Daikin Altherma 3 R F User Manual (English)

Other manuals for Daikin Altherma 3 R F

Installer's Reference Guide312 pages

Installation Manual48 pages

Operation Manual24 pages

Questions and Answers:

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Meghan SimpsonAug 22, 2025
Why is my Daikin Heat Pump not heating or cooling properly?
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  Scott LoganAug 22, 2025
  There are several possible reasons why your Daikin Heat Pump isn't heating or cooling as expected. It could be due to an incorrect temperature setting on the remote controller. Make sure to check the temperature setting and refer to the operation manual. Another potential cause is low water flow. Ensure all shut-off valves in the water circuit are fully open, the water filter is clean, and there's no air in the system. Also, verify the water pressure is above 1 bar, the expansion vessel isn't broken, and the valve towards the expansion vessel is open. Finally, check that the water volume in the installation is above the minimum required value.
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chaddeleonAug 23, 2025
Why is my Daikin Heat Pump not sufficiently heating at low outdoor temperatures?
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  Michael MooreAug 23, 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.
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Michelle HebertAug 25, 2025
What to do if Daikin Heat Pump fails?
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  Frank PriceAug 26, 2025
  A Daikin Heat Pump failure can stem from several issues. It could be due to damage to the heat pump itself, in which case you should consult the help text for malfunctions. Another cause might be air trapped within the system, requiring you to purge the air. Also, an incorrect hydraulic balance could be the reason; the installer needs to perform hydraulic balancing to ensure correct flow distribution. Finally, various malfunctions can trigger a failure; check the user interface for error codes and consult the help text for malfunctions.
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jason89Aug 27, 2025
Why is the water at the tap too cold with my Daikin Altherma 3 R F Heat Pump?
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  Kenneth GravesAug 27, 2025
  If the water at the tap is too cold when using your Daikin Heat Pump, it might be because you ran out of domestic hot water due to unusually high consumption. If you need hot water immediately, activate the DHW tank Powerful operation. Keep in mind that this will consume extra energy.
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Matthew GrayAug 27, 2025
How to fix too cold/hot living room with Daikin Heat Pump?
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  john22Aug 27, 2025
  If you're feeling too cold or too hot in your living room while using the Daikin Heat Pump, here are a few potential solutions: * If the desired room temperature is too low (or high), increase (or decrease) it. * If the desired room temperature cannot be reached, increase the desired leaving water temperature according to your heat emitter type. * If the weather-dependent curve is set incorrectly, adjust the weather-dependent curve.
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Joseph BurnsAug 28, 2025
What to do if Daikin Altherma 3 R F Heat Pump refrigerant leaks in the room and comes in contact with fire?
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  Christopher MartinezAug 29, 2025
  If refrigerant leaks in the room and comes into contact with fire, immediately turn off any combustible heating devices and ventilate the room thoroughly. Then, contact the dealer from whom you purchased your Daikin Heat Pump for further assistance.
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Madison JohnsonAug 30, 2025
What to do if Daikin Altherma 3 R F Heat Pump water flow is too low?
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  tonyapearsonAug 30, 2025
  If the water flow is too low, check and ensure that all shut-off valves of the water circuit are completely open, the water filter is clean (clean if necessary), there is no air in the system (purge air if necessary), the water pressure is >1 bar, the expansion vessel is NOT broken, the valve (if equipped) of the water circuit towards the expansion vessel is open and the resistance in the water circuit is NOT too high for the pump.
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Eric HigginsAug 31, 2025
Why am I feeling too cold/hot in my living room with my Daikin Thermostat?
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  Justin CoxAug 31, 2025
  There are several reasons why you might be feeling too cold or too hot. It could be that the desired room temperature is set too low or too high; in this case, increase or decrease the desired room temperature accordingly. If the desired temperature cannot be reached, try increasing the leaving water temperature, keeping in mind the heat emitter type. Also, the weather-dependent curve might be set incorrectly, so consider adjusting it.
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Ronald KempSep 2, 2025
How to check temperature settings on Daikin Altherma 3 R F when it is not heating or cooling?
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  Derek MorganSep 2, 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.
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Kimberly BishopSep 3, 2025
What to do if Daikin Heat Pump is not heating or cooling and water flow is low?
- J
  Jason CraigSep 3, 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.

Daikin Altherma 3 R F Specifications

General

Type	Air-to-water heat pump
Refrigerant	R-32
Operating Temperature Range (Heating)	-25°C to 35°C
Operating Temperature Range (Cooling)	10°C to 46°C
Energy Efficiency Ratio (Heating)	A+++
Energy Efficiency Ratio (Cooling)	A++
Integrated Tank Capacity	230 L
Heating Capacity	4 - 16 kW (depending on model)