Page 1 Installer reference guide Daikin Altherma 3 H HT F https://daikintechnicaldatahub.eu EPRA14DAV3 ETVZ16S18DA6V EPRA16DAV3 ETVZ16S23DA6V EPRA18DAV3 ETVZ16S18DA9W EPRA14DAW1 ETVZ16S23DA9W EPRA16DAW1 EPRA18DAW1...
Page 2: Table Of Contents
Installation site requirements of the indoor unit ..................45 Opening and closing the units ............................46 6.2.1 About opening the units..........................46 6.2.2 To open the outdoor unit..........................47 Installer reference guide EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 3 Possible screens: Overview ..........................108 9.3.2 Home screen..............................109 9.3.3 Main menu screen............................112 9.3.4 Menu screen..............................113 9.3.5 Setpoint screen............................... 113 9.3.6 Detailed screen with values ........................... 114 EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 4 To display the help text in case of a malfunction ..................211 13.4.2 Error codes: Overview ............................ 212 14 Disposal 14.1 To recover refrigerant..............................216 15 Technical data Installer reference guide EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 5 Piping diagram: Indoor unit ............................222 15.4 Wiring diagram: Outdoor unit ............................224 15.5 Wiring diagram: Indoor unit ............................229 16 Glossary 17 Field settings table EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 6: General Safety Precautions
Indicates a situation that could result in death or serious injury. WARNING: FLAMMABLE MATERIAL CAUTION Indicates a situation that could result in minor or moderate injury. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 7: For The Installer
Improper installation or attachment of equipment or accessories could result in electric shock, short-circuit, leaks, fire or other damage to the equipment. Only use accessories, optional equipment and spare parts made or approved by Daikin. WARNING Make sure installation, testing and applied materials comply with applicable legislation (on top of the instructions described in the Daikin documentation).
Page 8: Installation Site
If applicable. See the installation manual or installer reference guide of your application for more information. NOTICE Make sure refrigerant piping installation complies with applicable legislation. In Europe, EN378 is the applicable standard. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 9 ▪ The unit is factory charged with refrigerant and depending on pipe sizes and pipe lengths some systems require additional charging of refrigerant. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 10: Brine
1.2.5 Water If applicable. See the installation manual or installer reference guide of your application for more information. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 11: Electrical
EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 12 Running the product in reversed phase can break the compressor and other parts. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 13: About The Documentation
Latest revisions of the supplied documentation may be available on the regional Daikin website or via your dealer. The original documentation is written in English. All other languages are translations. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 14: Installer Reference Guide At A Glance
About the documentation Technical engineering data ▪ A subset of the latest technical data is available on the regional Daikin website (publicly accessible). ▪ The full set of latest technical data is available on the Daikin Business Portal (authentication required).
Page 15 Note: There is also an installer settings table in the user reference guide. This table has to be filled in by the installer and handed over to the user. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 16: About The Box
To avoid injury, do NOT touch the air inlet or aluminium fins of the unit. Crane Keep the slings within the marked area to not damage the unit. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 17 After unpacking, carry the unit using the slings attached to the unit. See also: ▪ "3.2.2 To unpack the outdoor unit" [ 18] ▪ "6.3.4 To install the outdoor unit" [ 52] ±150 4× EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 18: To Unpack The Outdoor Unit
About the box 3.2.2 To unpack the outdoor unit a, b Accessories EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 19: To Remove The Accessories From The Outdoor Unit
Installation manual – Discharge grille NOTICE Unpacking – Front corners. When you remove the front packaging corners, hold the box containing the discharge grille to prevent it from falling. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 20: Indoor Unit
Handles at the back of the unit b Handles at the bottom of the unit. Carefully tilt the unit to the back so that the handles become visible. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 21: About The Units And Options
Location Model identification Example: EP R A 14 DA V3 Code Explanation European hydro-split outdoor pair heat pump High water temperature – ambient zone 2 (see operation range) Refrigerant R32 EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 22: Identification Label: Indoor Unit
EKMST2 with rubber feet: to install the outdoor unit on foundations where drilling is not allowed or possible, such as flat roofs or pavements. For installation instructions, see the installation manual of the mounting stand. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 23: Possible Options For The Indoor Unit
The remote indoor sensor can only be used in case the user interface is configured with room thermostat functionality. ▪ You can only connect either the remote indoor sensor or the remote outdoor sensor. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 24 Use the connection kit to convert a heating only model to a reversible model. For installation instructions, see the installation manual of the conversion kit. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 25 For installation instructions, see the installation and operation manual of the Human Comfort Interface (HCI) as room thermostat. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 26: Application Guidelines
Setting up an external temperature sensor 5.2 Setting up the space heating/cooling system The heat pump system supplies leaving water to heat emitters in one or more rooms. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 27: Multiple Rooms - Two Lwt Zones
▪ Additional zone = Zone with the highest design temperature in heating, and the lowest design temperature in cooling Typical example: EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 28 (X2M/35a and X2M/30). The indoor unit will only supply the desired additional leaving water temperature when there is an actual demand. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 29 Depending on the demand, the indoor unit supplies different leaving water temperature matching the design temperature of the different heat emitters. Underfloor heating has the best performance with the heat pump system. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 30: Setting Up The Domestic Hot Water Tank
Example: If the DHW consumption of a family (4 persons) per day is as follows: ▪ 3 showers ▪ 1 bath ▪ 3 sink volumes Then the DHW consumption = (3×100 l)+(1×150 l)+(3×10 l)=480 l EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 31: Setup And Configuration - Dhw Tank
5.3.3 Setup and configuration – DHW tank ▪ For large DHW consumptions, you can heat up the DHW tank several times during the day. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 32: Dhw Pump For Instant Hot Water
You can program a schedule to control the DHW pump via the user interface. For more information, see the user reference guide. 5.3.5 DHW pump for disinfection Setup EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 33: Setting Up The Energy Metering
If glycol is present in the system ([E‑0D]=1]), then the produced heat will NOT be calculated, nor will it be displayed on the user interface. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 34: Consumed Energy
One power meter that covers the entire system is sufficient. Setup Connect the power meter to X5M/5 and X5M/6. See "8.3.4 To connect the electricity meters" [ 94]. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 35 The electrical meter cannot easily be installed in the electrical cabinet. 230 V and 400 V three-phase grids are combined (very uncommon), because of technical limitations of power meters. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 36: Preferential Kwh Rate Power Supply
Power meter (L d Power meter (L e Fuse (L f Fuse (L g Outdoor unit (L h Indoor unit (L i Backup heater (L EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 37: Setting Up The Power Consumption Control
Power input t Time DI Digital input (power limitation level) a Power limitation active b Actual power input Setup and configuration ▪ No additional equipment needed. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 38: Power Limitation Activated By Digital Inputs
5.5.2 Power limitation activated by digital inputs Power limitation is also useful in combination with an energy management system. The power or current of the entire Daikin system is limited dynamically by digital inputs (maximum four steps). Each power limitation level is set via the user interface by limiting one of the following: ▪...
Page 39: Power Limitation Process
Backup heater step 1 turned ON 5.5.4 BBR16 power limitation INFORMATION Restriction: BBR16 settings are only visible when the language of the user interface is set to Swedish. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 40: Setting Up An External Temperature Sensor
Setup: For installation instructions, see the installation manual of the remote indoor sensor, and the addendum book for optional equipment. ▪ Configuration: Select room sensor [9.B]. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 41 To protect the outdoor unit, the internal sensor of the outdoor unit is always used. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 42: Unit Installation
(example: open flames, an operating gas appliance or an operating electric heater). 6.1.1 Installation site requirements of the outdoor unit INFORMATION Also read the precautions and requirements in the "General safety precautions" chapter. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 43 Seaside installation. Make sure the outdoor unit is NOT directly exposed to sea winds. This is to prevent corrosion caused by high levels of salt in the air, which might shorten the life of the unit. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 44 The appliance shall be stored so as to prevent mechanical damage and in a well- ventilated room without continuously operating ignition sources (example: open flames, an operating gas appliance or an operating electric heater). EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 45: Additional Installation Site Requirements Of The Outdoor Unit In Cold Climates
WARNING Make sure installation, servicing, maintenance and repair comply with instructions from Daikin and with applicable legislation (for example national gas regulation) and are executed only by authorised persons. 6.1.2 Additional installation site requirements of the outdoor unit in cold climates Protect the outdoor unit against direct snowfall and take care that the outdoor unit is NEVER snowed up.
Page 46: Opening And Closing The Units
Calculation tool. The Hydronic Piping Calculation tool is part of the Heating Solutions Navigator which can be reached via https:// professional.standbyme.daikin.eu. Please contact your dealer if you have no access to Heating Solutions Navigator. ▪ Mind the following spacing installation guidelines: ≥500...
Page 47: To Open The Outdoor Unit
47]. 2 Remove the screws (4×) from the transportation stays, and dispose of them. 3 Remove the transportation stays (2×), and dispose of them. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 48: To Close The Outdoor Unit
Open 1 Remove the top panel. 7× 2 Remove the user interface panel. Open the hinges at the top and slide the top panel upwards. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 49 ▪ When you need access to the high voltage switch box 2× 5 If you need access to the high voltage components, remove the high voltage switch box cover. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 50: To Lower The Switch Box On The Indoor Unit
2 Tilt the switch box to the front and lift it out of its hinges. 2× 3 Place the switch box lower on the unit. Use the 2 hinges located lower on the unit. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 51: To Close The Indoor Unit
Check the strength and level of the installation ground so that the unit will not cause any operating vibration or noise. Fix the unit securely by means of foundation bolts in accordance with the foundation drawing. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 52: To Install The Outdoor Unit
Make sure not to cover the drain hole in the bottom plate of the unit. 6.3.4 To install the outdoor unit 1 Carry the unit by its slings, and put it onto the installation structure. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 53: To Provide Drainage
Install the unit on a base to make sure that there is proper drainage in order to avoid ice accumulation. ▪ Prepare a water drainage channel around the foundation to drain waste water away from the unit. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 54 O-ring (delivered as accessory) c Drain plug (delivered as accessory) d Hose (field supply) NOTICE O-ring. Make sure the O-ring is installed correctly to prevent leakage. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 55: To Install The Discharge Grille
4 Align and attach the left side. 5 Align and attach the middle part. 6 Align and attach the right side. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 56: To Remove The Discharge Grille, And Put The Grille In Safety Position
55] ▪ "6.3.7 To remove the discharge grille, and put the grille in safety position" [ 56] 1 Remove the upper part of the discharge grille. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 57 4 Align the ball stud and hook on the grille with their counterparts on the unit. 5 Insert the hook. 6 Insert the ball stud. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 58: Mounting The Indoor Unit
3 Slide the indoor unit into position. 4 Adjust the height of the leveling feet to compensate for floor irregularities. The maximum allowed deviation is 1°. ≤1° EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 59: To Connect The Drain Hose To The Drain
4 Reattach the side panel. Ensure the water can flow through the drain tube. It is recommended to use a tundish to collect the water. Option 1: Through the left side panel 3× EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 60 Unit installation Option 2: Through the right side panel 3× EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 61: Piping Installation
Closed circuit. Use the indoor unit ONLY in a closed water system. Using the system in an open water system will lead to excessive corrosion. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 62 Drainage – Pressure relief valve. Connect the drain hose properly to the drain to avoid water dripping out of the unit. See "6.4.4 To connect the drain hose to the drain" [ 59]. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 63: Formula To Calculate The Expansion Vessel Pre-Pressure
7.1.3 To check the water volume and flow rate The indoor unit has an expansion vessel of 10 litre with a factory-set pre-pressure of 1 bar. To make sure that the unit operates properly: EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 64 Use the following graph to determine the maximum water volume for the calculated pre-pressure. 200 220 A Pre-pressure (bar) B Maximum water volume (l) Water Water + glycol Example: Maximum water volume and expansion vessel pre-pressure EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 65 In case the minimum flow rate cannot be reached, a flow error 7H will be generated (no heating or operation). EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 66: Changing The Pre-Pressure Of The Expansion Vessel
Pg = (0.3+(H/10)) bar = (0.3+(0/10)) bar = 0.3 bar ▪ The corresponding maximum water volume at 0.3 bar is 290 l. (See the graph in "Maximum water volume" [ 64]). EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 67: Connecting Water Piping
1 Connect the shut-off valve (with integrated filter) to the outdoor unit water inlet, using thread sealant. a Water OUT (screw connection, male, 1") b Water IN (screw connection, male, 1") EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 68 To avoid damage to the surroundings in case of water leakage, it is recommended to close the domestic cold water inlet shut‑off valves during periods of absence. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 69: To Connect The Recirculation Piping
2 Cut out the rubber grommet on top of the unit, and remove the stop. The recirculation connector is placed below the hole. 3 Route the recirculation piping through the grommet and connect it to the recirculation connector. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 70: To Fill The Water Circuit
Glycol leaking out of the freeze protection valves. Freeze protection by glycol About freeze protection by glycol Adding glycol to the water lowers the freezing point of water. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 71 Add glycol according to the table below. Lowest expected outdoor Prevent from bursting Prevent from freezing temperature –5°C –10°C –15°C –20°C — –25°C — –30°C — EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 72 Normally closed valves (recommended – field supply) Part Description An automatic air intake (for air supply) should be installed at the highest point. For example, an automatic air purge. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 73: To Fill The Domestic Hot Water Tank
For piping in free air, it is recommended to use the insulation thickness as shown in below table as a minimum (with λ=0.039 W/mK). EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 74 Please contact your dealer if you have no access to Heating Solutions Navigator. This recommendation ensures good operation of the unit, however, local regulations may differ and shall be followed. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 75: Electrical Installation
▪ Make electrical connections to the fixed wiring. ▪ All components procured on-site and all electrical construction MUST comply with the applicable legislation. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 76: Guidelines When Connecting The Electrical Wiring
Place the round crimp-style terminal on the wire up to the covered part and fasten the terminal with the appropriate tool. Stranded conductor wire Round crimp-style terminal ▪ Use the following methods for installing wires: EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 77: About Electrical Compliance
E.g. time-of-use rates, seasonal rates, Wärmepumpentarif in Germany and Austria, ... EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 78: Overview Of Electrical Connections Except External Actuators
5 Normal kWh rate power supply (to power the indoor unit PCB in the event of power supply interruption of the preferential kWh rate power supply) EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 79: Connections To The Outdoor Unit
4 Inside the switch box, connect the wires to the appropriate terminals, and fix the cables with cable ties. See: ▪ "In case of V3 models" [ 80] ▪ "In case of W1 models" [ 82] EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 80 ▪ Connect the wires to the terminal block (make sure the numbers match with the numbers on the indoor unit) and the earth screw. ▪ Fix the cable with a cable tie. Wires: (3+GND)×1.5 mm² — EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 81 ▪ Fix the cable with cable ties. Wires: (2+GND)×0.75 mm². Wiring must be double insulated. Maximum power allowed for drain tube heater = 115 W (0.5 A) — EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 82 ▪ Connect the wires to the terminal block. ▪ Fix the cable with a cable tie. Use the factory-mounted cable. Wires: 3N+GND Maximum running current: Refer to name plate on unit. — EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 83 ▪ Connect the wires to the terminal block (make sure the numbers match with the numbers on the indoor unit) and the earth screw. ▪ Fix the cable with a cable tie. Wires: (3+GND)×1.5 mm² — EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 84 ▪ Fix the cable with cable ties. Wires: (2+GND)×0.75 mm². Wiring must be double insulated. Maximum power allowed for drain tube heater = 115 W (0.5 A) — EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 85: To Reposition The Air Thermistor On The Outdoor Unit
8.2.2 To reposition the air thermistor on the outdoor unit This procedure is only necessary in areas with low ambient temperatures. Required accessory (delivered with the unit): Thermistor fixture. Click EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 86: Connections To The Indoor Unit
Maximum running current: 100 mA For the main zone: ▪ [2.9] Control ▪ [2.A] Thermostat type For the additional zone: ▪ [3.A] Thermostat type ▪ [3.9] (read-only) Control EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 87 ▪ Installation manual of the remote indoor sensor ▪ Addendum book for optional equipment Wires: 2×0.75 mm² [9.B.1]=2 (External sensor = Room) [1.7] Room sensor offset EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 88: To Connect The Main Power Supply
Maximum length: 200 m See below ("LAN adapter – System requirements"). LAN adapter – System requirements The requirements posed on the Daikin Altherma system depend on the LAN adapter application/system layout (app control, or Smart Grid application). App control: Item Requirement...
Page 89 Maximum length: 50 m. Preferential kWh rate power supply contact: 16 V DC detection (voltage supplied by PCB). The voltage-free contact shall ensure the minimum applicable load of 15 V DC, 10 mA. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 90 (X5M/9+10) as the safety thermostat for the additional zone. It is only possible for the system to have EITHER preferential kWh rate power supply OR a safety thermostat for the additional zone. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 91: To Connect The Backup Heater Power Supply
Z less than or equal to Z Connect the backup heater power supply as follows: EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 92 Connections to backup heater power supply *6V (6V: 1N~ 230 V) Q1DI 1N~, 50 Hz 230 V AC *6V (6T1: 3~ 230 V) Q1DI 3~, 50 Hz L1 L2 L3 230 V AC EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 93: To Connect The Shut-Off Valve (Heating/Cooling)
2 Connect the valve control cable to the appropriate terminals as shown in the illustration below. NOTICE Wiring is different for a NC (normally closed) valve and a NO (normally open) valve. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 94: To Connect The Electricity Meters
2 User interface panel 3 Upper switch box cover 2 Connect the electricity meters cable to the appropriate terminals as shown in the illustration below. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 95: To Connect The Domestic Hot Water Pump
2 User interface panel 3 Upper switch box cover 2 Connect the domestic hot water pump cable to the appropriate terminals as shown in the illustration below. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 96: To Connect The Alarm Output
2 Connect the alarm output cable to the appropriate terminals as shown in the illustration below. Wires connected to the alarm output Wire between X2M and A4P Installation of EKRP1HBAA is required. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 97: To Connect The Space Cooling/Heating On/Off Output
2 User interface panel 3 Upper switch box cover 2 Connect the space cooling/heating ON/OFF output cable to the appropriate terminals as shown in the illustration below. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 98: To Connect The Changeover To External Heat Source
[9.C] Bivalent 1 Open the following (see "6.2.5 To open the indoor unit" [ 48]): 1 Top panel 2 User interface panel 3 Upper switch box cover EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 99: To Connect The Power Consumption Digital Inputs
2 User interface panel 3 Upper switch box cover 2 Connect the power consumption digital inputs cable to the appropriate terminals as shown in the illustration below. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 100: To Connect The Safety Thermostat (Normally Closed Contact)
3 Upper switch box cover Main zone Wires: 2×0.75 mm² — 2 Connect the safety thermostat (normally closed) cable to the appropriate terminals as shown in the illustration below. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 101 [9.8.1]=3 (Benefit kWh power supply = Safety thermostat) 4 Connect the safety thermostat (normally closed) cable to the appropriate terminals as shown in the illustration below. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 102: After Connecting The Electrical Wiring To The Indoor Unit
8.4 After connecting the electrical wiring to the indoor unit To prevent water ingress to the switch box, seal the low voltage wiring intake using the sealing tape (delivered as accessory). EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 103 Electrical installation Without low voltage cables With low voltage cables EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 104: Configuration
First time – Configuration wizard. When you turn ON the user interface for the first time (via the indoor unit), the configuration wizard starts to help you configure the system. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 105: To Access The Most Used Commands
Confirm the pin code and proceed. Installer pin code The Installer pin code is 5678. Additional menu items and installer settings are now available. Installer 5678 EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 106 4 Turn the left dial to select the second part of the setting 01 15 5 Turn the right dial to modify the value from 15 to 20. 01 20 EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 107: Configuration Wizard
Booster heater capacity [9.4.1] (if applicable) Backup heater Voltage [9.3.2] "Backup heater" [ 166] Configuration [9.3.3] Capacity step 1 [9.3.4] Additional capacity step 2 [9.3.5] (if applicable) Main zone EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 108: Possible Screens
Comfort setpoint [5.2] Eco setpoint [5.3] Reheat setpoint [5.4] Hysteresis [5.9] and [5.A] 9.3 Possible screens 9.3.1 Possible screens: Overview The most common screens are as follows: EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 109: Home Screen
26 Feb 2019 22:19 Possible actions on this screen Go through the list of the main menu. Go to the main menu screen. Enable/disable breadcrumbs. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 110 Outdoor unit Indoor unit / domestic hot water tank Floor-standing indoor unit with integrated tank Wall-mounted indoor unit Wall-mounted indoor unit with separated tank Water pressure EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 111 "13.4.1 To display the help text in case of a malfunction" [ 211] for more information. If the corresponding operation (for example: space heating) is not active, the circle is greyed out. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 112: Main Menu Screen
Displays data and information about the Information indoor unit. Installer settings Restriction: Only for the installer. Gives access to advanced settings. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 113: Menu Screen
°C °C – – Tank Additional zone Explanation – Possible actions on this screen Go through the list of the submenu. Go to the submenu. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 114: Detailed Screen With Values
INFORMATION The procedures to program other schedules are similar. To program the schedule: overview Example: You want to program the following schedule: User defined 1 EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 115 1 Select the day of which you want to clear the content. For example Friday User defined 1 2 Select Delete. Delete Edit Copy 3 Select OK to confirm. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 116 To copy the schedule to the other weekdays: 1 Select Monday. User defined 1 2 Select Copy. Delete Edit Copy Result: Next to the copied day, "C" is displayed. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 117 8:00 21°C 23:00 18°C --:-- 4 Confirm the changes. 5 Select Saturday. 6 Select Copy. 7 Select Sunday. 8 Select Paste. Result: User defined 1 EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 118: Weather-Dependent Curve
EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 119: 2-Points Curve
See "9.4.4 Using weather-dependent curves" [ 121]. 9.4.2 2-points curve Define the weather-dependent curve with these two setpoints: ▪ Setpoint (X1, Y2) ▪ Setpoint (X2, Y1) Example EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 120: Slope-Offset Curve
Examples Weather-dependent curve when slope is selected: Weather-dependent curve when offset is selected: EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 121: Using Weather-Dependent Curves
9.4.4 Using weather-dependent curves Configure weather-dependent curves as following: To define the setpoint mode To use the weather-dependent curve, you need to define the correct setpoint mode: EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 122 To fine-tune the weather-dependent curve: slope-offset curve The following table describes how to fine-tune the weather-dependent curve of a zone or tank: EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 123: Settings Menu
To display the error code, open the menu screen and go to [0] Malfunctioning. Press more information about the error. User profile Operation Malfunctioning Room Main zone EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 124: Room
Room frost protection, when enabled, is not guaranteed when there is no room thermostat that can activate the heat pump. This is the case when: ▪ [2.9] Control=External room thermostat and [C.2] Space heating/ cooling=Off, or if EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 125 Space heating/cooling=On, and The unit will supply leaving water to the heat emitters to heat up the room ▪ Operation mode=Heating according to normal logic. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 126 ▪ Outdoor temperature drops below 6°C ▪ Space heating/cooling=On, and There is no room frost protection. ▪ Operation mode=Cooling Room thermostat control ([C‑07]=2) EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 127 Human Comfort Interface or the external room sensor cannot be installed at the ideal location. "5.6 Setting up an external temperature sensor" [ 40]). EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 128: Main Zone
▪ In Weather dependent LWT setpoint mode, the scheduled actions consist of desired shift actions, either preset or custom. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 129 119] and "9.4.3 Slope-offset curve" [ 120]. Code Description [2.E] ▪ 2-points ▪ Slope-Offset Heating WD curve Set weather-dependent heating for the main zone (if [2.4]=1 or 2): EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 130 Note: This value should be lower than [1‑02] as for high outdoor temperatures less warm water is required. Cooling WD curve Set weather-dependent cooling for the main zone (if [2.4]=2): EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 131 It is important to set Emitter type correctly and in accordance with your system layout. The target delta T for the main zone depends on it. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 132 Setpoint range To prevent a wrong (i.e. too hot or too cold) leaving water temperature for the main leaving water temperature zone, limit its temperature range. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 133 Heating maximum: ▪ [2‑0C]=2 (emitter type main zone = radiator) 37°C~70°C ▪ Otherwise: 37°C~55°C [2.8.3] [9-02] Cooling minimum: ▪ 5°C~18°C [2.8.4] [9-03] Cooling maximum: ▪ 18°C~22°C EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 134 If an external room thermostat is used, the external room thermostat will control the room frost protection. However, the room frost protection is only possible if [C.2] Space heating/cooling=On. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 135 In heating, the target delta T will only be achieved after some operation time, when the setpoint is being reached, because of the big difference between leaving water temperature setpoint and inlet temperature at startup. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 136 [8‑05] Modulation: ▪ 0 No (disabled) ▪ 1 Yes (enabled) Note: The desired leaving water temperature can only be read out on the user interface. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 137 The shut off valve: ▪ 0 No: is NOT influenced by heating or cooling demand. ▪ 1 Yes: closes when there is NO heating or cooling demand. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 138: Additional Zone
Control the leaving water temperature for the additional zone via setpoint screen [3] Additional zone. "9.3.5 Setpoint screen" [ 113]. Schedule Indicates if the desired leaving water temperature is according to a schedule. "9.5.3 Main zone" [ 128]. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 139 Also see "9.5.3 Main zone" [ 128]. Code Description [2.E] ▪ 2-points ▪ Slope-Offset Heating WD curve Set weather-dependent heating for the additional zone (if [3.4]=1 or 2): EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 140 Note: This value should be lower than [0‑01] as for high outdoor temperatures less warm water is required. Cooling WD curve Set weather-dependent cooling for the additional zone (if [3.4]=2): EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 141 [9‑05]~[9‑06] [1‑0C] 0: Underfloor Maximum 55°C Variable (see [3.B.1]) heating 1: Fancoil unit Maximum 55°C Variable (see [3.B.1]) 2: Radiator Maximum 70°C Fixed 10°C EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 142 (X2M/35a) ▪ 2: 2 contacts. Connected to 2 digital inputs (X2M/34a and X2M/35a) Leaving water temperature: Delta T For more information, see "9.5.3 Main zone" [ 128]. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 143: Space Heating/Cooling
To tell the system which space operation to use, you can: You can… Location Check which space operation mode is currently used. Home screen EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 144 Cooling only: Restricted 4 Confirm the changes. Example: Changeover restrictions When Restriction During cold season. Heating only Example: October, November, December, January, February and March. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 145 (thus 24+1=25°C) and the desired heating temperature added by the offset value (thus 22+4=26°C). EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 146 Code Description [4.4] [7‑02] ▪ 0: Single zone Only one leaving water temperature zone: a Main LWT zone EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 147 When the space heating/cooling operation is OFF, the pump is always OFF. When space heating/cooling operation is ON, you have the choice between these operation modes: EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 148 Sample is ONLY available in leaving water temperature control. a Space heating/cooling control b Off c On d LWT temperature e Actual f Desired g Pump operation EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 149 T in relation to the required capacity. With this limitation range, delta T is possible and the comfort is guaranteed. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 150 (l/min) [9-0D]=6 [9-0D]=7 a (kPa) a (kPa) b (l/min) b (l/min) [9-0D]=8 a (kPa) b (l/min) a External static pressure b Water flow rate EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 151 Overshoot ▪ 1°C~4°C Antifrost Room frost protection [1.4] prevents the room from getting too cold. For more information about room frost protection, see "9.5.2 Room" [ 124]. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 152: Tank
You cannot wait for the next scheduled action to heat up the DHW tank. Then you can activate DHW powerful operation. Advantage: The DHW tank immediately starts heating up the water to the preset value (Storage comfort). EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 153 The domestic hot water can be prepared in 3 different ways. They differ from each other by the way the desired tank temperature is set and how the unit acts upon it. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 154 ▪ 4: Thursday ▪ 5: Friday ▪ 6: Saturday ▪ 7: Sunday [5.7.3] [2‑02] Start time [5.7.4] [2‑03] Tank setpoint 60°C [5.7.5] [2‑04] Duration 40~60 minutes EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 155 The maximum temperature that users can select for the domestic hot water. You can use this setting to limit the temperatures at the hot water taps. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 156 Code Description [5.A] [6-08] Reheat hysteresis ▪ 2°C~20°C Setpoint mode Code Description [5.B] Setpoint mode: ▪ Fixed ▪ Weather dependent EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 157 Description [5.D] [6-01] The temperature difference determining the heat pump OFF temperature. Range: 0°C~10°C Example: setpoint (T )>maximum heat pump temperature–[6‑01] (T –[6‑01]) HP MAX EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 158: User Settings
The maximum heat pump temperature depends on the ambient temperature. For more information, see the operation range. 9.5.7 User settings Overview The following items are listed in the submenu: EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 159 To configure the holiday 1 Activate the holiday mode. — ▪ Go to [7.3.1]: User settings > Holiday > Activation. 7.3.1 Activation From Till ▪ Select On. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 160 Go to [7.4.3] Level and select the applicable quiet mode level. Example: Most quiet. Result: The unit always runs in the selected quiet mode level. The user cannot change this. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 161 INFORMATION Price value ranging from 0.00~990 valuta/kWh (with 2 significant values). INFORMATION If no schedule is set, the Electricity price for High is taken into account. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 162 Price/kWh Gas price 4.08 Electricity price 12.49 Renewable heat incentive per kWh Calculation of the gas price: Gas price=Actual gas price+(Incentive/kWh×0.9) Gas price=4.08+(5×0.9) Gas price=8.58 EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 163: Information
Reset the MMI EEPROM to factory default Possible read-out information In menu… You can read out… [8.1] Energy data Produced energy, consumed electricity, and consumed gas EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 164: Installer Settings
[9.C] Bivalent [9.D] Alarm output [9.E] Auto restart [9.F] Power saving function [9.G] Disable protections [9.H] Forced defrost [9.I] Overview field settings [9.N] Export MMI settings EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 165 When turned on, the pump runs and makes sure hot water is instantly available at the tap. To save energy, only turn on the pump during periods of the day when instant hot water is necessary. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 166 INFORMATION During normal operation, the capacity of the second step of the backup heater at nominal voltage is equal to [6‑03]+[6‑04]. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 167 Only for systems with integrated domestic hot water tank: If the storage temperature setpoint is higher than 50°C, Daikin recommends NOT to disable the backup heater second step because it will have a big impact on the required time for the unit to heat up the domestic hot water tank.
Page 168 NOT confirm emergency operation. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 169 [5‑01] Equilibrium temperature and [5‑03] Space heating priority temperature are related to backup heater. So, you must set [5‑03] equal or a few degrees higher than [5‑01]. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 170 Range: 0~10 hours Remark: The minimum time is 0.5 hours even when the selected value is 0. [9.6.5] [8-00] Minimum running timer: Do NOT change. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 171 (X5M/9+10) as the safety thermostat for the additional zone. It is only possible for the system to have EITHER preferential kWh rate power supply OR a safety thermostat for the additional zone. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 172 Do NOT use 1 or 3. Setting [D-00] to 1 or 3 when [D-01] is set to 1 or 2 will reset [D-00] back to 0, as the system does not have a booster heater. Only set [D-00] to the values in the table below: EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 173 [5-09] Limit: Only applicable in case of full time power limitation mode. 0 kW~20 kW Limits when [9.9.1]=Inputs and [9.9.2]=kW: Code Description [9.9.9] [5-09] Limit 1: 0 kW~20 kW EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 174 (BBR16 activation and BBR16 power limit). After 2 weeks, the unit freezes these settings. Note: This is different from the permanent power limitation, which is always changeable. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 175 ▪ 0 None: NOT installed ▪ 1 1/10kWh: Installed ▪ 2 1/kWh: Installed ▪ 3 10/kWh: Installed ▪ 4 100/kWh: Installed ▪ 5 1000/kWh: Installed EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 176 The outdoor temperature is averaged over the selected time period. Code Description [9.B.3] [1-0A] Averaging time: ▪ 0: No averaging ▪ 1: 12 hours ▪ 2: 24 hours ▪ 3: 48 hours ▪ 4: 72 hours EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 177 Space heating by the heat Bivalent signal for the pump system… auxiliary boiler is… Drops below T Stops Active calc Rises above T +3°C Starts Inactive calc EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 178 2 Determine the value of [C‑03] using the graph: 2.5 (a) 10.5 (b) Example: a [C‑03]=2.5 in case of COP=3 and LWT=35°C b [C‑03]=10.5 in case of COP=3 and LWT=55°C EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 179 See also table below (Alarm output logic). Alarm output logic [C-09] Alarm No alarm No power supply to unit Closed output Open output Open output Open output Closed output EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 180 Afterwards: An installer can manually disable the protective functions by setting [9.G]: Disable protections=Yes. After his work is done, he can enable the protective functions by setting [9.G]: Disable protections=No. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 181 ▪ Back ▪ To export MMI settings 1 Open the user interface panel and insert a USB memory stick. — EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 182: Commissioning
[C.1] Room ▪ 0: Off ▪ 1: On [C.2] Space heating/cooling ▪ 0: Off ▪ 1: On [C.3] Tank ▪ 0: Off ▪ 1: On EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 183: Menu Structure: Overview User Settings
(*) Only applicable when EKHVCONV2 is installed (**) Only accessible by installer INFORMATION Depending on the selected installer settings and unit type, settings will be visible/ invisible. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 184: Menu Structure: Overview Installer Settings
Solar kit settings are shown but are NOT applicable for this unit. Settings shall NOT be used or changed. INFORMATION Depending on the selected installer settings and unit type, settings will be visible/ invisible. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 185: Commissioning
10 Commissioning NOTICE General commissioning checklist. Next to the commissioning instructions in this chapter, a general commissioning checklist is also available on the Daikin Business Portal (authentication required). The general commissioning checklist is complementary to the instructions in this chapter and can be used as a guideline and reporting template during the commissioning and hand-over to the user.
Page 186: Precautions When Commissioning
There are NO damaged components or squeezed pipes on the inside of the indoor and outdoor units. Backup heater circuit breaker F1B (field supply) is turned ON. The correct pipe size is installed and the pipes are properly insulated. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 187: Checklist During Commissioning
1 Check with the hydraulic configuration which space heating — loops can be closed by mechanical, electronic, or other valves. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 188: Air Purge Function
If necessary, repeat performing the automatic air purge until you are sure that all air is removed from the system. During air purge function, pump speed limitation [9‑0D] is NOT applicable. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 189 When purging the main zone, make sure the setpoint for the main zone is at least 5°C higher than the actual water temperature inside the unit. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 190 Result: The air purge starts. It stops automatically when done. 6 To stop the air purge manually: — 1 In the menu, go to Stop air purge. 2 Select OK to confirm. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 191: Operation Test Run
Perform an actuator test run to confirm the operation of the different actuators. For example, when you select Pump, a test run of the pump will start. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 192: Underfloor Heating Screed Dryout
▪ checking the proper functioning of the setup on a regular basis, ▪ performing the correct program complying with the type of the used screed. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 193 The underfloor heating screed dryout function is active even if the user does NOT confirm emergency operation. ▪ During underfloor heating screed dryout, pump speed limitation [9‑0D] is NOT applicable. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 194 2 Press the left dial to open the menu structure and to: 1 View the status of sensors and actuators. — 2 Adjust the current program — EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 195 If the UFH screed dryout program was stopped due to a power failure and the power resumes, the program will automatically restart the last implemented step. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 196: Hand-Over To The User
Show the user what to do for the maintenance of the unit. ▪ Explain the user about energy saving tips as described in the operation manual. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 197: Maintenance And Service
Before performing any maintenance or service work, touch a metal part of the unit in order to eliminate static electricity and to protect the PCB. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 198: Yearly Maintenance
12.3.4 Yearly maintenance indoor unit: instructions Water pressure Keep water pressure above 1 bar. If it is lower, add water. Water filters Clean the water filters. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 199 5 Close the drain valve. 6 Screw the drain cap back on. 7 Reattach the magnetic sleeve. 8 Check the pressure of the water circuit. If required, add water. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 200 Flush and clean the complete tank, including the piping between the relief valve and cold water inlet. To make sure this water originates from the tank, check after a tank heat up cycle. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 201: To Drain The Domestic Hot Water Tank
3 Remove the stop from the access point to the tank. 4 Use a drain hose and a pump to drain the tank via the access point. a Access point to the tank EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 202: About Cleaning The Water Filter In Case Of Trouble
12.5.2 To clean the water filter in case of trouble 1 Remove the water filter from the unit. See "12.5.1 To remove the water filter" [ 202]. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 203 Correctly install the strainer in the magnetic filter/dirt separator housing using the protrusions. a Rolled‑up filter b Strainer c Protrusion 5 Install and properly tighten the bottom of the water filter housing. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 204: To Install The Water Filter
Make sure to open the valve (if equipped) towards the expansion vessel, otherwise the overpressure will be generated. 5 Open the stop valves and add water to the water circuit if needed. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 205: Troubleshooting
If you are unable to find the cause of the problem, call your dealer. DANGER: RISK OF ELECTROCUTION EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 206: Solving Problems Based On Symptoms
Make sure that the water volume in the too low installation is above the minimum required value (see "7.1.3 To check the water volume and flow rate" [ 63]). EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 207: Symptom: Hot Water Does Not Reach The Desired Temperature
We recommend to purge air with the air purge function of the unit (to be performed by the installer). If you purge air from the heat emitters or collectors, mind the following: EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 208: Symptom: The Pump Is Blocked
"To perform a manual air purge" [ 189]) or use the automatic air purge function on both zones (see "To perform an automatic air purge" [ 190]). EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 209: Symptom: The Pressure Relief Valve Opens
▪ If the water keeps running out of the unit, close both the water inlet and outlet shut-off valves first and then contact your dealer. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 210: Symptom: The Space Is Not Sufficiently Heated At Low Outdoor Temperatures
Increase the "space heating priority temperature" to activate backup heater operation at a higher outdoor temperature. [9.6.3]: Installer > > settings Balancing Priority temperature [5‑03] EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 211: Symptom: The Pressure At The Tapping Point Is Temporarily Unusually High
13.4.1 To display the help text in case of a malfunction In case of a malfunction, the following will appear on the home screen depending on the severity: EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 212: Error Codes: Overview
Overheating water circuit (thermostat) A1-00 Zero cross detection problem A5-00 OU: High pressure peak cut / freeze protection problem AA-01 Backup heater overheated AC-00 Booster heater overheated EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 213 OU: Malfunction of compressor input (CT) system H9-00 OU: Malfunction of outdoor air thermistor HC-00 Tank temperature sensor problem HC-01 Second tank temperature sensor problem EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 214 OU: Defect of power supply voltage U3-00 Underfloor heating screed dryout function not completed correctly U4-00 Indoor/outdoor unit communication problem U5-00 User interface communication problem EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 215 If the software is not successfully updated then you must make sure that your USB device has the FAT32 format. INFORMATION The user interface of the indoor unit will display how to reset an error code. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 216: Disposal
See: ▪ "6.3.6 To install the discharge grille" [ 55] ▪ "6.3.7 To remove the discharge grille, and put the grille in safety position" [ 56] EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 217 3 Turn the EEV magnet clockwise to the fully open position of the valve. If you are not sure about what the open position is, turn the valve in its middle position so that refrigerant can pass. EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 218: Technical Data
Technical data 15 Technical data A subset of the latest technical data is available on the regional Daikin website (publicly accessible). The full set of latest technical data is available on the Daikin Business Portal (authentication required). In this chapter 15.1...
Page 219: Service Space: Outdoor Unit
≥300 ≥100 ≥500 (mm) 3D124412 English Translation General General No top-side obstacle No top-side obstacle Top-side obstacle Top-side obstacle Wall height unrestricted Wall height unrestricted EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 220: Piping Diagram: Outdoor Unit
Y3E Electronic expansion valve (injection) Y1S Solenoid valve (4-way valve) Y2S Solenoid valve (low pressure bypass) Y3S Solenoid valve (hot gas bypass) Y4S Solenoid valve (liquid injection) Thermistors: EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 221 R4T Air heat exchanger, distributor R5T Air heat exchanger, middle R6T Refrigerant liquid R7T Compressor shell R8T Compressor port R9T Entering water R10T Leaving water Refrigerant flow: Heating Cooling EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 222: Piping Diagram: Indoor Unit
Water filter (main/mixed zone) q Loose nut 1" B1L Flow sensor B1PW Space heating water pressure sensor M1S 3-way valve (mixing valve for the main/mixed zone) EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 223 R2T Thermistor (backup heater – water OUT) R5T, R8T Thermistor (tank) R7T Thermistor (main/mixed zone – water OUT) S1L Flow switch Screw connection Flare connection Quick coupling Brazed connection EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 224: Wiring Diagram: Outdoor Unit
Right side view See note *** See note *** Notes: Symbols: Live Neutral Protective earth Noiseless earth Field wiring Option Terminal strip Terminal Connector Connection EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 225 Light-emitting diode (service monitor is orange) HAP (A1P) Light-emitting diode (service monitor is green) K1R (A1P) Magnetic relay (Y1S) K1R (A4P) Magnetic relay (E1HHEX~E3HHEX) K2R (A1P) Magnetic relay (Y2S) EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 226 Insulated Gate Bipolar Transistor (IGBT) X1M, X2M Terminal strip Electronic expansion valve (main) Electronic expansion valve (injection) Solenoid valve (4‑way valve) Solenoid valve (low pressure bypass) EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 227 Earth leakage circuit breaker (30 mA) (field supply) R1, R2 (A2P) Resistor Thermistor (outdoor air) Thermistor (compressor discharge) Thermistor (compressor suction) Thermistor (air heat exchanger, distributor) Thermistor (air heat exchanger, middle) EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 228 Solenoid valve (4‑way valve) Solenoid valve (low pressure bypass) Solenoid valve (hot gas bypass) Solenoid valve (liquid injection) Z1C~Z10C Noise filter (ferrite core) Z1F~Z4F (A1P, A3P) Noise filter EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 229: Wiring Diagram: Indoor Unit
Main leaving water temperature On/OFF thermostat (wired) On/OFF thermostat (wired) On/OFF thermostat (wireless) On/OFF thermostat (wireless) Ext. thermistor External thermistor Heat pump convector Heat pump convector EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 230 PC (A15P) * Power circuit PHC1 (A4P) * Optocoupler input circuit Thermal protector backup heater Q3L, Q4L # Safety thermostat Q*DI # Earth leakage circuit breaker EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 231 Only for remote user interface HCI Only for the dedicated Human Comfort Interface (BRC1HHDA used as room thermostat) SWB1 Switch box (5) Ext. thermistor (5) External thermistor EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 232 (8) External On/OFF thermostats and heat pump convector heat pump convector Additional LWT zone Additional leaving water temperature zone Main LWT zone Main leaving water temperature zone EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 233 Only for heat pump convector Only for wired On/OFF thermostat Only for wired On/OFF thermostat Only for wireless On/OFF thermostat Only for wireless On/OFF thermostat EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 234 & add: X2M: 3-4 Only for Human Comfort Interface 2 core 2×0.75 X5M: 11-12 A14P: P1-P2 user interface communication 2 core 2×0.75 A13P: P1-P2 LAN adapter communication 4D124707 EPRA14~18DAV3+W1 + ETVZ16S18+23DA6V+9W Installer reference guide Daikin Altherma 3 H HT F 4P587503-1 – 2019.07...
Page 235: Glossary
Optional equipment Equipment made or approved by Daikin that can be combined with the product according to the instructions in the accompanying documentation. Field supply Equipment NOT made by Daikin that can be combined with the product according to the instructions in the accompanying documentation.
Page 236 1/11 95D1 Field settings table [8.7.5] = ..Applicable indoor units ETVZ16S18DA6V ETVZ16S23DA6V ETVZ16S18DA9W ETVZ16S23DA9W Notes (*1) *6V (*2) *9W (*3) + EKHVCONV2 4P586462-1 - 2019.07...
Page 237: Field Settings Table
2/11 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value Room └─ Antifrost 1.4.1 [2-06] Activation 0: Disabled 1: Enabled 1.4.2 [2-05] Room setpoint 4~16°C, step: 1°C 8°C └─...
Page 238 3/11 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value └─ Heating WD curve [0-00] Leaving water value for high ambient temp. for LWT add zone heating WD curve. [9-05]~min(45,[9-06])°C, step: 1°C [2-0C]=0 25°C...
Page 239 4/11 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value [6-0B] Eco setpoint 30~min(50, [6-0E])°C, step: 1°C 45°C [6-0C] Reheat setpoint 30~min(50, [6-0E])°C, step: 1°C 45°C [6-0D] Heat up mode 0: Reheat only 1: Reheat + sched.
Page 240 5/11 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value 9.1.5.3 Setpoint mode 0: Fixed 2: Weather dependent 9.1.5.4 Schedule 0: No 1: Yes 9.1.5.5 WD curve type 0: 2-points 1: Slope-Offset 9.1.6...
Page 241 6/11 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value 9.3.2 [5-0D] Voltage R/W (*1) 0: 230V, 1~ (*1) R/O (*2) 1: 230V, 3~ (*1) 2: 400V, 3~ (*2) 9.3.3 [4-0A] Configuration...
Page 242 7/11 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value 9.A.2 [D-09] Electricity meter 2 0: No 1: 0,1 pulse/kWh 2: 1 pulse/kWh 3: 10 pulse/kWh 4: 100 pulse/kWh 5: 1000 pulse/kWh └─...
Page 243 8/11 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value [1-07] High ambient temp. for LWT main zone cooling WD curve. 25~43°C, step: 1°C 35°C(*3) [1-08] Leaving water value for low ambient temp. for LWT main zone cooling WD curve. [9-03]~[9-02]°C, step: 1°C 22°C(*3) [1-09]...
Page 244 9/11 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value [4-0D] Automatic cooling/heating changeover offset. 1~10°C, step: 0,5°C 3°C(*3) [4-0E] [5-00] Is backup heater operation allowed above equilibrium temperature during space 0: Allowed heating operation? 1: Not allowed...
Page 245 10/11 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value [8-0D] [9-00] What is the maximum desired LWT for main zone in heating? [2-0C]=2: 37~70, step: 1°C 70°C [2-0C]≠2: 37~55, step: 1°C 55°C...
Page 246 11/11 Field settings table Installer setting at variance with default value Breadcrumb Field code Setting name Range, step Date Value Default value [D-0B] [D-0C] [D-0D] [D-0E] [E-00] Which type of unit is installed? 0: LT split [E-01] Which type of compressor is installed? [E-02] What is the indoor unit software type? R/W (*3)
Page 248 4P587503-1 2019.07 Verantwortung für Energie und Umwelt...

Daikin Altherma 3 H HT F Installer's Reference Manual

1 General Safety Precautions

2 About the Documentation

3 About the Box

4 About the Units and Options

5 Application Guidelines

6 Unit Installation

7 Piping Installation

8 Electrical Installation

9 Configuration

10 Commissioning

11 Hand-Over to the User

12 Maintenance and Service

13 Troubleshooting

14 Disposal

15 Technical Data

16 Glossary

17 Field Settings Table

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Table of Contents