Honeywell CT1501 Installation Manual

Ensure the power is turned off before installation. Mount the subbase on the wall using the provided screws and anchors. Connect the wires according to the labeled terminals, and then attach the thermostat unit to the subbase.
Check the battery compartment for proper battery placement and replace if necessary. Ensure that the wiring is correctly connected and the power source is functioning.
Perform a reset by removing the thermostat from the subbase and reinstalling it. Check all wire connections and ensure that the power supply is active.
Regularly check and replace the batteries, clean the exterior with a soft cloth, and inspect wiring connections for any signs of wear or damage.
Remove the thermostat from the subbase, wait for about 30 seconds, then reattach it. This will reset the device to its default settings.
Refer to the user manual for specific error codes. Common codes include low battery indicators or wiring issues, which need immediate attention.
The Honeywell CT1501 is compatible with single-stage heating systems. Consult a professional for multi-stage compatibility.
Access the calibration mode by pressing and holding the temperature up and down buttons simultaneously for several seconds, then adjust as needed.
Ensure that the thermostat is in the correct mode (heat/cool) and check that the temperature differential settings are correct. Verify the HVAC system is functioning properly.
Remove the thermostat from the subbase, open the battery compartment on the back, and replace with new AA batteries, ensuring correct polarity.