User manual HONEYWELL CM907

[. . . ] Description The Honeywell CM907 is a programmable room thermostat designed to control your heating system efficiently, providing comfortable temperatures when you are at home and energy savings when you are away. The following instructions explain how to program and use the CM907 to provide the most home comfort at the least cost. Features Ergonomic User Interface features an `OK-button' making the CM907 very easy to use so you always stay in control. Dynamic Text Display provides informative `on-screen' feedback and operational assistance to the user. Extra Large LCD (Liquid Crystal Display) Screen with Backlight provides added user friendliness and clearer viewing ­ even in the dark. [. . . ] The display will go blank apart from `COPY MON TO', indicating the program for Monday will be copied to the selected target day, which is flashing in the top left corner of the display. To select a different target day press the DAY button to cycle through the button. Once the required day is flashing accept it by pressing the green Note: Once the target day is confirmed it becomes the day that is copied if the COPY DAY button is pressed again. OR To program a different day: Press the DAY button to select the next day, which is displayed in the top left corner of the display. The program for that day can then be adjusted by following steps b - g above. Programs for the remaining days can be set in the same way, using the DAY button to move to the next day. 6 PROGRAMMING THE CM907 i. To exit the programming mode move the slider switch to the desired operating mode - AUTO, MAN or OFF. Note: If the unit is left in programming mode for more than 10 minutes without the slider being moved or any buttons pressed, `MOVE THE SLIDER' will be displayed. Press a button to finish programming the thermostat or move the slider to select the desired operating mode. Disabling / Enabling Time Periods The thermostat has 6 periods each day that can be programmed, but you may not need all of these switch points for your heating requirements. To modify this value please contact your installer. 8 OPERATING THE CM907 · Temperature Override During normal operation (AUTO mode) the programmed temperature can be or buttons. The `target` temperature adjusted manually by pressing the or buttons will be displayed and flash for 5 seconds ­ during this time the can be used to modify the set value. Note: This temperature override is cancelled at the next programmed temperature change. Using the Special Functions · HOLIDAY Function The holiday function allows you to set a constant temperature (default = 10°C) for a specified number of days (from 1 - 99 days). This lets you save energy and related costs when you are away from home, but resumes normal operation on the day of your return. Move the slider switch to the AUTO or MAN position. button to display the holiday days counter and temperature b. The day after the current day will be selected and `RETURN DATE OK?' will be or time buttons to set the holiday time (1 ­ 99 days). Press the Note: (The day and date will update according to the number of days selected). `CHANGES SAVED' will be displayed for a moment followed by `TEMP OK?'. or buttons to set the holiday temperature (5°C - 35°C) Press the f. button to confirm the setting. `HOLIDAY MODE' will now Press the green be displayed on the screen until the return date is reached or the holiday mode is cancelled. The thermostat will now control to the new temperature for the set number of days that your home is vacant. At midnight the holiday counter will be reduced by one until the selected number of days have passed. The thermostat will then return to normal operation as set by the slider switch position (AUTO or MAN position). To cancel the HOLIDAY setting or to exit the function at any time press the button a second time or move the slider switch to a different position. 9 OPERATING THE CM907 · PARTY Function The party function allows you to extend your heating program by a specified number of hours at a particular temperature before resuming with the normal temperature program. This is especially useful when you want to maintain or increase the temperature during a special occasion such as a party or when entertaining guests. This function can also be used to reduce the temperature when you leave the house for a short period (shopping, visiting friends, etc) thus saving energy and saving you money. [. . . ] The factory default program for cooling is specified in the table below, but this can be modified in the same way as the default heating program: Monday to Friday Period Time Temperature Saturday & Sunday Period Time Temperature 1 8:00 24°C 2 10:00 24°C 3 12:00 24°C 4 14:00 24°C 5 18:00 24°C 6 23:00 24°C 1 6:30 24°C 2 8:00 28°C 3 12:00 24°C 4 14:00 28°C 5 18:00 24°C 6 22:30 24°C If something happens to my heating system how can I check that the thermostat is working?The thermostat should only be opened or removed by a qualified professional to prevent possible injury from electric shock and/or damage to the product. 15 FAQ's & TROUBLESHOOTING What other accessories can I buy that work with the CM907?Outside Temperature Sensor Accessory The Outside Temperature Sensor accessory can be fitted to your thermostat to display the outside temperature. By pressing the button twice, the thermostat displays the external temperature. 2. [. . . ]