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IVT HMC300 Operating Instructions Manual

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HMC300
Control unit
6 720 808 471-00.1O
Operating Instructions
6 720 813 192 (2014/10)

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Do you have a question about the HMC300 and is the answer not in the manual?

Questions and answers

Blerim Velmishi
February 9, 2025

H01/5451 error code

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1 comments:
Mr. Anderson
February 11, 2025

The H01/5451 error code on the IVT HMC300 indicates that the heat pump needs maintenance. The system will continue to operate as much as possible, but servicing is required. It is recommended to contact the installer to carry out the necessary maintenance.

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Summary of Contents for IVT HMC300

  • Page 1 HMC300 Control unit 6 720 808 471-00.1O Operating Instructions 6 720 813 192 (2014/10)

  • Page 2: Table Of Contents

    Rectify shown operating fault ....38 10 Environment / disposal ......40 HMC300 – 6 720 813 192 (2014/10)

  • Page 3: Key To Symbols And Safety Instructions

    These instructions are intended for the user of the heating system ▶ Read the instructions (for heat source, modules etc.) before use and keep them handy. ▶ Pay attention to the safety and warning instructions. HMC300 – 6 720 813 192 (2014/10)

  • Page 4: Product Data

    The control unit starts again when the power returns. It may be necessary to redo the settings for the time and date. No other settings are necessary. HMC300 – 6 720 813 192 (2014/10)

  • Page 5: Overview Of Buttons And Symbols

    If the display is off it goes on when a button is used, and the respective function is carried out. A short tap on the menu dial will only light up the display. The display goes off automatically if no buttons are used. HMC300 – 6 720 813 192 (2014/10)
  • Page 6 ▶ Press the menu dial to activate the input box for selection of heating circuit in the initial menu (only applies to systems with at least two heating circuits,  chapter 4.1, page 9). Table 2 Buttons HMC300 – 6 720 813 192 (2014/10)
  • Page 7 Button lock The button lock is activated if the key is shown. Table 3 Symbols in initial menu HMC300 – 6 720 813 192 (2014/10)
  • Page 8 The house heating switches between heating mode and temperature Program 2 reduction mode at the set times. Heating mode in displayed heating circuit active Temperature reduction mode in displayed heating circuit active Table 3 Symbols in initial menu HMC300 – 6 720 813 192 (2014/10)

  • Page 9: Quick Manual

    The required room temperature is shown in the bottom of the display, in a popup window. The control unit adjusts the permanent room temperature to the required room temperature. Table 5 Quick guide – Activate operating mode HMC300 – 6 720 813 192 (2014/10)

  • Page 10: Change Room Temperature

    The control unit works with the new settings. The settings apply for all time programs for house heating (when two or more heating ciruits are set they only apply to the selected heating circuit). Table 6 Quick guide – Room temperature HMC300 – 6 720 813 192 (2014/10)

  • Page 11: Additional Settings

    If the button lock is active a key is shown on the display ( image 2 [5], page 7). Table 7 Quick manual – Additional settings HMC300 – 6 720 813 192 (2014/10)

  • Page 12: Favourite Functions

    ▶ Turn and press the menu dial to select a function (Yes) or to cancel the selection (No). The changes take effect immediately. ▶ Press the return button to close the menu. 6 720 811 136-15.1O Table 8 Quick manual – Favourites functions HMC300 – 6 720 813 192 (2014/10)

  • Page 13: Use The Main Menu

    Display contrast Thermal disinfection Room temp. sen. adj. Start Time correction Start now Standard display Cancel Internet password Temperature Time Max. period 6 720 811 136-101.1O Fig. 3 Menu structure of the main menu HMC300 – 6 720 813 192 (2014/10)

  • Page 14: Overview Of Main Menu

    Holiday Settings for operation of system during long absence (holiday program). Hybrid system Set energy price ratio Settings Change general settings, e.g. time, date, display contrast etc. Table 9 Overview of main menu HMC300 – 6 720 813 192 (2014/10)

  • Page 15: Adjust Settings For Automatic Operation Of House Heating

    Talk to your installer if you do not want to heat the house during the night. He can also set the temperature reduction mode. The following table shows how to activate and select a time program for house heating. HMC300 – 6 720 813 192 (2014/10)
  • Page 16 The new time period is shown in grey in the time program bar chart. ▶ Press the menu dial. The control unit works with the new settings. 6 720 811 136-20.1O Table 12 Adjust time program for house heating or individual requirements HMC300 – 6 720 813 192 (2014/10)
  • Page 17 6 720 811 136-23.1O The control unit works with the new settings. Table 12 Adjust time program for house heating or individual requirements The following table shows how to change the name of the heating circuits. HMC300 – 6 720 813 192 (2014/10)
  • Page 18 The cursor flashes in the position where the character <C was last shown. ▶ Press the return button to exit the input and use the entered name. Table 13 Change the name of the heating circuit HMC300 – 6 720 813 192 (2014/10)

  • Page 19: Change Settings For Heating Hot Water

    1) Only available when the outdoor temperature controlled summer/winter mode is active in respective heating circuit. 2) Damped outdoor temperature involves a delayed effect of the measured outdoor temperature to equalise temperature variations. HMC300 – 6 720 813 192 (2014/10)
  • Page 20 ▶ Turn the menu dial to mark Always on - DHW red. or Always on - DHW. ▶ Press the menu dial. Heating of hot water takes place without interruption 6 720 811 136-28.1O Table 17 Adjust settings for heating hot water HMC300 – 6 720 813 192 (2014/10)
  • Page 21 The hot water is also regularly heated up to the set temperature. This also contributes towards preventing legionnaires' bacteria. This menu is used to configure thermal disinfection. Menu: Thermal disinfection HMC300 – 6 720 813 192 (2014/10)
  • Page 22 15 minutes. Table 21 Settings for circulation 1) Not available if Sweden or Finland has been specified as the country where the heat pump is installed. HMC300 – 6 720 813 192 (2014/10)
  • Page 23 ▶ Turn the menu dial to mark off or on and press the menu dial. The control unit works with the new settings. In periods with the setting off the circulation pump is always switched off. Table 22 Adjust settings for adjust circulation HMC300 – 6 720 813 192 (2014/10)

  • Page 24: Settings For Heated Pool

    Time If the outdoor temperature is less than this set program temperature the time program for additional min. heat is disconnected. outdoor temp. Table 24 Time program for an extra heat source HMC300 – 6 720 813 192 (2014/10)

  • Page 25: Set Holiday Program

    Delete Delete all settings for selected holiday program A detailed description of how to set the holiday program is Table 26 Settings for holiday programs given in table 27 from page 26. HMC300 – 6 720 813 192 (2014/10)
  • Page 26 Select a set the heating circuits and hot water system for the holiday program ▶ Open the menu for holiday program. ▶ Turn the menu dial to mark Selection heat. circ./DHW . 6 720 811 136-34.1O Table 27 Set, cancel or delete holiday program HMC300 – 6 720 813 192 (2014/10)
  • Page 27 ▶ A message on which holiday program has been deleted is shown in a popup window. ▶ Press the menu dial. 6 720 811 136-37.1O The holiday program has now been deleted. Table 27 Set, cancel or delete holiday program HMC300 – 6 720 813 192 (2014/10)

  • Page 28: Adjust Settings For Hybrid System

    Gas/oil costs: 8 cent/kWh This ratio must be given via the menu Hybrid system > Energy:price ratio. The setting of the price ratio is made by dividing the price of electricity with gas HMC300 – 6 720 813 192 (2014/10)

  • Page 29: General Settings

    – 6 minutes per year = – 360 seconds per year • 1 year = 52 weeks • – 360 seconds: 52 weeks = – 6.92 seconds per week • Increase time correction to 7 seconds per week. HMC300 – 6 720 813 192 (2014/10)
  • Page 30 Actual mode 6 720 811 136-102.1O Fig. 5 Information menu structure Only available if a temperature sensor or a room unit has been installed in the reference room for the corresponding heating circuit. HMC300 – 6 720 813 192 (2014/10)
  • Page 31 The number of compressor starts in Actual temp. pool Measured temperature in pool pool pool mode since commissioning or Table 31 Information on heated pool since last reset. Table 32 Information on operation of heat pump HMC300 – 6 720 813 192 (2014/10)
  • Page 32 Table 34 Information on solar heating system HMC300 – 6 720 813 192 (2014/10)
  • Page 33 Menu options: Outside temp. This menu shows the actual measured temperature. There is also a diagram here that shows the development of the outdoor temperature during the actual day and previous day (from 00:00 to 24:00). HMC300 – 6 720 813 192 (2014/10)
  • Page 34 Program version for communication module Login data Login name and password to login the app to control the system via a smartphone MAC address Communication module MAC address Table 37 Information on internet connection HMC300 – 6 720 813 192 (2014/10)

  • Page 35: Energy Saving Tips

    Off . comfort. water heater Actual mode Actual operating mode for selected heating circuit (Heating, Idling, Cooling) Table 38 System information 1) Not used in Sweden. HMC300 – 6 720 813 192 (2014/10)

  • Page 36: Common Questions

    Why is the heat source working anyway? The heat source can heat up hot water. Your heating system can be set to 2 possible control modes ( chapter 2.2, page 4). HMC300 – 6 720 813 192 (2014/10)

  • Page 37: Rectify Operating Fault

    Set the hot water program. incorrectly. The configuration of the hot water Contact the installer and get him to check the settings. heating does not suit the heating system. Table 39 Rectify "experienced" fault HMC300 – 6 720 813 192 (2014/10)

  • Page 38: Rectify Shown Operating Fault

    The fault could be caused by an operating fault in the control unit, on a component, a module or the heat source. The system continues to remain in operation as long as possible, i.e. heating can still take place. HMC300 – 6 720 813 192 (2014/10)
  • Page 39 ▶ Contact your installer if the fault cannot be rectified by control unit and heat source, the fault will also resetting. be shown in the control unit. Ask your installer if you are unsure of which connection there is. HMC300 – 6 720 813 192 (2014/10)

  • Page 40: 10 Environment / Disposal

    Child lock The settings in the initial menu and in the menu can only be changed when the child lock (button lock) has been removed ( page 11). HMC300 – 6 720 813 192 (2014/10)
  • Page 41 Thereby, sufficient DHW is available at the draw-off points (e.g. taps). This is a prerequisite for longer hot shower. Time program for the heating system This time program ensures automatic changeover between operating modes at defined switching times. HMC300 – 6 720 813 192 (2014/10)
  • Page 44 Alto Energy Limited Unit 17 Glenmore Business Centre Witney, Oxfordshire, OX29 0AA, United Kingdom www.altoenergy.co.uk | info@altoenergy.co.uk...

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