Gebruiksaanwijzing /service van het product CM901 van de fabrikant Honeywell
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CM901 - User Guide 1 day Pr ogrammable Room Thermostat Honeywell Control Systems Ltd. Arlington Business Park, Bracknell Berkshire RG12 1EB T echnical Help Desk: 08457 678999 www .
Contents GETTING ST ARTED WITH THE CM901 STEP 1: Installing the Batteries ......................................... 3 STEP 2: Setting the Date and Time................................... 4 STEP 3: Running the Built-In Heating Program ................ 4 PROGRAMMING THE CM901 The Built-in Heating Program.
3 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 screen displays some infor mation move on to STEP 2: Setting the Date and Time.
4 5 STEP 2: Setting the Date and Time T o set the Date and Time: a. Move the slider switch to the D A TE position. ‘SET THE DA Y’ will be displayed on the screen and the day digits will be ashing. b. Use the or buttons to set the correct day . When either of these buttons are pressed ‘DA Y OK?’ will be displayed.
4 5 PROGR AMMING THE CM90 1 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.
6 7 PROGR AMMING THE CM90 1 b. T o adjust the period start time pr ess the or buttons and ‘TIME 1 OK?’ will be displayed. Holding the button down will change the time quickly .
6 7 PROGR AMMING THE CM90 1 Disabling / Enabling Time P eriods The thermostat has 6 periods that can be programmed, but you may not need all of these switch points for your heating requirements.
8 9 OPERA TING THE CM90 1 Choosing the Operating Mode The ther mostat can operate in three different modes: Automatic, Manual or Off. T o set the operating mode move the slider switch to the desired position. The screen indicates which mode is currently active by displaying A UTO , MAN or OFF .
8 9 OPERA TING THE CM90 1 • T emperature Override During normal operation ( AUT O mode) the programmed temperature can be adjusted manually by pressing the or buttons. The ‘target‘ temperature will be displayed and ash for 5 seconds – during this time the or buttons can be used to modify the set value.
1 0 1 1 FINE TUNING THE CM90 1 Changing the User P arameters The user mode allows you to modify some basic settings of the ther mostat to meet your personal preferences. Y ou can change the time display format (24hr or AM/PM), reset the heating pr ogram to the built-in settings and disable or enable the summer/ winter time change feature.
1 0 1 1 FINE TUNING THE CM90 1 c. Now choose which one of the following parameters you would like to change: i) Change the time format ‘CLOCK SELECT’ should be displayed on the screen - press the or buttons to select the preferred time format (12=AM/PM format, 24=24hr format) and the display will ash, indicating a change has been made.
1 2 1 3 How do I change the batteries on the CM901 when they run out? The ther mostat constantly monitors the batter y power level, which typically last for about 2 years before needing replaced. When the power is running low a ashing symbol will be displayed on the screen.
1 2 1 3 F A Q’ s & TROUBLESHOO TING Can I use my CM901 to contr ol my air -conditioning system? Y es, if your system has been set up correctly you can use your thermostat to contr ol the cooling.
1 4 1 5 F A Q’ s & TROUBLESHOO TING What other accessories can I buy that w ork with the CM901? 1. Outside T emperature Sensor Accessory The Outside T emperature Sensor accessory can be tted to your ther mostat to display the outside temperature.
1 4 1 5 T roub leshooting Guide Symptom CM901 has a blank LCD screen CM901 shows a ashing symbol on the LCD screen The CM901’ s LCD screen works but the heating does not switch on Heating switches ON or OFF too slowly or quickly T emperature swings between too hot and too cold.
1 6 1 7 ...an explanation f or householders A programmable room ther mostat is both a programmer and a room thermostat. A programmer allows you to set ‘On’ and ‘Off’ time periods to suit your own lifestyle.
1 6 1 7 The time on the programmer must be correct. Some types have to be adjusted in spring and autumn at the changes between Greenwich Mean Time and British Summer Time. Y ou may be able to temporarily adjust the heating programme, for example, ‘Override’, ‘Advance’ or ‘Boost’.
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