERM plus with DHW Cylinder, HEX. Module, 1 Radiator Zone Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Basic system diagram configuration Basic system diagram code 10 HP control module configuration MO 2 Circ.
Page 33 aroTHERM plus with DHW Cylinder, HEX. Module, 1 Underfloor Heating Zone (3rd Party) SEC. CIRCULATION DCF/AF...
Page 34 DCF / AF DHW CYL 230 V~ DHW / HTG SEC. CIRC. X200 HEX. MODULE 230 V~ X206 230 V~...
Page 35 aroTHERM plus with DHW Cylinder, HEX. Module, 1 Underfloor Heating Zone (3rd Party) Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Basic system diagram configuration Basic system diagram code 10 HP control module configuration...
Page 36 aroTHERM plus with DHW Cylinder, HEX. Module, 2 Radiator Zones SEC. CIRCULATION 230 V~ DCF/AF...
Page 37 ZN2 - RAD ZN1 - RAD DCF / AF DHW CYL 230 V~ DHW / HTG SEC. CIRC. X200 HEX. MODULE 230 V~ X206 230 V~...
Page 38 aroTHERM plus with DHW Cylinder, HEX. Module, 2 Radiator Zones Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf. ext. input Bridge, deactiv.
Page 39 aroTHERM plus with DHW Cylinder, HEX. Module, 1 Radiator Zone, 1 Underfloor Heating Zone (3rd Party) SEC. CIRCULATION 230 V~ DCF/AF...
Page 40 ZN2 - UFH ZN1 - RAD DCF / AF DHW CYL HEX. MODULE 230 V~ DHW / HTG SEC. CIRC. X200 HEX. MODULE 230 V~ X206 230 V~...
Page 41 aroTHERM plus with DHW Cylinder, HEX. Module, 1 Radiator Zone, 1 Underfloor Heating Zone (3rd Party) Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf.
Page 42 aroTHERM plus with DHW Cylinder, Hydraulic Station, Decoupler, 1 Radiator Zone SEC. CIRCULATION 230 V~...
Page 43 230 V~ X200 230 V~ X206...
Page 44 aroTHERM plus with DHW Cylinder, Hydraulic Station, Decoupler, 1 Radiator Zone Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf. ext. input Bridge, deactiv.
Page 45 aroTHERM plus with DHW Cylinder, Hydraulic Station, Decoupler, 1 Underfloor Heating Zone (3rd Party) SEC. CIRCULATION 230 V~...
Page 46 230 V~ X200 230 V~ X206...
Page 47 aroTHERM plus with DHW Cylinder, Hydraulic Station, Decoupler, 1 Underfloor Heating Zone (3rd Party) Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO HP off, Heating off Back-up boiler Off Basic system diagram configuration Basic system diagram code 10...
Page 48 aroTHERM plus with DHW Cylinder, Hydraulic Station, Decoupler, 2 Radiator Zones SEC. CIRCULATION 230 V~ 230 V~...
Page 49 ZN2 - RAD ZN1 - RAD 230 V~ X200 230 V~ X206...
Page 50 aroTHERM plus with DHW Cylinder, Hydraulic Station, Decoupler, 2 Radiator Zones Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf. ext. input Bridge, deactiv.
Page 51 aroTHERM plus with DHW Cylinder, Hydraulic Station, Decoupler, 1 Radiator Zone, 1 Underfloor Heating Zone (3rd Party) SEC. CIRCULATION 230 V~ 230 V~...
Page 52 ZN2 - UFH ZN1 - RAD 230 V~ X200 230 V~ X206...
Page 53 aroTHERM plus with DHW Cylinder, Hydraulic Station, Decoupler, 1 Radiator Zone, 1 Underfloor Heating Zone (3rd Party) Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf.
Page 54 aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, Decoupler, 1 Radiator Zone SEC. CIRCULATION 230 V~...
Page 55 230 V~ X200 230 V~ X206...
Page 56 aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, Decoupler, 1 Radiator Zone Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf.
Page 57 aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, Decoupler, 1 Underfloor Heating Zone (3rd Party) SEC. CIRCULATION 230 V~...
Page 58 230 V~ X200 230 V~ X206...
Page 59 aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, Decoupler, 1 Underfloor Heating Zone (3rd Party) Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO HP off, Heating off Back-up boiler Off Basic system diagram configuration...
Page 60 aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, Decoupler, 2 Radiator Zones SEC. CIRCULATION 230 V~ 230 V~...
Page 61 ZN2 - RAD ZN1 - RAD 230 V~ X200 230 V~ X206...
Page 62 aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, Decoupler, 2 Radiator Zones Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf.
Page 63 aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, Decoupler, 1 Radiator Zone, 1 Underfloor Heating Zone (3rd Party) SEC. CIRCULATION 230 V~ 230 V~...
Page 64 ZN2 - UFH ZN1 - RAD 230 V~ X200 230 V~ X206...
Page 65 aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, Decoupler, 1 Radiator Zone, 1 Underfloor Heating Zone (3rd Party) Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf.
Page 66 aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, 1 Radiator Zone SEC. CIRCULATION 230 V~...
Page 67 230 V~ X200 230 V~ X206...
Page 68 aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, 1 Radiator Zone Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf.
Page 69 aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, 1 Underfloor Heating Zone (3rd Party) SEC. CIRCULATION 230 V~...
Page 70 230 V~ X200 230 V~ X206...
Page 71 aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, 1 Underfloor Heating Zone (3rd Party) Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO HP off, Heating off Back-up boiler Off Basic system diagram configuration...
Page 72 aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, 2 Radiator Zones SEC. CIRCULATION 230 V~ 230 V~...
Page 73 ZN2 - RAD ZN1 - RAD 230 V~ X200 230 V~ X206...
Page 74 aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, 2 Radiator Zones Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf.
Page 75 aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, 1 Radiator Zone, 1 Underfloor Heating Zone (3rd Party) SEC. CIRCULATION 230 V~ 230 V~...
Page 76 ZN2 - UFH ZN1 - RAD 230 V~ X200 230 V~ X206...
Page 77 aroTHERM plus with DHW Cylinder, Hydraulic Station, HEX. Module, 1 Radiator Zone, 1 Underfloor Heating Zone (3rd Party) Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf.
Page 78 aroTHERM plus with DHW Cylinder, 1 Radiator Zone SEC. CIRCULATION DCF/AF...
Page 79 DCF / AF DHW CYL 230 V~ DHW / HTG X200 SEC. CIRC. 230 V~ X206 230 V~...
Page 80 aroTHERM plus with DHW Cylinder, 1 Radiator Zone Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Basic system diagram configuration Basic system diagram code 8 HP control module configuration MO 2 Circ.
Page 81 aroTHERM plus with DHW Cylinder, 1 Underfloor Heating Zone (3rd Party) SEC. CIRCULATION DCF/AF...
Page 82 DCF / AF DHW CYL 230 V~ DHW / HTG SEC. CIRC. X200 230 V~ X206 230 V~...
Page 83 aroTHERM plus with DHW Cylinder, 1 Underfloor Heating Zone (3rd Party) Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Actuation reversal On Basic system diagram configuration Basic system diagram code 10 HP control module configuration...
Page 84 aroTHERM plus with DHW Cylinder, 2 Radiator Zones SEC. CIRCULATION 230 V~ DCF/AF...
Page 85 ZN2 - RAD ZN1 - RAD DCF / AF DHW CYL 230 V~ DHW / HTG SEC. CIRC. X200 230 V~ X206 230 V~...
Page 86 aroTHERM plus with DHW Cylinder, 2 Radiator Zones Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf. ext. input Bridge, deactiv.
Page 87 aroTHERM plus with DHW Cylinder, 1 Radiator Zone, 1 Underfloor Heating Zone (3rd Party) SEC. CIRCULATION 230 V~ DCF/AF...
Page 88 ZN2 - UFH ZN1 - RAD DCF / AF DHW CYL 230 V~ DHW / HTG X200 SEC. CIRC. 230 V~ X206 230 V~...
Page 89 aroTHERM plus with DHW Cylinder, 1 Underfloor Heating Zone (3rd Party) Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf. ext. input Open, deactiv. Basic system diagram configuration Basic system diagram code 8 FM5 configuration 3...
Page 90 aroTHERM plus with uniTOWER, Decoupler, 1 Radiator Zone 230 V~...
Page 91 230 V~ X200 230 V~ X206...
Page 92 aroTHERM plus with uniTOWER, Decoupler, 1 Radiator Zone Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Basic system diagram configuration Basic system diagram code 10 HP control module configuration MO 2 Not connected...
Page 93 aroTHERM plus with uniTOWER, Decoupler, 1 Underfloor Heating Zone (3rd Party) 230 V~...
Page 94 230 V~ X200 230 V~ X206...
Page 95 aroTHERM plus with DHW Cylinder, 1 Underfloor Heating Zone (3rd Party) Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO HP off, Heating off Back-up boiler Off Basic system diagram configuration Basic system diagram code 10 HP control module configuration...
Page 96 aroTHERM plus with uniTOWER, Decoupler, 2 Radiator Zones 230 V~ 230 V~...
Page 97 ZN2 - RAD ZN1 - RAD 230 V~ X200 230 V~ X206...
Page 98 aroTHERM plus with uniTOWER, Decoupler, 2 Radiator Zones Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf. ext. input Bridge, deactiv.
Page 99 aroTHERM plus with uniTOWER, Decoupler, 1 Radiator Zone, 1 Underfloor Heating Zone (3rd Party) 230 V~ 230 V~...
Page 100 ZN2 - UFH ZN1 - RAD 230 V~ X200 230 V~ X206...
Page 101 aroTHERM plus with uniTOWER, Decoupler, 1 Radiator Zone, 1 Underfloor Heating Zone (3rd Party) Setting Value Installation Adapt. heat curve Deactivated Hybrid manager Bivalence pt. Heating bivalence point -20 DHW bivalence point -20 Alternative point Off ESCO Heating off Back-up boiler Off Conf.
Page 102 VRC 700 Commissioning / Configuration When the VRC 700 is powered up for the first time, the start up assistance will guide you through several basic settings. VRC 700/5 & VRC 700f Use the rotary knob to scroll through the different language options and then press ‘OK’...
Page 103 Select the system diagram number applicable to the system installed. Refer to page 20 for relevant system configuration settings in accordance to the schematic drawing of the system installed. Depending on your system, scroll through and select the solar setting applicable. Depending on your system, scroll through and select the heating zone configuration that is installed.
Page 104 VRC 700/ 4 & Earlier Models Use the rotary knob to scroll through the different language options and then press ‘OK’ (the selection button below the display, on the right) to select your language of choice. Scroll through and select the system diagram number applicable to the system installed.
Page 105 Navigating To the System Configuration Menu Use the selection buttons (found just below the screen) for going backwards, forwards and confirming selections. Use the rotary knob for scrolling through menus and for making adjustments within selected settings. Press the menu button Scroll down and select ‘Installer level’...
Page 106 Where a Vaillant controller is used to control each zone, it is recommended to have the ‘Adaptive heat. curve’ setting set to Yes under the system configuration menu. This will allow for the controller to automatically adjust the heat curve for each zone appropriately.
Page 107 Commissioning technical guide - for use with sensoCOMFORT VRC720 controller Step 1 – completing the start-up assistants – below appliance(s) first VWZ AI /6 MB2 – Heat pump interface MEH 97 – Hydraulic sta�on uniTOWER – Hydraulic sta�on Always complete the start-up assistants on the appliance(s) first. The start-up assistants differ slightly, however the MEH 97 and uniTOWER are the same electronics.
Page 108 Step 2 start-up assistant on sensoCOMFORT controller Please note, not every screen will appear during the start up assistant as it is dependant on whether a VR70 or VR71 has been connected to the system. Screen shot Setting Description Language selection Set the current date Set the current time Value will be from 0 to 10.
Page 109 Screen shot Setting Description Connected This question is whether the sen- soCOMFORT is to be connected to the heat pump system. Which would always be the case so select ‘Connected’ To confirm the installation as- sistant for the sensoCOMFORT is complete, which it is at this point in the start-up assistant To confirm the installation assis-...
Page 110 No Solar system or Only applicable if the solar sys- solar system DHW support tem is Vaillant and has been wired into the VR70/71, not applicable if a VRS 570 has been used or none Vaillant solar system...
Page 111 No Solar system or Only applicable if the solar sys- solar system DHW support tem is Vaillant and has been wired into the VR70/71, not applicable if a VRS 570 has been used or none Vaillant solar system...
Page 112 The following tables are the individual sections of the Installation configuration menu in the sensoCOMFORT controller. Only the modifiable parameters are listed as some items displayed are read only, please consult sensoCOMFORT installation and servicing manual for further descriptions of read only items if required. If a specific diagram has been produced for the installation then any settings relevant for that particular installation should be used in replacement of the below suggested settings.
Page 113 Parameter Select/Display Factory setting Suggested Setting Remark LHM temperature 20 – 80 °C 25 °C 25 °C If control siganl is lost then heating will operate at this flow temperature. Back-up boiler type - Condensing Condensing Select what back up Definition of the back-up boiler - Non-condens.
Page 114 Parameter Select/Display Factory setting Suggested Setting Remark FM5 configuration 1 – 11 Means VR71. Usually autopopulaed from start up assistant questions. See vrc700 manual if not. VR 71 MO - Not working Not working Select appropriate for Relates to R4 on VR71 - Cyl.
Page 115 Rem. Control is a VR92 are addressed in their own - Rem. contr. 2 VR92 installer menu. - Rem. contr. 3 If there is no Vaillant - Rem. contr. 4 controller used for the zone then select no assignment. Domestic Hot Water...
Page 116 Parameter Select/Display Factory setting Suggested Setting Remark Anti-legio. time 00:00 – 23:59 04:00 Select a relevant time We would normally suggest selecting a time at the end of a DHW time block so the DHW can be utillised for the next DHW time frame. Usually better timing during the day so there are higher ambient temperature so the heat pump can raise cylinder...
Page 117 Max remaining feed head parameter adjusts the pump in both heating and domestic hot water modes. 3rd party controls connections explanation This is a short summary of the options to connect 3rd party controls with the Vaillant controls and an explanation of switching method and relevant parameters to check Primary system...
Page 118 Schematics Legend 02 aroTHERM Monoblock 10c Non-return Valve 03e Secondary Circulation Pump 10e Y Strainer 03f General Pump 10i Flexible Connection 05 uniSTOR DHW Cylinder 10j Magnetic Filter 07f 45/100L Buffer 11 Immersion Heater 08a Pressure Relief Valve 12 sensoCOMFORT 08c DHW Inlet Safety Group 12a VR92 08e Heating / DHW Expansion Vessel...
Page 120 Contacts Sales enquires Vaillant sells its products through plumbing and heating merchants in the UK. For further information, contact your local Vaillant sales representative. Phone: 0345 602 0262 Training For information on training centres and courses in your area. Phone:...

This manual is also suitable for:

Sensocomfort vrc 720 Sensocomfort vr 92 Sensocomfort vr71