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Vaillant VRC 700/6 User Manual

Vaillant VRC 700/6
28 pages
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en Operating instructions
Weather-compensated system
control
VRC 700/6
0020262548_01 - 28.11.2022
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Vaillant VRC 700/6 Specifications

General IconGeneral
ConnectivityeBUS
CompatibilityVaillant heating systems
MountingWall-mounted
Protection ClassIP20
Programming7-day time programs
Operating Voltage24 V DC
Ambient Temperature0°C to 50°C
TypeWeather-compensated control
Temperature ControlWeather and room temperature

Summary

Safety

Action-related warnings

Classification of warnings by danger severity using symbols and signal words.

Intended use

Specifies the product's intended application and defines improper use.

General safety information

Provides crucial safety advice, including risks from frost and improper operation.

Notes on the documentation

Observing other applicable documents

Emphasizes the need to follow all enclosed operating instructions.

Storing documents

Advises users to keep instructions and other documents for future reference.

Validity of the instructions

Specifies the product article number and region to which the instructions apply.

Nomenclature

Defines key terms like "System control" and "Remote control" for clarity.

Function availability

Explains that functions depend on the installed system configuration.

Product description

Product design

Illustrates the physical components of the VRC 700 system control with numbered parts.

Main function

Outlines the system control's role as a weather-compensated controller, covering heating, cooling, ventilation, DHW, and circulation.

Zones

Explains how the building is divided into zones for different heat demands and how the system controls them.

Hybrid manager

Frost protection function

Preventing malfunctions

Product identification and details

Data plate, serial number, and CE marking

Covers the location of the data plate, how to find serial numbers, and the meaning of the CE marking.

Operation

Operating structure

Describes the two adjustment and display levels: end user and installer, and menu structure.

Basic display

Explains the basic display and its content for various operating modes.

Operating concept

Details how to operate the system using buttons and the rotary knob.

Desired temperature settings

Heating operating mode

Guides on how to change the desired day temperature for heating.

Cooling operating mode

Guides on how to change the desired day temperature for cooling.

Ventilation operating mode

Explains how to set ventilation levels for different operating modes.

Manual cooling advanced function

Details setting desired cooling temperatures for advanced functions.

Basic settings

Language

Explains how to change the display language.

Date/time

Guides on setting the current date and time for the system.

Display settings

Covers settings related to the display, including contrast and button lock.

Information

Reading the system status

Details how to access and understand system status information like fault status and operating mode.

System status details

Provides access to fault status, Green IQ, water pressure, system status, burner, and collector temperature.

Energy consumption and yield

Consumption data

How to read energy consumption for heating and hot water for current month, last month, and history.

Yield diagrams

How to view diagrams for solar, environmental, electrical, fuel, and heat recovery yields.

Zone specific settings

Day and set-back temperatures

How to set desired day and set-back temperatures for heating and cooling in a zone.

Room temperature monitoring

How to read the current room temperature.

Ventilation monitoring

How to read air quality sensor values and exhaust air humidity.

Consumption Data Details

Current month consumption

How to read energy consumption for heating and hot water for the current month.

Last month consumption

How to read energy consumption for heating and hot water for the last month.

History consumption

How to read energy consumption for heating and hot water since start-up.

Diagrams and Contact Information

Diagrams for yields and consumption

How to view diagrams for solar, environmental, electrical, fuel, and heat recovery yields.

Competent person contact details

How to find the installer's contact information.

Serial and article number

How to access the product's serial and article numbers.

Settings - Desired Temperatures

Zone temperatures

How to set desired day and set-back temperatures for heating and cooling in a zone.

Domestic hot water temperature

How to set the desired domestic hot water temperature.

Hot water generation safety

Setting ventilation levels

Time programme setup

Heating mode example

Illustrates a time period example for the heating operating mode.

Quick time programme setting

Tips for setting time programmes efficiently.

Displaying and changing time blocks

How to view and modify time periods within blocks.

Time programme configuration

Heating, Cooling, DHW, Circulation, Ventilation, High Tariff

How to set time programmes for heating, cooling, DHW, circulation, ventilation, and high tariffs.

Days away from home scheduling

How to set a period and temperature for when away from home.

Day at home scheduling

How to schedule a day at home, activating automatic mode with Sunday settings.

Basic Settings

Language selection

How to change the display language.

Language and Date/Time Settings

Setting your language

Step-by-step guide to selecting the desired display language.

Setting the date and time

Instructions for setting the current date and time.

Daylight saving time adjustment

How to configure automatic or manual daylight saving time adjustments.

Display and Button Lock Settings

Display contrast adjustment

How to adjust display contrast for optimal readability.

Button lock activation

How to activate and deactivate the button lock feature.

Preferred display selection

How to choose which data (heating, cooling, ventilation) appears in the basic display.

Cost Settings

Setting tariffs for cost calculation

Explains how to specify tariffs in currency per kWh for cost calculations.

Back-up boiler tariff

How to set the tariff for the auxiliary heater for cost calculation.

Electricity Tariff Settings

Low-tariff electricity rate

How to set the low tariff electricity rate for cost calculations.

High-tariff electricity rate

How to set the high tariff electricity rate for cost calculations.

Temperature and Zone Name Settings

Offset room temperature

How to offset the measured room temperature value.

Offset outdoor temperature

How to offset the measured outdoor temperature value.

Changing a zone name

How to modify factory-set zone names.

Ventilation and Default Settings

Activating Heat recovery

How to activate heat recovery or set it to auto.

Setting room air humidity

How to set the maximum room air humidity to activate a dehumidifier.

Resetting to default settings

How to reset time programmes or all settings to their default values.

Installer Level Access

Operating Modes

Setting the Heating operating mode

How to configure the heating installation's operation for heating.

Setting the Cooling operating mode

How to configure the heating installation's operation for cooling.

Setting the Ventilation operating mode

How to define the ventilation unit's operation.

Domestic hot water generation mode

How to configure operation for domestic hot water generation.

Circulation operating mode

Notes that circulation mode matches hot water mode.

Advanced Functions

Activating manual cooling

How to activate manual cooling for a specified number of days.

Activating 1 day at home

How to activate a function that uses Sunday settings for heating.

Advanced Functions - Continued

Activating 1 day away from home

How to activate a function for periods away from home, setting back temperature.

Activating Ventilation boost

How to activate ventilation boost for 30 minutes.

Activating Party function

How to activate a function for simultaneous heating, hot water, and ventilation settings.

Activating Cylinder boost

How to activate a function to heat the hot water cylinder for one hour.

Activating System OFF active

How to activate a function to switch off heating, hot water, circulation, and cooling.

Messages and Troubleshooting

Maintenance messages

How to interpret and act on maintenance messages.

Fault messages

How to interpret and clear fault messages and contact the competent person.

Heat Pump Failure Handling

Product Care and Decommissioning

Caring for the product

Instructions for cleaning the product casing.

Decommissioning the product

States that decommissioning should be done by a competent person.

Recycling and disposal

Advises to observe recycling and disposal information from installation instructions.

Guarantee and Customer Service

Warranty information

Conditions for Vaillant manufacturer's warranty.

Customer service contact

How to find contact details for customer service.

Technical Data

EU Ordinance Product Data

Provides product data related to EU regulations on energy efficiency.

Appendix: Operating and Display Functions

Overview of Operating Modes

Lists available operating modes and their settings.

End User Level Functions

Details of functions available to the end user, with values, units, and default settings.

Troubleshooting Guide

Symptom-Cause-Measure Mapping

Lists common symptoms, possible causes, and recommended measures for troubleshooting.

Maintenance Messages

Maintenance Message Details

Explains maintenance messages, their codes, descriptions, work required, and intervals.

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