Table of Contents
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ERGA04EAV3
ERGA06EAV3H
ERGA08EAV3H
ERGA04EAV3A
ERGA06EAV3A
ERGA08EAV3A
ERGA04EAV37
Installer reference guide
Daikin Altherma 3 R ECH₂O
https://daikintechnicaldatahub.eu
EHSH04P30EF
EHSHB04P30EF
EHSH08P30EF
EHSHB08P30EF
EHSH08P50EF
EHSHB08P50EF
EHSX04P30EF
EHSXB04P30EF
EHSX04P50EF
EHSXB04P50EF
EHSX08P30EF
EHSXB08P30EF
EHSX08P50EF
EHSXB08P50EF
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Table of Contents
Related Manuals for Daikin EHSX-E
Summarization of Contents
About this document
Meaning of warnings and symbols
Explains hazard symbols, warnings, and notices used throughout the manual for safety.
Installer reference guide at a glance
Provides an overview of the manual's structure and content for installers.
General safety precautions
For the installer
Outlines general safety instructions specifically for authorized installers.
Installation site
Details requirements and restrictions for selecting an appropriate installation location for the unit.
Refrigerant — in case of R410A or R32
Provides safety instructions related to handling refrigerants like R410A or R32.
Water
Covers safety precautions related to water usage and system connections.
Electrical
Details critical safety instructions for electrical wiring and connections.
Specific installer safety instructions
Handling the unit
Safety precautions to follow when handling the indoor and outdoor units to prevent injury.
Application guidelines
Safety considerations when applying the system based on various installation scenarios.
Installation site
Specific safety requirements for choosing the installation location.
Special requirements for R32 units
Safety and installation requirements specific to units using R32 refrigerant.
Opening and closing the units
Procedures for safely opening and closing the unit covers.
Mounting the outdoor unit
Guides on the process of mounting the outdoor unit.
Mounting the indoor unit
Guides on the process of mounting the indoor unit.
Piping installation
Safety precautions and guidelines for installing refrigerant and water piping.
Electrical installation
Detailed safety instructions for all electrical wiring and connections.
About the box
Overview: About the box
Introduces the content related to unpacking and handling delivered units.
Outdoor unit
Details procedures for unpacking and handling the outdoor unit.
Indoor unit
Details procedures for unpacking and handling the indoor unit.
About the units and options
Overview: About the units and options
Provides an overview of the information presented in this chapter.
Identification
Explains how to identify the outdoor and indoor units using their labels.
Combining units and options
Discusses compatible combinations of indoor and outdoor units and available options.
Application guidelines
Overview: Application guidelines
Introduces the chapter on system application possibilities.
Setting up the space heating/cooling system
Guides on configuring the system for space heating and cooling.
Setting up bivalent heat sources
Explains how to integrate auxiliary heat sources for hot water and space heating.
Setting up the storage tank
Guides on configuring the storage tank for the system.
DHW pump for instant hot water
Instructions for setting up a DHW pump for instant hot water delivery.
DHW pump for disinfection
Guides on setting up the DHW pump for the disinfection function.
Setting up the energy metering
Explains how to configure and use the system's energy metering features.
Normal kWh rate power supply
Configuration for a single power meter covering the entire system.
Preferential kWh rate power supply
Setup for using preferential kWh rates with one or two power meters.
Setting up the power consumption control
Guides on configuring power consumption limits for the system.
Setting up an external temperature sensor
Instructions for connecting and configuring an external temperature sensor.
Unit installation
Preparing the installation site
Guidance on selecting and preparing the installation location for the unit.
Installation site requirements of the outdoor unit
Specific requirements for the outdoor unit's installation site.
Installation site requirements of the indoor unit
Specific requirements for the indoor unit's installation site.
Special requirements for R32 units
Safety and installation requirements specific to units using R32 refrigerant.
Installation patterns
Details allowed installation patterns based on refrigerant charge and room type.
Opening and closing the units
Procedures for safely opening and closing the unit covers.
Mounting the outdoor unit
Guides on the process of mounting the outdoor unit.
To provide the installation structure
Instructions for preparing the mounting structure and ensuring stability.
To install the outdoor unit
Step-by-step instructions for installing the outdoor unit onto the structure.
To provide drainage
Guidance on ensuring proper drainage for the outdoor unit.
Mounting the indoor unit
Guides on the process of mounting the indoor unit.
To install the indoor unit
Step-by-step instructions for installing the indoor unit.
To connect the drain hose to the drain
Instructions for connecting the drain hose for proper water drainage.
Piping installation
Preparing refrigerant piping
Requirements and preparation steps for refrigerant piping.
Connecting the refrigerant piping
Step-by-step guide for connecting refrigerant piping.
Checking the refrigerant piping
Procedures for checking refrigerant piping integrity.
Charging refrigerant
Instructions and precautions for charging refrigerant into the system.
Preparing water piping
Requirements and preparation for water piping.
Connecting water piping
Step-by-step guide for connecting water piping.
To connect a pressure vessel
Instructions for connecting a pressure vessel to the heating system.
To fill the heating system
Steps for filling the heating system with water.
To insulate the water piping
Guidance on insulating water piping for efficiency and condensation prevention.
Electrical installation
About connecting the electrical wiring
General information and workflow for electrical wiring connections.
Connections to the outdoor unit
Details on connecting electrical wiring to the outdoor unit.
Connections to the indoor unit
Details on connecting electrical wiring to the indoor unit.
To connect the main power supply
Steps for connecting the main power supply to the indoor unit.
To connect the backup heater power supply
Steps for connecting the backup heater power supply.
To connect the power consumption digital inputs
Connecting digital inputs for power consumption control.
To connect a Smart Grid
Instructions for connecting the system to a Smart Grid.
Finishing the outdoor unit installation
To finish the outdoor unit installation
Final steps for completing the outdoor unit installation.
Configuration
Overview: Configuration
Introduces the chapter on system configuration and its importance.
Configuration wizard
Step-by-step guide for initial system configuration using the wizard.
Possible screens
Overview of the different screens available on the user interface.
Home screen
Description of the main home screen and its displayed information.
Main menu screen
Details on navigating and using the main menu screen.
Setpoint screen
Information on setting desired temperatures for various zones.
Schedule screen: Example
Example of how to program temperature schedules for rooms.
Weather-dependent curve
Explanation of weather-dependent curves for automatic temperature adjustment.
Settings menu
Overview of the various settings accessible through the menu.
Room
Settings related to room temperature control and frost protection.
Main zone
Configuration settings for the main heating/cooling zone.
Additional zone
Configuration settings for any additional heating/cooling zones.
Space heating/cooling
Settings for the unit's space heating and cooling operation modes.
Tank
Configuration settings for the domestic hot water storage tank.
User settings
User-configurable settings like holiday mode and quiet mode.
Installer settings
Advanced settings accessible only to installers.
Commissioning
Guides for commissioning the installed system.
Operation
Enabling or disabling specific unit functionalities.
WLAN
Configuration settings for the WLAN cartridge or module.
Commissioning
Overview: Commissioning
Introduces the chapter on system commissioning.
Precautions when commissioning
Safety precautions to take before and during system commissioning.
Checklist before commissioning
A checklist of items to verify before starting the commissioning process.
Checklist during commissioning
A checklist of tasks to perform during the commissioning process.
Minimum flow rate
Procedure to check and ensure the minimum required water flow rate.
Air purge function
Steps for performing air purge on the water circuit.
Operation test run
Performing test runs to verify system operation and temperatures.
Actuator test run
Testing the operation of various system actuators.
Underfloor heating screed dryout
Procedure for drying out underfloor heating screed.
Maintenance and service
Overview: Maintenance and service
Introduces the chapter on maintenance and service procedures.
Maintenance safety precautions
Crucial safety precautions for performing maintenance.
Yearly maintenance
Details on annual maintenance tasks for the system.
Yearly maintenance outdoor unit: instructions
Step-by-step instructions for maintaining the outdoor unit.
Yearly maintenance indoor unit: instructions
Detailed instructions for performing yearly maintenance on the indoor unit.
Troubleshooting
Overview: Troubleshooting
Introduces the chapter on diagnosing and solving system problems.
Precautions when troubleshooting
Safety precautions to follow before and during troubleshooting.
Solving problems based on symptoms
Guidance on resolving issues based on observed system symptoms.
Solving problems based on error codes
How to interpret and resolve problems indicated by error codes.
Error codes: Overview
A comprehensive list and description of system error codes.
Disposal
To drain the storage tank
Procedures for draining the storage tank for disposal or maintenance.
To drain the storage tank without a connected pressureless solar system
Steps to drain the tank when no solar system is connected.
To drain the storage tank with a connected pressureless solar system
Steps to drain the tank when a pressureless solar system is connected.
Technical data
Piping diagram: Outdoor unit
Diagrams illustrating the piping layout for the outdoor unit.
Piping diagram: Indoor unit
Diagrams illustrating the piping layout for the indoor unit.
Wiring diagram: Outdoor unit
Wiring diagrams for the outdoor unit's electrical connections.
Wiring diagram: Indoor unit
Wiring diagrams for the indoor unit's electrical connections.
Electrical connection diagram
Overall electrical connection diagram for the system.
Table 1 – Maximum refrigerant charge allowed in a room: indoor unit
Table specifying maximum refrigerant charge limits based on room size.
Table 2 – Minimum floor area: indoor unit
Table detailing minimum floor area requirements for indoor units.
Table 3 – Minimum bottom opening area for natural ventilation: indoor unit
Table specifying minimum ventilation opening areas for indoor units.
ESP curve: Indoor unit
External static pressure curves for the indoor unit.
Name plate: Indoor unit
Information found on the indoor unit's name plate.
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