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Daikin ERGA06DAV3 - User Manual

Daikin ERGA06DAV3
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Installer reference guide
Daikin Altherma 3 R F
ERGA04DAV3(A)
ERGA06DAV3(A)
ERGA08DAV3(A)
EHVH04S18D*6V7
EHVH04S23D*6V7
EHVH08S18D*6V7
EHVH08S23D*6V7
EHVH08S18D*9W7
EHVH08S23D*9W7
EHVX04S18D*3V7
EHVX04S18D*6V7
EHVX04S23D*3V7
EHVX04S23D*6V7
EHVX08S18D*6V7
EHVX08S23D*6V7
EHVX08S18D*9W7
EHVX08S23D*9W7

Table of Contents

Other manuals for Daikin ERGA06DAV3

Preview: Installation Manual
Installation Manual16 pages

Questions and Answers

  • R
    Roger BensonAug 17, 2025
    Why is my Daikin Heat Pump not sufficiently heating at low outdoor temperatures?
    • S
      Shelley RamirezAug 17, 2025
      If your Daikin Heat Pump isn't sufficiently heating the space at low outdoor temperatures, it could be due to several reasons: * The backup heater operation might not be activated. Ensure the backup heater operation mode is enabled. * The backup heater overcurrent circuit breaker might be off. Turn it back on if it is off. * The thermal protector of the backup heater might be activated. If it has, check the water pressure, whether there is air in the system, and the air purge operation, then press the reset button in the switch box. * The backup heater equilibrium temperature may not be configured correctly. Try increasing the equilibrium temperature to activate the backup heater operation at a higher outdoor temperature.
  • M
    Maria MooreAug 20, 2025
    How to check temperature settings on Daikin ERGA06DAV3 Heat Pump when it is not heating or cooling?
    • M
      Michael ArroyoAug 20, 2025
      If your Daikin Heat Pump isn't heating or cooling as expected, first check the temperature setting on the remote controller to ensure it's correct. The issue might stem from an incorrect setting.
  • A
    Anna GutierrezAug 23, 2025
    What to do if Daikin Heat Pump is not heating or cooling and water flow is low?
    • R
      reginald09Aug 23, 2025
      If your Daikin Heat Pump isn't heating or cooling as expected, it might be due to low water flow. Ensure all shut-off valves of the water circuit are completely open, the water filter is clean, and there is no air in the system. Also, check that the water pressure is above 1 bar, the expansion vessel is not broken, and the valve towards the expansion vessel is open. Verify that the resistance in the water circuit isn't too high for the pump.
  • E
    Eduardo RiveraAug 26, 2025
    Why won't the compressor start on my Daikin ERGA06DAV3 for space or water heating?
    • G
      Gary GilbertAug 26, 2025
      If the compressor in your Daikin Heat Pump isn't starting for space or domestic water heating, it could be because the unit is starting outside of its operation range, meaning the water temperature is too low. In this case, the unit uses the backup heater to reach the minimum water temperature first (15°C). Check that the power supply to the backup heater is correctly wired, and the backup heater thermal protector is not activated, and the backup heater contactors are not broken.
  • F
    frank15Aug 28, 2025
    Why is my Daikin ERGA06DAV3 Heat Pump system making gurgling noises?
    • M
      Michelle GregoryAug 28, 2025
      If your Daikin Heat Pump system is making gurgling noises after commissioning, it could be caused by air in the system. Purge the air from the system. It can also be caused by various malfunctions. Check if or is displayed on the home screen of the user interface for more information about the malfunction.
  • M
    Michael JohnsonAug 30, 2025
    How to fix a noisy pump (cavitation) in my Daikin Heat Pump?
    • R
      Robert PatelAug 30, 2025
      If the pump in your Daikin Heat Pump is making noise (cavitation), it could be due to air in the system. Purge the air manually or use the automatic air purge function. Another possible cause is that the water pressure at the pump inlet is too low. Ensure the water pressure is above 1 bar, the water pressure sensor is not broken, the expansion vessel is not broken, the valve of the water circuit towards the expansion vessel is open, and the pre-pressure setting of the expansion vessel is correct.
  • A
    Andrew IrwinSep 2, 2025
    What to do if Daikin ERGA06DAV3 Heat Pump is not heating or cooling and water volume is low?
    • A
      Angela MatthewsSep 2, 2025
      If your Daikin Heat Pump isn't heating or cooling as expected, the water volume in the installation might be too low. Make sure that the water volume in the installation is above the minimum required value.
  • N
    Nicole BradleySep 4, 2025
    Why does the pressure relief valve keep opening on my Daikin Heat Pump?
    • L
      Laura ScottSep 4, 2025
      If the pressure relief valve of your Daikin Heat Pump opens, it could be due to several reasons: * The expansion vessel might be broken. Replace it. * The valve of the water circuit towards the expansion vessel might be closed. Open the valve. * The water volume in the installation might be too high. Ensure it is below the maximum allowed value. * The water circuit head might be too high. Check the installation requirements.
  • M
    Matthew HardinSep 6, 2025
    What to do if preferential kWh rate signal was sent by the electricity company and Daikin ERGA06DAV3 compressor does not start?
    • K
      Karen ThomasSep 6, 2025
      If the compressor in your Daikin Heat Pump isn't starting for space heating or domestic water heating, it could be because the preferential kWh rate signal was sent by the electricity company. Wait for the power to return (2 hours max.).
  • D
    Diane JohnsonSep 9, 2025
    Why is the water pressure unusually high at the tapping point of my Daikin ERGA06DAV3?
    • C
      christinamayerSep 9, 2025
      If the pressure at the tapping point of your Daikin Heat Pump is temporarily unusually high, it could be due to a failing or blocked pressure relief valve. Flush and clean the complete tank, including the piping between the pressure relief valve and the cold water inlet, or replace the pressure relief valve.

Summary

General Safety Precautions

For the Installer

General guidelines and warnings for installers, covering safety and compliance.

Application Guidelines

Setting Up the Space Heating;Cooling System

Guidelines for configuring the space heating and cooling system based on room requirements.

Setting Up an Auxiliary Heat Source for Space Heating

Setting Up the Domestic Hot Water Tank

Guidance on system layout, selecting DHW tank volume, temperature, and pump setup.

Setting Up the Energy Metering

Setting Up the Power Consumption Control

Details on limiting the system's power consumption through various control methods.

Preparation

Preparing the Installation Site

Requirements and guidelines for selecting and preparing the installation site for units.

Preparing Refrigerant Piping

Details on refrigerant piping material, diameter, temper grade, thickness, and insulation.

Preparing Water Piping

Requirements for water circuit components, piping, and pressure.

Preparing Electrical Wiring

Guidelines and precautions for preparing electrical wiring, including safety and compliance.

Installation

Mounting the Outdoor Unit

Guidance on mounting the outdoor unit, including structure, precautions, and site requirements.

Mounting the Indoor Unit

Instructions for installing the indoor unit, including handling, drain connection, and leveling.

Connecting the Refrigerant Piping

Procedures and guidelines for connecting refrigerant piping, including bending and flaring.

Checking the Refrigerant Piping

Steps for checking for leaks and performing vacuum drying of the refrigerant piping.

Charging Refrigerant

Instructions on how to charge additional refrigerant and determine the correct amount.

Connecting Water Piping

Guidance on connecting water piping, recirculation, drain hose, and filling the circuit.

Connecting the Electrical Wiring

Steps for connecting electrical wiring to outdoor and indoor units, and power supplies.

Configuration

Configuration Wizard

Main Zone

Space Heating;Cooling

Tank

Installer Settings

Installer-specific settings for system configuration, including backup heater and balancing.

Backup Heater

Settings for backup heater type, voltage, configuration, capacity, and equilibrium.

Emergency

Balancing

Preferential kWh Rate Power Supply

Power Consumption Control

Energy Metering

Bivalent

Commissioning

Precautions when Commissioning

Important safety precautions and warnings to follow during commissioning.

Checklist Before Commissioning

A pre-commissioning checklist to ensure all installation steps are completed correctly.

Checklist During Commissioning

A checklist of tasks to perform during the commissioning phase, including air purge and test runs.

Maintenance and Service

Maintenance Safety Precautions

Essential safety precautions before performing any maintenance or service work.

Checklist for Yearly Maintenance of the Outdoor Unit

About Cleaning the Water Filter in Case of Trouble

Troubleshooting

Precautions when Troubleshooting

Critical safety precautions and warnings to follow before and during troubleshooting.

Solving Problems Based on Symptoms

A guide to diagnosing and correcting issues based on observed system symptoms.

Solving Problems Based on Error Codes

Information on error codes displayed by the unit and how to interpret them.

Technical Data

Electrical Connection Diagram

Daikin ERGA06DAV3 Specifications

General IconGeneral
RefrigerantR32
Power Supply220-240V, 50Hz
Operating Temperature Range (Heating)-15 to 24 °C
Operating Temperature Range (Cooling)-5°C to 46°C
Noise Level (Outdoor Unit)49 dB

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