PROGRAMMING THE CM901

The Built-in Heating Program

The built-in heating program has 6 temperature level changes that can be set between 3.00am and 2.50am - allowing you to maintain the evening temperature after midnight. Each temperature level can be set between 5°C and 35°C, and adjusted in 0.5°C increments. The factory default program for heating is as follows:

Period

1

2

3

4

5

6

 

 

 

 

 

 

 

Time

6:30

8:00

12:00

14:00

18:00

22:30

 

 

 

 

 

 

 

Temperature

21°C

18°C

21°C

18°C

21°C

16°C

Reviewing the Heating Program

To review or edit the heating program move the slider switch to the PROG position then use the or buttons to navigate between the 6 individual programming periods.

Modifying the Heating Program

To change the heating program:

a.Set the slider switch to the PROG position, entering programming mode. ‘SET TIME 1’ will be displayed and the time settings for period 1 will be flashing. The active period is highlighted by a flashing square symbol around the numbers at the bottom of the screen.

DATE

PROG

AUTO

MAN

OFF

1 2 3 4 5 6

5

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Honeywell CM901 manual Built-in Heating Program, Reviewing the Heating Program, Modifying the Heating Program

CM901 specifications

The Honeywell CM901 is a highly efficient, programmable room thermostat designed for residential heating systems. This versatile device caters to the needs of homeowners by combining user-friendly features with advanced technology to ensure optimal climate control in living spaces.

One of the standout features of the CM901 is its ability to offer seven-day programming. Users can set different heating schedules for each day of the week, allowing for flexibility according to their lifestyle. This functionality is particularly beneficial for families with varying routines, enabling energy savings during times when the home is unoccupied. Users can program the thermostat to reduce heating in the mornings when they are away and ramp up the temperature just before they return home.

The CM901 supports a wide range of heating systems, including gas, oil, and electric boilers, as well as underfloor heating systems. This compatibility makes it suitable for a variety of homes and heating setups, ensuring that it can meet the unique needs of different households. Furthermore, its easy installation process allows homeowners or contractors to set it up with minimal hassle.

Equipped with an intuitive interface, the CM901 features a clear LCD display that shows the current room temperature and set point at a glance. The backlit screen enhances usability, enabling users to read the display in low-light conditions. The device also allows for manual override, making it convenient for users to adjust settings on-the-fly without interfering with their programmed schedule.

Energy efficiency is a prime focus of the CM901, as it helps reduce heating costs while maintaining comfort. Its precise temperature control and programming capabilities ensure that heating is only used when necessary, leading to reduced energy consumption. This not only benefits the environment but also helps homeowners save money on their energy bills.

In terms of build quality, the Honeywell CM901 boasts a sleek and modern design that fits seamlessly into contemporary home decor. Its durable construction ensures longevity, offering reliable service for years to come.

Overall, the Honeywell CM901 stands out as a practical solution for homeowners seeking a blend of comfort, efficiency, and ease of use in their heating systems. With its programmable features, adaptability, and user-friendly interface, the CM901 is an excellent choice for those looking to enhance their indoor climate control experience.