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Daikin Altherma EAVH16S18DA6V - User Manual

Daikin Altherma EAVH16S18DA6V
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Operation manual
Daikin Altherma 3 H F+W
English
Operation manual
Daikin Altherma 3 H F+W
EABH16DA6V
EABH16DA9W
EABX16DA6V
EABX16DA9W
EAVH16S18DA6V(G)
EAVH16SU18DA6V
EAVH16S23DA6V(G)
EAVH16SU23DA6V
EAVH16S18DA9W(G)
EAVH16S23DA9W(G)
EAVX16S18DA6V(G)
EAVX16S23DA6V(G)
EAVX16S18DA9W(G)
EAVX16S23DA9W(G)

Table of Contents

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Questions and Answers

  • C
    Charles Moses DVMAug 19, 2025
    What to do if the backup heater operation is not activated in Daikin Air Conditioner?
    • S
      Stephanie HollowayAug 19, 2025
      Check and make sure that: * The backup heater operation mode is enabled. * The backup heater overcurrent fuse has not been turned off; if it has, check the fuse and turn it back on. * The thermal protector of the backup heater has not been 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.
  • K
    Karla RobertsAug 21, 2025
    What to do if the pressure relief valve opens in Daikin Altherma EAVH16S18DA6V Air Conditioner?
    • L
      lcooperAug 21, 2025
      The pressure relief valve might open because: * The expansion vessel is broken: Replace the expansion vessel. * The valve of the water circuit towards the expansion vessel is closed: Open the valve. * The water volume in the installation is too high: Make sure that the water volume in the installation is below the maximum allowed value. * The water circuit head is too high: Check the installation requirements. The maximum water circuit head is 10 m.
  • K
    Karen FigueroaAug 25, 2025
    What to do if the pump is making noise in Daikin Air Conditioner?
    • R
      Rebecca DayAug 25, 2025
      The pump in your Daikin Air Conditioner might be making noise because: * There is air in the system: Purge air manually or use the automatic air purge function. * The water pressure at the pump inlet is too low: Check and make sure that the water pressure is >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.
  • L
    Lauren CantuAug 26, 2025
    What to do if the water flow is too low in Daikin Air Conditioner?
    • K
      Kenneth ColonAug 26, 2025
      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, either manually or using the automatic air purge function. * The water pressure is >1 bar. * The expansion vessel is NOT broken. * The valve of the water circuit towards the expansion vessel is open. * The resistance in the water circuit is NOT too high for the pump.
  • C
    charles97Aug 28, 2025
    What to do if the system is making gurgling noises after commissioning Daikin Air Conditioner?
    • Q
      qsextonAug 28, 2025
      The gurgling noises in your Daikin Air Conditioner system might be caused by: * Air in the system: Purge air from the system. * Various malfunctions.
  • A
    Anne PorterAug 30, 2025
    How to fix failing or blocked pressure relief valve in Daikin Air Conditioner?
    • B
      Brandi BrownAug 30, 2025
      Flush and clean the complete tank including the piping between pressure relief valve and the cold water inlet and replace the pressure relief valve.
  • C
    christinajenkinsSep 1, 2025
    What to do if the unit must start up out of its operation range in Daikin Altherma EAVH16S18DA6V Air Conditioner?
    • A
      Amber RobertsSep 1, 2025
      If the water temperature is too low, the unit uses the backup heater to reach the minimum water temperature first (15°C). Check and make sure that: * The power supply to the backup heater is correctly wired. * The backup heater thermal protector is NOT activated. * The backup heater contactors are NOT broken.
  • E
    Edward SharpSep 3, 2025
    What to do if there is air in the Daikin Air Conditioner system?
    • B
      Bailey TuckerSep 3, 2025
      Purge air from the system.
  • C
    chamberssamuelSep 5, 2025
    What to do if various malfunctions occur in Daikin Air Conditioner?
    • E
      Eric RichardsonSep 5, 2025
      Check if or is displayed on the home screen of the user interface.
  • W
    wendywelchSep 8, 2025
    What to do if the water volume in the installation is too low in Daikin Air Conditioner?
    • K
      Kimberly SmithSep 8, 2025
      Make sure that the water volume in the installation is above the minimum required value.

Daikin Altherma EAVH16S18DA6V Specifications

General IconGeneral
ModelEAVH16S18DA6V
CategoryAir Conditioner
Cooling Capacity5.0 kW
Heating Capacity6.0 kW
RefrigerantR-32
Energy Efficiency Class (Heating)A++
Energy Efficiency Class (Cooling)A++
Operating Temperature Range (Cooling)-10 to +46 °C

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