Program the First Day

Start by programming the wake time and temperature for one day.


❑ Press and release			Wake	.
❑ Press and release				.
❑ Press	Day	until the desired day displays. (Mon, Tue, Wed, Thu, Fri, Sat, Sun)

❑Press time or until the desired time shows in the display. NOTE: Program times are in 15 minute intervals. For example, 8:00, 8:15, 8:30.

❑Press or until the desired wake temperature displays.

The setpoint temperature range is 40°F to 90°F (4.5°C to 32°C) for heating and 45°F to 99°F (7°C to 37°C) for cooling.

❑ Press	Heat/Cool	to switch between setpoints.
	Settings

NOTE: Program times are the same for heating and cooling.

❑Press or until the display shows the desired temperature setpoint.

NOTE: You can program the fan to On or Auto for each program period. Setting Fan to On runs the system fan continuously in the program periods.

❑	Press	Fan		until the fan is at the desired setting (On or Auto).

❑	Press	Leave	,	Return	or	Sleep	and repeat these steps for each program period. The first day is now programmed.

❑Repeat each step in Program the First Day for the rest of the week.

NOTE: After the first day is programmed, you can copy that day to any other day using procedure in Copy a Day.

❑	Press	Run	when the entire week is programmed.
		Program

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CT3650 specifications

The Honeywell CT3650 is a state-of-the-art thermostat designed for optimum home climate control. This versatile device integrates advanced technology with user-friendly features, making it an ideal choice for homeowners seeking convenience and efficiency in temperature regulation.

One of the primary features of the CT3650 is its Wi-Fi connectivity. This allows users to control their home heating and cooling systems remotely via a smartphone app, providing flexibility and ease of use. Whether at work or on vacation, homeowners can adjust their thermostat settings from anywhere, ensuring comfort upon their return and promoting energy savings while away.

The CT3650 incorporates a color touchscreen display, offering an intuitive interface that makes navigation straightforward. Users can easily set schedules, view current conditions, and make adjustments with a simple tap. The vibrant display also allows for customizable color options, enhancing its aesthetic appeal to fit seamlessly into any home decor.

Another noteworthy characteristic of the Honeywell CT3650 is its Smart Response Technology. This feature learns the heating and cooling behaviors of the home and adjusts the temperature in advance to reach the desired setting by the programmed time. This not only enhances comfort but also increases energy efficiency, helping to reduce utility bills.

The CT3650 thermostat is compatible with various heating and cooling systems, including multi-stage systems, gas, electric, and heat pump configurations. This versatility ensures that homeowners can utilize the CT3650 with their existing systems without additional modifications.

Energy-saving capabilities are a highlight of the CT3650. It features an Adaptive Intelligent Recovery function, which calculates the optimal run time for the system to reach the target temperature at the scheduled time. This minimizes energy waste and maximizes efficiency, contributing to a more sustainable home environment.

Furthermore, the Honeywell CT3650 facilitates easy installation and setup. With straightforward wiring and setup instructions, users can quickly integrate the thermostat into their existing HVAC systems without requiring professional assistance.

In conclusion, the Honeywell CT3650 thermostat combines cutting-edge technology with user-centric design. With its Wi-Fi connectivity, intuitive touchscreen, smart response features, and compatibility with multiple systems, it stands out as an excellent choice for homeowners aiming to achieve a comfortable and energy-efficient living space.