To Next PageTo Next PageWhy is the “Cool On” or “Heat On” flashing on my Honeywell Home Thermostat?
The “Cool On” or “Heat On” is flashing because the compressor protection feature is engaged. To resolve this, wait 5 minutes for the system to restart safely. This protects the compressor from damage.
Why is “Cool On” or “Heat On” flashing on my Honeywell Home Thermostat?
If your Honeywell Home Thermostat displays a flashing “Cool On” or “Heat On,” the compressor protection feature is active. To resolve this, simply wait 5 minutes to allow the system to restart safely, which prevents damage to the compressor.
What to do if “Heat On” is not displayed on my Honeywell Home RTH111B1042?
If “Heat On” is not displayed, set the System switch to Heat, and set the temperature level above the current room temperature. This should activate the heating function and display “Heat On”.
What to do if “Cool On” is not displayed on my Honeywell Home RTH111B1042?
If “Cool On” is not displayed, set the System switch to Cool, and set the temperature level below the current room temperature. This should activate the cooling function and display “Cool On”.
What to do if Honeywell Home RTH111B1042 heating or cooling system does not respond?
If your Honeywell Home Thermostat-controlled heating or cooling system isn't responding, make sure you've set the system switch to Heat and that the set temperature is higher than the current room temperature. Alternatively, if you're trying to cool, ensure the system switch is set to Cool and the temperature is set lower than the current room temperature. After making these adjustments, wait 5 minutes for the system to respond.
How to fix “Heat On” is not displayed on Honeywell Home Thermostat?
If your Honeywell Home Thermostat is not displaying “Heat On”, set the System switch to Heat, and ensure the set temperature is higher than the current room temperature.
What to do if “Cool On” is not displayed on Honeywell Home RTH111B1042 Thermostat?
To resolve the issue of “Cool On” not being displayed on your Honeywell Home Thermostat, set the System switch to Cool, and make sure the set temperature is lower than the current room temperature.
How to fix blank display on Honeywell Home RTH111B1042?
If the display on your Honeywell Home Thermostat is blank, ensure that fresh AAA alkaline batteries are correctly installed.
General| Brand | Honeywell Home |
|---|---|
| Model | RTH111B1042 |
| Category | Thermostat |
| Language | English |
Essential preliminary steps and checks before proceeding with thermostat installation.
Guides users to select the correct system type for thermostat compatibility.
Provides contact information for wiring assistance and general support.
Information regarding the recycling of thermostats containing mercury.
Instructions to safely de-energize the heating and cooling system before installation.
Procedure for removing the old thermostat and labeling wires for correct connection.
Steps for securely attaching the wallplate and connecting system wires to the thermostat.
Guidance for specific wiring configurations and inserting batteries.
Configuring the fan switch for different heating system types like gas or electric.
Setting up the thermostat based on the home's heating and cooling system type.
Entering and changing settings for advanced system setup and optimization.
Overview of the thermostat's physical controls and the information shown on the display screen.
Explanation of the feature preventing compressor damage by delaying restarts.
Instructions on how and when to replace the thermostat's batteries.
Solutions for common problems like blank displays or unresponsive systems.
Technical specifications detailing terminal voltage and running current.
Details the terms, conditions, and duration of the product's limited warranty.
