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

Questions and answers

Melvyn Thurlby
January 17, 2025

How do I adjust the pressure

Summary of Contents for Ideal Heating HALO LITE

  • Page 2 USER GUIDE Welcome to your new Ideal Halo Lite. This thermostat will help you to control both your heating temperature and the times that your heating is on. You can choose to run your heating in “Auto” mode Alternatively, you could choose to run your where you can set daily schedules for your heating heating in “Manual”...
  • Page 3: Main Features

    TOP TIP Your Halo Lite is designed to provide the perfect balance of comfort and efficiency. It has a feature called Enhanced Load Compensation which balances the temperature in your radiators to maintain the target room temperature with optimum efficiency. As a result you might notice that when the temperature in your home reaches the target your radiators are not hot to touch.
  • Page 4 OVERRIDE Turn the dial to adjust the target temperature temporarily (this could be up or down). If you are running a schedule with pre-set times (Auto mode) and you want to adjust the temperature of your heating temporarily, simply turn the dial to your desired temperature.
  • Page 5 PLUS HOURS Push the dial to extend the current heating setting. If you are running a schedule with pre-set times (Auto mode) and you want to maintain the current temperature of your heating instead of moving to the next setting simply press the dial.
  • Page 6 SCHEDULES Your Halo Lite will come Turn the dial to move between with a pre-set schedule: the different days and view the schedule that is set. To edit 6:00 – 8:00 21 a day, push the dial or right 8:00 – 16:00 OFF hand button when the day is highlighted in light blue.
  • Page 7: Additional Features

    To temporarily turn your heating off whilst you are on holiday, select the holiday Mode function in the menu and use the dial and buttons to set the number of days. Support Provides information for your installer or technical expert about your Halo Lite such Page as software version. Child Lock To lock the control to avoid it being altered press and hold the left &...
  • Page 8: Safety Information

    Always isolate the mains supply before OPENTHERM installing or working WIRED COMBI on any components The Ideal Halo Lite must be that require a 230V ac installed by a competent person Product Code: 221528 supply. with the appropriate safety qualifications. Please read the OpenTherm (OT) wired single instructions carefully.
  • Page 9: Kit Contents

    H E A T I N G 6. Screws & Rawlplugs Installation Guide WIRING GUIDELINES The Ideal Halo Lite PRT OT Combi should only be wired into the OpenTherm low voltage connection and should not be connected to a 230V ac 4. Installation and User Guide 5.
  • Page 10: Location Guidelines

    B. LOCATION GUIDELINES 1.2-1.5m 1: Mounted 1.2-1.5m above the floor. 2: Not above radiator/heat source. 3: Not in direct sunlight. 4: Away from any draughts. 5: Not fitted behind curtains. 6: Internal use only.
  • Page 11 C. INSTALLING THE HALO LITE PRT Integral spirit level positioned towards the top of the unit. 1. The Halo Lite PRT can be installed with or 2. If no trim plate is required use the rear housing without the provided trim plate. Trim plate of the PRT to position the unit on the wall, alternatively secure rear housing to trim plate.
  • Page 12 4. If existing 230V device is already 5. Take the cable that is wired into 6. Check all wiring then installed remove wiring from the Halo Lite and connect into re-assemble the control box the 230V connections and add the OpenTherm connections in...
  • Page 13 E. COMMISSIONING THE HALO LITE 1. Check Halo Lite is mounted and aligned correctly. 2. Check wiring to boiler is correct and wired into the OpenTherm connection. 3. Switch power on to boiler – the Halo Lite PRT should power up automatically.
  • Page 14: Completion Checklist For Installation

    Hereby, Ideal Boilers Ltd declares that this device is in compliance with: EMC directive: 2014/30/EU Standards: EN 60730-1: 2016; EN 60730-2-9:2010 The full text of the EU declaration of conformity is available at the following internet address: idealheating.com For more information and FAQs visit the Ideal Heating website idealheating.com 221664 A03...

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