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CM907 - User Guide

7 day Programmable

Room Thermostat

4201094

3

-

7

03 R1

© 2005 Honeywell International Inc.

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.

7-day heating program

 lets you set the CM907 independently for each day of 

the week to match your lifestyle, whilst maximizing energy savings.

6 independent temperature levels per day

 lets you set any 6 temperatures 

you require (from 5 to 35°C) so you can enjoy economical comfort every day 

Holiday button

 saves energy by letting you reduce the temperature for 1 to 99 

days while you are away from home, resuming normal operation on your return.

Party button

 lets you temporarily maintain (or adjust) the current temperature for 

1 - 23 hours. Useful when you have guests or leave the house for a short period.

Day Off button 

copies Sunday’s program into any other day of the week, so that 

you can make the CM907 follow this program if you have a day or days off.

Automatic Summer/Winter Time Change

 will adjust the clock automatically 

for ‘Daylight Saving Time’.

Built-in Memory

 holds the user program indefinitely so that it is never lost 

– even if you remove the batteries.

Outside  Temperature  Sensor

  (optional  accessory)  can  be  fitted  to  the 

CM907 to display the temperature outside your home.

Remote Temperature Sensor

 (optional accessory) can be fitted to the CM907 

to control to the room temperature in another location, concealing the CM907.

Optimum Start

 option is an advanced feature which ensures that the optimum 

temperature conditions are achieved at the required times.

Summary of Contents for CM907

Page 1: ...CM907 User Guide 7 day Programmable Room Thermostat ...

Page 2: ... 35 C so you can enjoy economical comfort every day Holiday button saves energy by letting you reduce the temperature for 1 to 99 days while you are away from home resuming normal operation on your return Party button lets you temporarily maintain or adjust the current temperature for 1 23 hours Useful when you have guests or leave the house for a short period Day Off button copies Sunday s progra...

Page 3: ...ry Button Slider Switch Green OK Button 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 19 18 Program Buttons Battery Compartment Lid Battery Compartment Holiday Function Button Party Function Button Day Off Function Button Copy Day Button Day Select Button Time Change Buttons COPY DAY DAY 1 6 AUTOMANOFF CM907 DATE PROG AUTO MAN OFF 18 17 16 15 14 19 1 2 3 5 4 6 8 9 10 7 13 12 11 ...

Page 4: ...mn at the changes between Greenwich Mean Time and British Summer Time You may be able to temporarily adjust the heating programme for example Override Advance or Boost These are explained in the manufacturer s instructions Programmable room thermostats need a free flow of air to sense the temperature so they must not be covered by curtains or blocked by furniture Nearby electric fires televisions ...

Page 5: ...cover of the thermostat to reveal the battery cover and product controls b Remove the battery cover by pressing down and sliding out c Insert the 2 x AA LR6 Alkaline Batteries supplied with the thermostat ensuring the correct orientation see Controls Layout on page 2 d After a short pause the thermostat will display information on the screen and is now ready for use e Replace the battery cover by ...

Page 6: ...be displayed e Use the or buttons to set the correct time Each press of the button will change the time by one minute and holding the button down will change the time slowly at first and get progressively quicker Once the correct time is set press the green button to confirm then CHANGES SAVED will be displayed for a moment followed by DATE COMPLETE Note If the slider switch is moved at any time b...

Page 7: ...e the DAY button to step through each day of the week so the complete 7 day heating program can be reviewed or edited 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 on Monday MON will be flashing The active period is highlighted by a flashing square sy...

Page 8: ...eriods are set for Monday or move the slider switch to the AUTO position to run the program as set at any time g After setting period 6 CHANGES SAVED will be displayed as before followed by DAY COMPLETE You now have a choice of how to set the program for the next day h To COPY the Monday s program to another day Press the COPY DAY button to copy Monday s program into Tuesday The display will go bl...

Page 9: ...itch points for your heating requirements Therefore any period from 2 to 6 can be disabled or enabled as follows To disable time periods Go to the desired period 2 to 6 by moving the slider switch to the PROG position then using the and DAY buttons to navigate ensuring the correct period is highlighted with the flashing square symbol Press and hold the button for at least 2 seconds and the display...

Page 10: ... another operating mode or temperature is selected OFF mode Off mode sets the thermostat to control to a minimum temperature setting of 5 C default that acts as a frost protection measure for your home This value can be adjusted by calling your installer During Normal Operation Temperature Enquiry In AUTO and MAN operating modes the thermostat will display the current room temperature which is ind...

Page 11: ... holiday indicator c The day after the current day will be selected and RETURN DATE OK will be displayed Press the or time buttons to set the holiday time 1 99 days Note The day and date will update according to the number of days selected d Press the green button to confirm the setting e CHANGES SAVED will be displayed for a moment followed by TEMP OK Press the or buttons to set the holiday tempe...

Page 12: ...y the party hours counter and temperature setting along with the party indicator c The text PARTY DURATION will now be displayed on the screen Use the or buttons to set the number of hours 1 23 hours d Press the green button to confirm the setting e CHANGES SAVED will be displayed for a moment followed by TEMP OK Use the or buttons to set the desired temperature 5 C 35 C f Press the green button t...

Page 13: ...e heating program to run for Note The day and date will update according to the number of days selected d Press the green button to confirm the setting e On confirmation CHANGES SAVED will be displayed on the screen for a moment and then will return to the normal display with the days off indicator displayed The thermostat will now control to the alternative heating program for the set number of d...

Page 14: ...PM reset the heating program to the built in settings and disable or enable the summer winter time change feature To change any of these user s parameters a Move the slider switch to the OFF position then press and hold the button for approximately 5 seconds button for approximately 5 seconds b Once entered the following information will be shown on the screen COPY DAY DAY 1 6 CM907 DATE PROG AUTO...

Page 15: ... the time button once The display will show RESET PROGRAM Press the or buttons to select the preferred setting 0 user program 1 factory program and the display will flash indicating a change has been made To confirm this change press the green button iii Enable or disable summer winter time change Press the time button twice The display will show AUTO CHANGE Press the or buttons to select the pref...

Page 16: ...e manual temperature by pressing the or buttons This can be set anywhere from 5 C to 35 C in 0 5 C steps The thermostat will continue to maintain this temperature until another operating mode is selected or the temperature is adjusted What is Optimum Start Optimum Start is a program which ensures that the optimum temperature conditions are achieved at the required times This is an Energy Efficienc...

Page 17: ... is specified in the table below but this can be modified in the same way as the default heating program Monday to Friday Period 1 2 3 4 5 6 Time 6 30 8 00 12 00 14 00 18 00 22 30 Temperature 24 C 28 C 24 C 28 C 24 C 24 C Saturday Sunday Period 1 2 3 4 5 6 Time 8 00 10 00 12 00 14 00 18 00 23 00 Temperature 24 C 24 C 24 C 24 C 24 C 24 C If something happens to my heating system how can I check tha...

Page 18: ... By pressing the button twice the thermostat displays the external temperature 2 Remote Temperature Sensor Accessory The Remote Temperature Sensor accessory can be fitted to your thermostat to control the temperature of another room where it is inconvenient to locate the thermostat e g commercial premises where the public may tamper with the buttons Note For more information on the above accessori...

Page 19: ... set correctly for your system CM907 not set correctly for your system Fault in CM907 Remedy Check to see if there are batteries in the battery compartment and the paper tab has been removed Check that the batteries have been installed in the correctorientation Replace with new batteries Replace with new batteries Check that there is power to the heating system Move the slider switch to MAN and pr...

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