Honeywell Thermostat CM901User Manual

Description Honeywell CM901 is a programmable room thermostat designed to your heating system efficiently providing comfortable temperatures you are at home and energy savings when you are away The following explain how to program and use the CM901 to provide the most comfort at the least cost User Interface features an making the CM901 very to use so you always stay in control Text Display provides informative feedback and assistance to the user Large LCD Liquid Crystal Display Screen with Backlight provides user friendliness and clearer viewing even in the dark independent temperature levels lets you set any 6 temperatures you require 5 to 35 so you can enjoy economical comfort throughout the day button saves energy by letting you reduce the temperature for 1 to 99 while you are away from home resuming normal operation on your return Summer Winter Time Change will adjust the clock automatically Saving Time Memory holds the user program indefinitely so that it is never lost even if you remove the batteries Temperature Sensor optional accessory can be fitted to the to display the temperature outside your home Temperature Sensor optional accessory can be fitted to the CM901 control to the room temperature in another location concealing the CM901 Start option is an advanced feature which ensures that the optimum conditions are achieved at the required times Control Systems Ltd Business Park 1EB Help Desk 08457 678999 R1 2005 Honeywell International Inc User Guide day Programmable Thermostat Layout Date Display Display Text Display On Indicator Low Indicator Display Switch OK Button Buttons Compartment Lid Compartment Function Button Change Buttons Change Buttons Enquiry Button STARTED WITH THE CM901 1 Installing the Batteries 3 2 Setting the Date and Time 4 3 Running the Built In Heating Program 4 THE CM901 Built in Heating Program 5 the Heating Program 5 the Heating Program 5 Enabling Time Periods 7 THE CM901 the Operating Mode 8 mode 8 mode 8 mode 8 the Time 8 Normal Operation 8 Enquiry 8 Override 9 the Special Functions 9 Function 9 TUNING THE CM901 the User Parameters 10 the Time Format 11 the Built in Program 11 Winter Time Change 11 TROUBLESHOOTING Asked Questions 12 Shooting Guide 15 IS A PROGRAMMABLE ROOM THERMOSTAT explanation for householders 16 for and on behalf of the Environment and Combustion Controls Division of Honeywell Technologies S Ecublens Route du Bois 37 by its Authorised Representative Honeywell International Inc STARTED WITH THE CM901 section shows you how to setup and run the thermostat in 3 simple steps 1 Installing the Batteries Please follow the instructions in this section only if the thermostat screen is no symbols or digits are displayed If the screen displays some information on to STEP 2 Setting the Date and Time install the Batteries Lift up the front cover of the thermostat reveal the battery cover and product Remove the battery cover by pressing and sliding out Insert the 2 x AA LR6 Alkaline Batteries with the thermostat ensuring correct orientation see on page 2 After a short pause the thermostat will information on the screen and now ready for use Replace the battery cover by sliding firmly back into the front of the RESPECT YOUR ENVIRONMENT care to dispose of used batteries carefully STARTED WITH THE CM901 2 Setting the Date and Time set the Date and Time Move the slider switch to the DATE position THE DAY will be displayed on screen and the day digits will be flashing Use the or buttons to set the correct day When either of these buttons pressed OK will be displayed Once the correct day is reached press green button to confirm Now the month digits will start flashing and THE MONTH will be displayed buttons pressing the button to save any changes made If an invalid date has been entered the month and then the year using the will be returned to the start of the date setting mode or After setting a valid date the time digits will begin flashing and THE TIME be displayed Use the or buttons to set the correct time Each press of the button will the time by one minute and holding the button down will change the time at first and get progressively quicker Once the correct time is set press button to confirm then SAVED will be displayed for a green followed by COMPLETE If the slider switch is moved at any time before COMPLETE is displayed changes to the date and time will NOT be saved 3 Running the Built in Heating Program thermostat is now ready for operation Move the slider switch to the AUTO and the built in heating program will start running The built in heating has been designed to provide normal comfort requirements but if you want customise the default settings as shown on the next page please see the next THE CM901 THE CM901 Built in Heating Program built in heating program has 6 temperature level changes that can be set 3.00am and 2.50am allowing you to maintain the evening temperature midnight Each temperature level can be set between 5 and 35 and in 0.5 increments The factory default program for heating is as follows the Heating Program review or edit the heating program move the slider switch to the PROG position buttons to navigate between the 6 individual programming use the or the Heating Program change the heating program Set the slider switch to the PROG position entering programming mode 1 will be displayed and the time settings for period 1 will be flashing The period is highlighted by a flashing square symbol around the numbers at bottom of the screen THE CM901 To adjust the period start time press the or buttons and 1 OK will displayed Holding the button down will change the time quickly Note If you are pressing the buttons and the display flashes the next period it means the next change will be pushed forward if you continue press buttons or or Press the green button to confirm the setting SAVED is displayed 1.5 seconds then TEMP 1