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Daikin Manuals
Heat Pump
Altherma 08CA
Installer's reference manual
Daikin Altherma 08CA Installer's Reference Manual
Hybrid heat pump
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
1 General Safety Precautions
About the Documentation
Meaning of Warnings and Symbols
For the Installer
General
Installation Site
Refrigerant
Water
Electrical
Gas
Gas Exhaust
Local Legislation
2 About the Product
3 About the Documentation
About this Document
Installer Reference Guide at a Glance
4 About the Box
Overview: about the Box
Outdoor Unit
To Unpack the Outdoor Unit
Indoor Unit
To Unpack the Indoor Unit
To Remove the Accessories from the Indoor Unit
Gas Boiler
To Unpack the Gas Boiler
To Remove the Accessories from the Gas Boiler
5 About the Units and Options
Overview: about the Units and Options
Identification
Identification Label: Outdoor Unit
Identification Label: Indoor Unit
Identification Label: Gas Boiler
Combining Units and Options
Possible Options for the Outdoor Unit
Possible Options for the Indoor Unit
Possible Options for the Gas Boiler
Possible Combinations of Indoor Unit and Outdoor Unit
Possible Combinations of Indoor Unit and Domestic Hot Water Tank
6 Preparation
Overview: Preparation
Preparing the Installation Site
Installation Site Requirements of the Outdoor Unit
Additional Installation Site Requirements of the Outdoor Unit in Cold Climates
Installation Site Requirements of the Indoor Unit
Preparing Refrigerant Piping
Refrigerant Piping Requirements
Refrigerant Piping Insulation
Preparing Water Piping
Water Circuit Requirements
Formula to Calculate the Expansion Vessel Pre-Pressure
To Check the Water Volume and Flow Rate
Changing the Pre-Pressure of the Expansion Vessel
To Check the Water Volume: Examples
Preparing Electrical Wiring
About Preparing Electrical Wiring
About Preferential Kwh Rate Power Supply
Overview of Electrical Connections Except External Actuators
Overview of Electrical Connections for External and Internal Actuators
Overview: Installation
Opening the Units
About Opening the Units
To Open the Outdoor Unit
To Open the Switch Box Cover of the Indoor Unit
To Open the Gas Boiler
To Open the Switch Box Cover of the Gas Boiler
Mounting the Outdoor Unit
About Mounting the Outdoor Unit
Precautions When Mounting the Outdoor Unit
To Provide the Installation Structure
To Install the Outdoor Unit
To Provide Drainage
To Prevent the Outdoor Unit from Falling over
Mounting the Indoor Unit
About Mounting the Indoor Unit
Precautions When Mounting the Indoor Unit
To Install the Indoor Unit
Mounting the Gas Boiler
To Install the Gas Boiler
To Install the Condensate Trap
Condensate Pipe Work
Internal Connections
External Connections
Connecting the Refrigerant Piping
About Connecting the Refrigerant Piping
Precautions When Connecting the Refrigerant Piping
Guidelines When Connecting the Refrigerant Piping
Pipe Bending Guidelines
To Flare the Pipe End
To Braze the Pipe End
Using the Stop Valve and Service Port
To Connect the Refrigerant Piping to the Outdoor Unit
To Connect the Refrigerant Piping to the Indoor Unit
Checking the Refrigerant Piping
About Checking the Refrigerant Piping
Precautions When Checking the Refrigerant Piping
To Check for Leaks
To Perform Vacuum Drying
Charging Refrigerant
About Charging Refrigerant
Precautions When Charging Refrigerant
To Determine the Additional Refrigerant Amount
To Determine the Complete Recharge Amount
To Charge Additional Refrigerant
To Fix the Fluorinated Greenhouse Gases Label
Connecting the Water Piping
About Connecting the Water Piping
Precautions When Connecting the Water Piping
Connecting the Water Piping of the Indoor Unit
Connecting the Water Piping of the Gas Boiler
To Fill the Space Heating Circuit
To Fill the Domestic Water Circuit of the Gas Boiler
To Fill the Domestic Hot Water Tank
To Insulate the Water Piping
Connecting the Electrical Wiring
About Connecting the Electrical Wiring
Precautions When Connecting the Electrical Wiring
Guidelines When Connecting the Electrical Wiring
To Connect the Electrical Wiring on the Outdoor Unit
To Connect the Electrical Wiring on the Indoor Unit
To Connect the Main Power Supply of the Indoor Unit
To Connect the Main Power Supply of the Gas Boiler
Evlq05+08Cav3 + Ehyhbh05Aa + Ehyhbh/X08Aa
To Connect the Communication Cable between Gas Boiler and Indoor Unit
To Connect the User Interface
7.11.10 to Connect the Shut-Off Valve
7.11.11 to Connect the Electrical Meter
7.11.12 to Connect the Gas Meter
7.11.13 to Connect the Domestic Hot Water Pump
7.11.14 to Connect the Alarm Output
To Connect the Space Cooling/Heating ON/OFF Output
To Connect the Power Consumption Digital Inputs
To Connect the Safety Thermostat (Normal Closed Contact)
Connecting the Gas Piping
To Connect the Gas Pipe
Connecting the Boiler to the Flue Gas System
To Change the Gas Boiler to 80/125 Concentric Connection
To Change the 60/100 Concentric Connection to a Dual Pipe Connection
Calculate the Total Piping Length
Appliance Categories and Pipe Lengths
Applicable Materials
Flue Pipe Position
Insulation of the Gas Exhaust and Air Intake
Fitting a Horizontal Flue System
Fitting a Vertical Flue System
7.13.10 Plume Management Kit
7.13.11 Flues in Voids
Flue Gas Materials (C63) Available on the Market
7.13.13 about Securing the Flue System
Finishing the Outdoor Unit Installation
To Finish the Outdoor Unit Installation
To Close the Outdoor Unit
Finishing the Indoor Unit Installation
To Close the Indoor Unit
Finishing the Gas Boiler Installation
To Purge the Gas Supply
To Close the Gas Boiler
To Install the Cover Plate
8 Configuration
Indoor Unit
Overview: Configuration
Basic Configuration
Advanced Configuration/Optimization
Menu Structure: Overview User Settings
Menu Structure: Overview Installer Settings
Gas Boiler
Overview: Configuration
Basic Configuration
9 Operation
Overview: Operation
Heating
Domestic Hot Water
Flow Resistance Graph for Appliance Domestic Hot Water Circuit
Operation Modes
10 Commissioning
Overview: Commissioning
Precautions When Commissioning
Checklist before Commissioning
Checklist During Commissioning
To Check the Minimum Flow Rate
Air Purge Function
To Perform a Test Run
To Perform an Actuator Test Run
Underfloor Heating Screed Dryout
To Perform an Air Purge on the Gas Supply
Evlq05+08Cav3 + Ehyhbh05Aa + Ehyhbh/X08Aa
To Perform a Test Run on the Gas Boiler
11 Hand-Over to the User
12 Maintenance and Service
Overview: Maintenance and Service
Maintenance Safety Precautions
Opening the Indoor Unit
Checklist for Yearly Maintenance of the Outdoor Unit
Checklist for Yearly Maintenance of the Indoor Unit
To Disassemble the Gas Boiler
To Clean the Inside of the Gas Boiler
To Assemble the Gas Boiler
13 Troubleshooting
Overview: Troubleshooting
Precautions When Troubleshooting
Solving Problems Based on Symptoms
Symptom: the Unit Is NOT Heating or Cooling as Expected
Symptom: the Compressor Does NOT Start (Space Heating or Domestic Water Heating)
Symptom: the Pump Is Making Noise (Cavitation)
Symptom: the Pressure Relief Valve Opens
Symptom: the Water Pressure Relief Valve Leaks
Symptom: the Space Is NOT Sufficiently Heated at Low Outdoor Temperatures
Symptom: the Pressure at the Tapping Point Is Temporarily Unusually High
Symptom: Tank Disinfection Function Is NOT Completed Correctly (AH-Error)
Symptom: Boiler Abnormality Detection (HJ-11 Error)
Symptom: Boiler/Hydrobox Combination Abnormality (UA52 Error)
13.3.11 Symptom: the Burner Does NOT Ignite
13.3.12 Symptom: the Burner Ignites Noisily
13.3.13 Symptom: the Burner Resonates
Symptom: no Space Heating by the Gas Boiler
13.3.15 Symptom: the Power Is Reduced
Symptom: Space Heating Does NOT Reach the Temperature
Symptom: Hot Water Does NOT Reach the Temperature (no Tank Installed)
Temperature (Tank Installed)
Solving Problems Based on Error Codes
Error Codes: Overview
14 Disposal
Overview: Disposal
To Pump down
To Start and Stop Forced Cooling
15 Technical Data
Piping Diagram: Outdoor Unit
Piping Diagram: Indoor Unit
Wiring Diagram: Outdoor Unit
Wiring Diagram: Indoor Unit
Wiring Diagram: Gas Boiler
ESP Curve: Indoor Unit
Technical Specifications: Gas Boiler
General
Gas Category and Supply Pressure
16 Glossary
17 Field Settings Table
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Installer reference guide
Daikin Altherma hybrid heat pump
+
EVLQ05+08CA
EHYHBH05AA
EHYHBH/X08AA
Installer reference guide
English
Daikin Altherma hybrid heat pump
EHYKOMB33AA
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