A guide to the Honeywell Smart Thermostat
This guide walks you through setting up and using the Honeywell Smart Thermostat, from pairing with the Lightwave app to understanding device modes, changing batteries, and overriding temperatures—all designed to give you smarter control over your home climate.
🔗 Pairing with the Lightwave App
Seamlessly connect your thermostat to the Lightwave app for full smart home integration.
Follow our quick setup guide here:
👉 How to Add Honeywell Devices to the Lightwave App
🌀 Device Modes Explained
Your Honeywell thermostat offers several operating modes to match your lifestyle:
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🌿 Eco Mode – Lowers energy usage by adjusting your setpoint with a custom offset (±3.0°C).
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🔥 On Mode – Keeps your system running to maintain your desired temperature.
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⛔ Off Mode – Turns off heating or cooling entirely.
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🔄 HC Mode (Heat/Cool) – Automatically switches between heating and cooling for year-round comfort.
🎥 Watch how to change modes on the DT4R:
Device Modes on Honeywell Smart Thermostat
🔋 How to Replace the Batteries
Stay powered with this simple battery change process:
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Gently lift the thermostat off its mount or stand.
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Replace the 2x AA batteries, ensuring correct polarity.
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Reattach the unit—done in under a minute!
🎥 Watch it here:
Battery & Stand Installation
🌡️ Quick Temperature Override
Need a temporary change? Override the schedule in seconds:
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Tap the + or – button to set your preferred temperature.
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The override will stay active until the next scheduled update.
🎥 Demo video:
Temperature Override on Honeywell Smart Thermostat
📞 Need a Hand?
Our friendly support team is here to help!
For expert guidance, call 0121 468 8987 (Option 2) to speak directly with our technical support specialists.
Your comfort is just a call away.