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9

SETTING-UP THE CM727 

Getting Started’

This section shows you how to setup and run the thermostat in 3 simple steps:

STEP 1: Installing the Batteries

Note:

  Please  follow  the  instructions  in  this  section  only  if  the  thermostat  screen  is  blank  (no 

symbols or digits are displayed). If the room temperature is already displayed move on to 

Step 2: 

Setting the Date and Time

.

To install the Batteries:

a.

  Lift up the front 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 8).

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 sliding it firmly back into the front of the thermostat.

STEP 2: Setting the Date and Time

To set the Date and Time:
a.

  Press the 

DATE/DAY

 button to begin setting the date. 

When 

you set the date for the first time after the batteries are inserted, 

the display will show:

  Press the 

 

 or 

 buttons to set the current day of the month 

(e.g. 

d 01

 = 1

st

 day of the month) then press the green 

 

button to confirm.

b.

  Press the 

 

 or 

 buttons to set the current month of the 

year (e.g. 

m 01

 = January) then press the green 

 button to 

confirm.

c.

  Press the 

 

 or 

 buttons to set the current year (e.g. 

yr 06

 

= 2006) then press the green 

 button to confirm.

  The date is now stored and the Day Indicator will be displayed 

under  the  current  day  of  the  week  (e.g.  1  =  Monday,  2  = 

Tuesday, etc.)

d.

  Use the     or   buttons to set the correct time then press 

the green 

 button to confirm. Each press of the buttons will 

change  the  time  by  one  minute  and  holding  them  down  will 

change the time slowly at first and get progressively quicker.

 

Note:

  If  this  mode  is  entered  accidentally  then  press  the 

AUTO

MAN 

or 

OFF 

buttons to exit.

 

STEP 3: Running the Built-in Heating Program

The thermostat is now ready for operation. Press the 

AUTO 

button and the built-in heating program 

will start running. 

Note:

 The built-in heating program has been designed to provide normal comfort 

requirements, but if you want to customise the settings please see the next section ‘

Programming 

the CM727

’.

AM

Summary of Contents for CM720

Page 1: ...1 CM721 2 6 CM727 7 11 USER GUIDE This is a legacy product document supported by Resideo It is no longer manufactured ...

Page 2: ...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 thermostat to provide the most home comfort at the least cost Controls Layout LCD Screen Battery Low Indicator Time Display Burner On Indicator Temperature Display 1 2 3 6 11 12 13 7 8 9 10 4 5 Battery Cover Program Buttons Time Change Buttons S...

Page 3: ...egin setting the date When you set the date for the first time after the batteries are inserted the display will show Press the or buttons to set the current day of the month e g d 01 1st day of the month then press the green button to confirm b Press the or buttons to set the current month of the year e g m 01 January then press the green button to confirm c Press the or buttons to set the curren...

Page 4: ...od will be pushed forward c Once the required time is reached press the green button to confirm Note If the original time setting did not require adjustment press the green button to move to step d d The temperature setting for period 1 will now be flashing To adjust this press the or buttons and confirm the setting again by pressing the green button e The next time and temperature period will now...

Page 5: ...re To review the programmed target temperature the temperature which the thermostat is trying to maintain press the button This target temperature value will be displayed flashing for 5 seconds before returning to the current room temperature value Temperature Override During normal operation AUTO mode the programmed temperature can be adjusted manually by pressing the or buttons or the button The...

Page 6: ...r backward by one hour for Daylight Saving Time This is carried out on the last Sunday of March and October each year Optimum Start Optimum Start is a program which ensures that the optimum temperature conditions are achieved at the required times This is an Energy Efficiency feature that adjusts the start time of your heating system depending upon how cold it is For example on cold days your heat...

Page 7: ...clear after a few minutes contact your installer Your installer has set a scheduled maintenance alert period on your CM721 as a recommendation that your heating system should receive a routine inspection Call your installer to arrange a maintenance visit Note The CM721 and heating system will continue to operate as normal RF communication lost due to the wrong location of the room unit Hook the ro...

Page 8: ...esigned 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 thermostat to provide the most home comfort at the least cost Controls Layout LCD Screen Battery Low Indicator Time Display Burner On Indicator Day Indicator Temperature Display 1 2 3 4 5 6 Holi...

Page 9: ...he first time after the batteries are inserted the display will show Press the or buttons to set the current day of the month e g d 01 1st day of the month then press the green button to confirm b Press the or buttons to set the current month of the year e g m 01 January then press the green button to confirm c Press the or buttons to set the current year e g yr 06 2006 then press the green button...

Page 10: ...onfirm the setting again by pressing the green button e The next time and temperature period will now be active Adjust this by repeating steps b d above until all 4 periods are set for Monday or press the AUTO button to run the program as set at any time You now have a choice of how to set the program for the next day 1 2 3 4 5 6 7 4 3 2 1 The Built in Heating Program The built in heating program ...

Page 11: ...enable time periods a To disable unwanted periods go to the desired period 2 to 4 using the PROGRAM or buttons to navigate ensure the correct period is highlighted with the flashing square symbol Press and hold the button for at least 2 seconds and the display will indicate the period has been removed from the program b To enable periods again follow the same procedure as above navigating to the a...

Page 12: ...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 To set the Holiday function a Ensure the thermostat is running in AUTO or MAN operating modes b Press the holiday but...

Page 13: ...ackward by one hour for Daylight Saving Time This is carried out on the last Sunday of March and October each year Optimum Start Optimum Start is a program which ensures that the optimum temperature conditions are achieved at the required times This is an Energy Efficiency feature that adjusts the start time of your heating system depending upon how cold it is For example on cold days your heating...

Page 14: ...the radio frequency system When the green LED is ON the boiler is also ON When the LED is OFF the boiler is OFF When do I need to use the push button You should use the push button to control your boiler only when the RF communication is lost see the Troubleshooting Guide Push button and relay status LED s This product and its associated documentation and packaging are protected by various intelle...

Page 15: ... clear after a few minutes contact your installer Your installer has set a scheduled maintenance alert period on your CM727 as a recommendation that your heating system should receive a routine inspection Call your installer to arrange a maintenance visit Note The CM727 and heating system will continue to operate as normal RF communication lost due to the wrong location of the room unit Hook the r...

Page 16: ...mmable room thermostat is to find the lowest temperature settings that you are comfortable with at the different times you have chosen and then leave it alone to do its job The best way to do this is to set low temperatures first say 18 C and then turn them up by one degree each day until you are comfortable with the temperatures You won t have to adjust the thermostat further Any adjustments abov...

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