Using Your Halo Thermostat

If your Smart interface is connected internally on the boiler, ensure that the 8 pin connector is secure and that both the mains room stat and opentherm links are in place. If your smart interface is connected via an external bracket please obtain your full boiler model number and call our customer services team on 01482 498660 

4 x aa Duracell batteries are supplied with the Halo.

Ideal do not recommend using any rechargeable batteries. Only alkaline batteries should be used

It's estimated with general use that the batteries should last between 18-24 months

The Halo can be wall mounted or placed on the desk stand included. 

If your Halo is connected via the mobile app, automatic updates will be transmitted to your unit.  Only the WiFi version of the Halo, comes with this functionality as standard

This option is currently not available but we're working on it.

No, Halo is only compatible with Ideal boilers to ensure you get the greatest efficiency out of your central heating system as possible. 

In a normal situation, the Smart interface is powered by the boiler directly. The Halo control is powered by  4 x AA batteries. If your installation requires a smart interface bracket, The power is supplied by a 24v mains adapter.  

No, the Halo Combi Wi-Fi and Halo Combi RF are wireless controls, powered by batteries.

The Halo is currently not controllable via a PC web browser

You can power the device using a micro USB lead located in the battery compartment.  The existing batteries must be removed beforehand

To maximise the battery life, the backlight timeout has been fixed at 15 seconds

The override feature is only active when the unit is in failsafe mode. Please see the user guide for further details. 

Failsafe mode activated when the Halo control cannot communicate with the Smart Interface. See failsafe modes in user manual

To wake up the screen, press either button or turn the control dial. 

If your Smart interface is connected internally on the boiler, ensure that the 8 pin connector is secure and that both the mains room stat and opentherm links are in place. If your smart interface is connected via an external bracket please obtain your full boiler model number and call our customer services team on 01482 498660

The Halo should be mounted 1.2-1.5m above the floor if wall mounted. Alternatively, it can be desk mounted using the provided desk stand. 

It should not be installed above a radiator or heat source, not in direct sunlight, away from any draughts and not fitted behind a curtain.

For the full user guide on the Ideal Halo RF please see the Halo section of the Ideal heating website.

For general use, it is advisable to perform a factory reset and re-pair your controls as per the instructions in the user guide.

If you are looking to use the mobile app, you need to download the Ideal Halo app from the appropriate AppStore for your device and follow the  and link your control to the app. The app will guide you through the setup process.

Your Halo will come with a pre-set schedule. To alter this go into the Timed Heating Schedules section in the menu. For more information on how to alter a schedule either refer to the user guide that came with the Halo and is also available online at idealboilers.com or watch the “How to alter the schedule on the Halo Combi” video on the Ideal Boilers YouTube channel.  

If you have the Halo Combi Wi-Fi control you can alter the schedules in the Ideal Halo app.

6 per day 

Currently there is no Night Set Back feature on the Ideal Halo however, with 6 heating schedules per day there is the flexibility to set additional “on” periods with a lower setpoint to compensate for this. 

In Auto mode turn the dial to the required temperature, the temperature will then remain at this new target until start of the next scheduled event. To maintain the current target temperature for longer than is scheduled push the dial to bring up a pop up menu, select the number of hours you would like to extend the current heating period by turning and pushing the dial. If you have the Halo Combi Wi-Fi control you can also override the target temperature or extend the heating period (pus hours) remotely in the Halo app. To boost your heating  simply turn the dial or press the plus button to the required temperature, the temperature will then remain at this new target until start of the next scheduled event. To maintain the current target temperature for longer than is scheduled press the plus hours icon on the home screen to bring up a pop up menu, select the number of hours you would like to extend the current heating period by.

Your Halo  will come with a pre-set schedule. To alter this go into the Timed Heating Schedules section in the menu. For more information on how to alter a schedule either refer to the user guide that came with the Halo and is also available online at idealboilers.com or watch the “How to alter the schedule on the Halo Combi” video on the Ideal Boilers YouTube channel.

If you have the Halo Combi Wi-Fi control you can alter the schedules remotely in the Ideal Halo app.

In manual mode turn the dial until the desired target temperature is shown on the screen.   In Auto mode turn the dial to the required temperature, the temperature will then remain at this new target until start of the next scheduled event.  An override icon will then show on the screen.   If you have the Halo Combi Wi-Fi control you can also override the target temperature remotely in the Halo app. To change the target temperature simply turn the dial or press the plus / minus button to the required temperature, the temperature will then remain at this new target until start of the next scheduled event. An override icon will then show on the screen.

Press the right hand button to enter the mode menu, scroll to select OFF and push the dial to confirm.

If you have the Halo Combi Wi-Fi control you can also turn the heating off remotely in the Halo app, simply tap the mode lozenge which is located in the centre just below the temperature ring and select OFF from the pop up menu.

Frost protection is active when the Halo is set to OFF. It will run the central heating system if the temperature drops to 5°C to prevent freezing. 

To set holiday mode, when your Halo is temporarily set to OFF for a pre-determined period of time. On the day you are due to leave press the left button to enter the menu, enter holiday mode and select how many days you would like holiday mode to last. Push the dial to confirm.

If you have the Halo Combi Wi-Fi control you can also set holiday mode remotely in the Halo app, simply go to the menu and select holiday mode and follow the guidance on the screen.

To lock the screen to avoid any adjustments simply press the 2 buttons at the same time until the padlock icon appears. To remove the lock press the 2 buttons together again until the icon disappears. 

If a spanner is visible on the screen of your Halo it indicates that your boiler is due a service. If the spanner is grey your service is due in 60 days, if it is amber your service is due within 30 days, if it is red your fault is due now or overdue.

If an exclamation mark is visible on the screen of your Halo control it indicates that your boiler has a fault. When the exclamation mark is visible the right hand button will take you to a fault page with a description of the fault on your boiler and instructions of what you need to do.

If your boiler has a fault and you have the Halo Combi Wi-Fi, the exclamation mark fault icon will also show on your app screen and you can tap through to a fault page  with a description of the fault on your boiler and instructions of what you need to do.

Please ensure your heating is not in an override situation.  The menu is not available when in this state.