Honeywell CM721 - Manuals - manualsarea.com

Page 3 - SETTING-UP THE CM721; Getting Started’; STEP 1: Installing the Batteries; Setting the Date and Time.; To install the Batteries:; STEP 2: Setting the Date and Time; DATE; If this mode is entered accidentally then press the; STEP 3: Running the Built-in Heating Program; Programming

3 SETTING-UP THE CM721 ‘ 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 tempe...

Page 4 - means the next period will be pushed forward.; Disabling / Enabling Time Periods; ‘Efficient Daily Use’; PROGRAMMING THE CM721

4 Period 1 2 3 4 Time 6:30 8:00 18:00 22:30 Temperature 21°C 18°C 21°C 16°C The Built-in Heating Program The built-in heating program has 4 temperature level changes that can be set between 3.00am and 2.50am the following day - allowing you to maintain the evening temperature after midnight. Each te...

Page 5 - SERVICE indicator; This option only works if activated by your; ‘Using the Features’

5 Choosing the Operating Mode The thermostat can operate in three different modes: Automatic, Manual or Off. To set the operating mode press either of the AUTO , MAN or OFF buttons. The screen indicates which mode is currently active by displaying AUTO , MAN or OFF . • AUTO (automatic) mode sets the...

Page 6 - FAQ’s; Automatic Summer/Winter Time Change; BDR91 Relay Box Controls Layout

6 How do I change the batteries on the thermostat when they run out? The thermostat constantly monitors the battery power level, which typically lasts for about 2 years before needing replaced. When the power is running low a flashing symbol will be displayed on the screen. To change the batteries f...

Page 7 - Your installer has set a scheduled maintenance alert; TROUBLESHOOTING THE CM721

7 Symptom Blank Display (Power Loss). Display shows flashing symbol. Display shows symbol. Display shows the word ' SERVICE ' BDR91 red LED is constantly on or flashing Remedy Check batteries are installed by removing the battery cover. Check batteries have been installed in the correct orientation....

Page 9 - SETTING-UP THE CM727; Setting the Date and Time

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 tempe...

Page 10 - PROGRAMMING THE CM727; The Built-in Heating Program

10 ‘Efficient Daily Use’ PROGRAMMING THE CM727 Modifying the Heating Program To change the heating program:a. Press either of the PROGRAM or buttons to enter the programming mode. The time / temperature settings for period 1 on Monday (Day 1) will be flashing as shown. The active period is highlight...

Page 11 - Once the target day is confirmed it; Choosing the Operating Mode

11 PROGRAMMING THE CM727 ‘Efficient Daily Use’ f. i) Press the COPY DAY button to copy Monday’s program into Tuesday. The display will go blank apart from the ‘non flashing’ day indicator, which indicates the day copied and the ‘flashing’ target day to copy the program to. To accept this day press t...

Page 12 - press the green; Using the Special Functions

12 During Normal Operation • Temperature Enquiry In AUTO , MAN and OFF operating modes the thermostat will display the current room temperature. To review the programmed ‘target’ temperature (the temperature which the thermostat is trying to maintain) press the button. This ‘target’ temperature valu...

Page 13 - Using the Special Features; This option only works if activated by your installer.

13 Using the Special Features • SERVICE indicator (optional) Note: This option only works if activated by your installer. The 'SERVICE' indicator is displayed at set intervals as a reminder that your heating system requires a routine check. Please call your installer to arrange a maintenance visit. ...

Page 15 - TROUBLESHOOTING THE CM727

15 Symptom Blank Display (Power Loss). Display shows flashing symbol. Display shows symbol. Display shows the word ' SERVICE ' BDR91 red LED is constantly on or flashing Remedy Check batteries are installed by removing the battery cover. Check batteries have been installed in the correct orientation...

16 50039991-00 3 A © 2009 Honeywell International Inc. Honeywell Control Systems Ltd. Arlington Business Park,BracknellBerkshireRG12 1EBTechnical Help Desk: 08457 678999www.honeywelluk.com WHAT IS A PROGRAMMABLE ROOM THERMOSTAT? ...an explanation for householders A programmable room thermostat is bo...

Honeywell CM721 - Manuals

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