ST9100A – User Guide
Contents
1. e OFF mode The system will remain OFF AUTO Automatic mode e ONCE mode last programmed OFF time e CONT Continuous mode The system will remain ON continuously 10 The system will be switched ON and OFF according to the programme The system will come ON at the first programmed ON time and go OFF at the Overriding the Operation Without Changing the Programme In AUTO and ONCE operating modes the OVERRIDE button switches the system ON or OFF without altering the programme When the indicator lamp is ON pressing the OVERRIDE button switches the system OFF until the next programmed ON time When the indicator lamp is OFF pressing the OVERRIDE button switches the system ON until the next programmed OFF time The LoT Display will provide you with information about the override The Extra Hour Function The EXTRA HOUR button allows you to switch the system ON for up to 3 extra hours without altering the programme Pressing the button once will give one extra hour The LoT Display will display the message 1 HOUR to confirm the button has been pressed When the green INDICATOR LAMP is OFF pressing the EXTRA HOUR button switches the system ON for just one hour When the green INDICATOR LAMP is ON pressing the EXTRA HOUR button extends the programmed ON period by one hour Further presses of the EXTRA HOUR button will increase the extra hour period by one hour for each button press2. A Me e E gt RECOMMENDED poo PLEASE RESPECT YOUR ENVIRONMENT Take care to dispose of this product and any packaging or literature in an appropriate way WHAT IS A PROGRAMMER an Explanation for Householders as recommended by the Energy Savings Trust Programmers allow you to set On and Off time periods Some models switch the central heating and domestic hot water on and off at the same time while others allow the domestic hot water and heating to come on and go off at different times Set the On and Off time periods to suit your own lifestyle On some programmers you must also set whether you want the heating and hot water to run continuously run under the chosen On and Off heating periods or be permanently off 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 You may be able to temporarily adjust the heating programme for example Override Advance or Boost These are explained in the manufacturer s instructions The heating will not work if the room thermostat has switched the heating off And if you have a hot water cylinder the water heating will not work if the cylinder thermostat detects that the hot water has reached the correct temperature Clarity approved by Plain English Campaign This product and its associated docu
3. Easy to use slider and buttons combined with LoT M Technology and an OK button allows you to confirm changes and stay in control LoT Technology provides you with informative on screen feedback and operational assistance as and when required Extra Large LCD Liquid Crystal Display with Backlight provides added user friendliness and clearer viewing even in the dark 1 day Programme lets you choose settings built into ST9100A to match your lifestyle while maximising energy savings or alter them to your personal settings Automatic Summer Winter Time Change will adjust the clock forward and backward automatically when the clocks change saving you having to change your ST9100A every time Built in Memory holds your programme indefinitely even if the mains power fails Energy Efficiency and the Environment Home energy use is responsible for more than of the total UK carbon emissions which contribute to climate change Heating and hot water systems based on boilers account for of this figure so it is important to understand how your controls can help to maximize energy efficiency while maintaining your comfort Your Timer should be used in conjunction with appropriate temperature controls In order to save energy the following general points should be observed 1 Ensure your system contains a room thermostat and a hot water thermostat and that both are set to appropriate temperature levels typically 20
4. How do set the time only if the ST9100A clock is not correct Your ST9100A contains a very accurate digital clock that is factory pre set Should you ever need to change the time just follow this procedure a Move the slider to the DAY TIME position b Keep pressing the green button until the message SET THE TIME is displayed To change the time press the or buttons until the correct time is shown The message IS TIME OK will be displayed Press the green OK button to confirm the time is correct If you have made a change the message TIME SAVED will show followed quickly by DATE TIME COMPLETE c Move the slider to the RUN position to complete changing the time What do do when the clocks go back in October and forward in March Your ST9100A is factory set to adjust the clock automatically at the correct dates so you should never need to adjust the clock forward or backwards yourself It is possible to disable this particular feature as described in the section Changing the Installer Parameters page 12 You may also check the section Configuration Service Data page 18 to see how your Installer has configured your product What should do if get lost while programming the ST9100A The LoT Display on ST9100A will provide you with help and tips to work through the programming Should you ever get lost the simplest thing to do is to move the slider to
5. enabled 0 1 2 3 0 1 12 To Enter Installer Mode Ensure the slider is in the RUN position then press and hold X and buttons together for 8 seconds Ignore the NOT VALID message that is displayed for a few seconds The message SET UP MENU will show briefly followed by SET INSTALLER OK Press the button to take you into the Installer Mode Parameter Menu Parameter 1 is now available to change This is to allow you to change the clock format from 12 hour AM PM to 24 hour At every step the LoT Display will inform you what the parameter means and what option you have selected The parameter number is shown on the display separated by a colon from the parameter value You can change the parameter value by pressing the Y or buttons At this point the description in the LoT Display will change and the parameter value will flash If you press K the value will stop flashing and be saved for use Press 0K to move to the next parameter available for editing Keep pressing to step around the list of parameters and use or buttons to change the parameter value Any parameter changes that have been confirmed with the button will be saved and used To Exit Installer Mode h You can exit Installer Mode at any time by moving the slider to the next position and then back again to RUN Note Installer Mode will exit automatically after 10 minutes if the slider is not moved 13
6. up to a maximum of 3 hours The LoT Display will continue to provide information on the extra hour status To cancel the extra hours just keep pressing the EXTRA HOUR button until the CANCELLED message appears on the LoT Display 11 Changing from AM PM Time Display to the 24 Hour Clock Your ST9100A can operate on the 12 hour AM PM or 24 hour clock formats To change the format ensure the slider is in the RUN position then press and hold the and buttons together for about 2 seconds Ignore the NOT VALID message that will appear briefly All the displayed times will be automatically changed to the new format Repeating this procedure will change the clock display back to the original format Changing the Installer Parameters The ST9100A has a special Installer Mode where some features can be adjusted to suit your lifestyle or preferences these are called Installer Parameters and are listed in the table below along with a description of the options that are possible 24hr or am pm 12 24 12 am pm display clock display 24 24hr display Configure backlight 1 2 0 off operation 1 on if button pressed 2 on continuously 2 2 on offs per day Number of ON OFFs per day 3 3 on offs per day 0 Select default time A b C A standard programme b at home C economy Reset all parameters 0 do not reset 1 default parameters Enable disable auto 0 disabled time change 1
7. C for the room temperature and between 55 60 C for the hot water temperature 2 Programme your heating and hot water to be off when you are not in the house If you are concerned about possible frost damage to any exposed pipe work it is advisable to fit a frost protection system your installer can advise you about this 3 Think about how you use your domestic hot water if you have a storage system it is not necessary to have this switched on all the time even when you are in the house 4 Consider the heat up times required for your central heating Every home responds differently when the heating is switched on Adjust the start time so that you are not cold when you get up in the morning A shorter heat up time is required for other heating periods 5 In the evening when the house is up to temperature it is often possible to switch off the heating up to an hour before you go to bed without any noticeable reduction in comfort ST9100A Controls Layout Verde 10 r J AM ut ont ON2 OFF1 OFF2 Honeywell DAY TIME gt PROGRAMME ST9100A Time Display LoT Technology Display Programme Time Markers Operating Mode Indicator Extra Hour Button Indicator Lamp Override Button Slider Operating Mode Button OK Next Button Clock and Buttons Keep this document in a Home Information Pack Contents WHAT IS A TIMER General DescriptiOn nseries 3 The way toiuse a
8. Tierno ir ac 3 GETTING STARTED WITH YOUR ST9100A Step 1 Setting the Date amp Time ooocconnoninnonnnnocccnonncconcnnnncon cnc ranan oro rn caciones 4 Step 2 Running a Built in Programme neeeeenesenenennnnnnn 5 PROGRAMMING YOUR ST9100A The Builtin Programmes sahne Your Personal Programme Reviewing the Programme Times 4 420nsneunnsnnnnsnnnnnnnnnnnnnnnnnnnnnnnnnn 7 Modifying the Programme Exiting Programming Mode Disabling Enabling Time Periods OPERATING YOUR ST9100A Choosing the Operating Mode Override the Operation Without Changing the Programme A The Extra Hour PUN CHOI essen 11 FINE TUNING YOUR ST9100A Changing From AM PM Time display to the 24 hour Clock 12 Changing the Installer Parameters oonococninnicionicncnoniononnccanonorcca ran nennen 12 FAQ amp TROUBLESHOOTING How do set the time only if the ST9100A clock is not correct 14 What do do when the clocks go back in October and forward in March 14 What should do if get lost while programming the ST9100A 14 What happens if there is a power failure ooo 14 TrOUBIESHOGtING GUIDE economia ia eed eras 15 CONFIGURATION amp SERVICE DATA Configuration Data to be completed by Installer ooo 18 Boiler amp System Service Lg ee ee ee 19 Boiler amp System Service Log The space below can be used to provide a record of boiler amp system service
9. al programme The advantage here is that you do not have to remember to switch off because the normal time programme does this for you A typical use of the EXTRA HOUR button would be if you returned to the house for a short period when the heating was off Pressing the EXTRA HOUR button gives you 1 2 or 3 hours of heating exactly when you need it Another typical use is when the heating is already on and you want it to stay on a little longer just press EXTRA HOUR and for that day only an hour will be added to the end of the time at which heating normally goes off The MODE button allows you to select how you want to operate your heating The most obvious use is to switch heating OFF during the summer months but you may also use this feature if you take a mid week day off work you can then set the MODE to ONCE to keep the system ON during the day from the first programmed ON time till the last programmed OFF time Your ST9100A should have been set up to work correctly when it was installed However the following will show you how you can modify your settings to meet your particular lifestyle To assist you with programming and everyday use your ST9100A will display text messages at every stage to help you get the most out of your central heating system The ST9100A uses LoT Technology to constantly update the display to give you feedback about what is required Step 1 Setting the Date 8 Time Your ST9100A had the date and time s
10. ault in ST9100A Temperature controls switched off or set too low Call Installer Check that the temperature controls in the system are set to appropriate levels Boiler or other system controls have malfunctioned t in ST9100A Call Installer 15 Configuration Data to be completed by Installer The table below is for the Installer to complete to indicate how your ST9100A has been configured 24hr or am pm clock display Display backlight operation Automatic time change Number of ON OFFs per day Default programme 18 am pm display 24hr display On if button pressed On continuously Enabled Disabled 2 on offs per day 3 on offs per day A standard b at home C economy 50022737 001 B
11. et at the factory and these are normally maintained by a backup battery in the event of power failures If you wish to change the date or time or if the LoT Display shows the message SET DATE TIME just follow the instructions below Otherwise go to Step 2 a Move the slider to the DAY TIME position The message SET DATE TIME will show briefly on the screen followed by SET THE DAY and the day of the month will now be flashing to indicate it can be changed DAY TIME PROGRAMME RUN Honeywell b To change the day of the month press the or buttons until the correct day is shown Each press of the button will change the date by one day As soon as a change has been made the message IS DAY OK will be displayed Once the correct day is reached press the green 0K button to confirm and move to the next step If you do not need to make a change just press the button immediately and this will move you to the next step c The month digits will now be flashing and SET THE MONTH will be displayed To change the month press the or 3 buttons until the correct month is shown The message IS MONTH OK will be displayed Press the green R button to confirm the month is correct and move to the next step f The year digits will now be flashing and SET THE YEAR will be displayed To change the year press the or buttons until the correct year is shown The
12. gs please see the next section PROGRAMMING YOUR ST9100A page 6 The Built in Programmes The built in programmes give you a starting point that you can personalise to your own requirements Your Installer should have selected one and ticked the box alongside it If there is no tick the product normally leaves the factory with Profile A her profiles see Changing installed but it is a simple matter to select one of the o the Installer Parameters page 12 Built in Programme Profile A ON 1 OFF 1 ON 2 OFF 2 ON3 OFF 3 6 30am 8 30am 4 30pm 10 30pm Not used Not used Built in Programme Profile b ON 1 OFF 1 ON 2 OFF 2 ON3 OFF 3 6 30am 9 30am 4 30pm 11 00pm Not used Not used Built in Programme Profile C ON 1 OFF 1 ON 2 OFF 2 ON3 OFF 3 6 30am 7 30am 5 00pm 10 00pm Not used Not used Your Personal Programme The table below has been le ft blank for you to record your own personal programme For ease of use your ST9100A is supplied as standard with only 2 on off s enabled To enable ON OFF period 3 see Fine Tuning your ST9100A page 12 ON 1 OFF 1 ON 2 OFF 2 ON 3 OFF 3 Reviewing the Programme Times To review your programme move the slider to the PROGRAMME position To review the programme times press the OK button repeatedly The appropriate ON and OFF markers will be displayed to show you w
13. hich time is being reviewed Any of these times can be adjusted by using the or buttons and then confirmed using the 08 button Remember to return the slider to the RUN position after reviewing is complete Modifying the Programme The programme has two pairs of ON OFF switching times per day Each time can be set between 3 00 am and 2 50 am on the next day to allow you to programme the system to stay on past midnight if required a Move the slider to the PROGRAMME position SET PROGRAMME will show briefly to verify this action gt SET PROGRAMME O DAY TIME PROGRAMME RUN Honeywell 9 b SET ON TIME 1 will then be displayed and the time setting for the first ON 1 time will now be flashing to indicate it can be changed If you do not wish to change the time press the green button and move to the next step If you do wish to make a change use the O Y or buttons to change the first ON 1 time Each press of the button will change the time by 10 minutes As soon as the time has been changed the message ON TIME 1 OK will be displayed Press the green button to confirm the time is correct and move to the next step SAVED will be displayed for a moment to confirm that any change has been saved to memory SET ON TIME ONS TIME is m lian Bais DIR O CONT on2 N ONT ON2 N OFF1 OFF2 OFF1 OFF2 A Honeywell a a Ho
14. layed to indicate the times have been set Exiting Programming Mode To exit programming mode move the slider to the RUN position This can be done at any time during the programming process and any changes made and confirmed with the 68 button will have been saved Note If the unit is left in programming mode for more than 10 minutes without the slider being moved or any buttons pressed the message MOVE SLIDER will be displayed Press a button to finish programming or move the slider to the RUN position Disabling Enabling Time Periods To disable any of the time periods ON 1 to OFF 1 or ON 2 to OFF 2 simply set the ON time and its paired OFF time to the same time and the programme will just ignore them To re enable the time period simply set the two ON and OFF times to be different Choosing the Operating Mode The operating mode may only be changed when the slider is set to the RUN position A green INDICATOR LAMP shows when the system is switched ON A MODE button is provided to select the Operating Mode and therefore how the system is controlled DAY TIME PROGRAMME RUN There are four possible Operating Modes these are OFF AUTO ONCE CONT Pressing the MODE button scrolls round these modes in sequence and the display indicates which mode is currently active 19 06 2010 HON MIS 00 19 06 0010 UPL fw NIE 4 ss Honeywell Honeywell MODE
15. mentation and packaging are protected by various intellectual property rights belonging to Honeywell Inc and its subsidiaries and existing under the laws of the UK and other countries These intellectual and property rights may include patent applications registered designs unregistered designs registered trade marks unregistered trade marks and copyrights Honeywell reserves the right to modify this document product and functionality without notice This document replaces any previously issued instructions and is only applicable to the product s described This product has been designed for applications as described within this document For use outside of the scope as described herein refer to Honeywell for guidance Honeywell cannot be held responsible for misapplication of the product s described within this document Manufactured for and on behalf of the Environment and Combustion Controls Division of Honeywell Technologies Sarl Ecublens Route du Bois 37 Switzerland by its Authorised Representative Honeywell Inc Honeywell Control Systems Ltd Arlington Business Park Bracknell Berkshire Honeywell RG12 1EB 50022737 001 B 2007 Honeywell International Inc Technical Help Desk 08457 678999 www honeywelluk com Honeywell h EXTRA HOUR u OVERRIDE r ST9100A User Guide 1 Day Timer 1 channel This document is to be left with the user and forms part of a Home Information Pack Features
16. message IS YEAR OK will be displayed Press the green X button to confirm the year is correct If you have made a change and the date is a valid date the message DATE SAVED will show and you can move to the next step If the date you set was not valid for example 31 September the message INVALID will show and you will be returned to the start of the date setting operation The time will now be flashing and the message SET THE TIME will be displayed To change the time press the O or buttons until the correct time is shown Each press of the button will change the time by one minute Holding the button down for more than a few seconds will change the time slowly at first then quickly The message IS TIME OK will be displayed Press the green k button to confirm the time is correct If you have made a change the message TIME SAVED will show followed quickly by DATE TIME COMPLETE Move the slider to the RUN position to complete setting the date and time Note if the slider is moved at any time before the date and time have been set correctly the message DATE UNCHANGED will be displayed briefly and your changes will not be saved Step 2 Running a Built in Programme With the date and time correct your ST9100A Timer will now be operating to the built in programme This has been designed to provide heating at typical times throughout the day but if you want to customise the settin
17. neywell ia Note When pressing the button the next ON or OFF marker may start to flash This indicates you have tried to set a time equal to one of the next programme times already in the memory Similarly when pressing the button the previous ON or OFF marker may start to flash This indicates you have tried to set a time equal to one of the previous programme times If this happens the ST9100A simply moves both times together as long as you continue to press the or buttons Follow the procedure in Reviewing the Programme Times page 7 to check and adjust these times as necessary c SET OFF TIME 1 will be displayed and the first OFF 1 time will now be flashing If you do not wish to change the time press the green OR button and move to the next step Otherwise use the amp or buttons to change the time Press the green 0K button to confirm the time is correct and move to the next step SAVED will be displayed for a moment to confirm that any change has been saved to memory The remaining ON and OFF times ON 2 OFF 2 can be set by using the O or buttons to change the time and the green button to confirm the time is correct and move to the next step If you do not wish to change the time just press the green button to move directly to the next ON OFF time without making any changes After setting or reviewing the last off time OFF 2 the message COMPLETE will be disp
18. s and the names and contact numbers of the Installer and Service Personnel This information is important for a Home Information Pack General Description Your Honeywell ST9100A provides timing control for your central heating system letting you set ON and OFF periods to suit your own lifestyle The ST9100A does not directly control the temperature but works together with other temperature controls such as room thermostats to control your heating system in your home ST9100A has 1 day programming and 2 on off periods per day making it very simple to use The following instructions explain how to programme and use the ST9100A to provide the most home comfort at the least cost The way to use a Timer Think about the time periods when you are typically in the house and when you are not These are the times you should use as the basis for the programmes It will be necessary to allow some heat up time for the heating system after periods when it has been off this would typically be 1 1 hours depending on your house and your preferences Other features are commonly available on the Timer to enhance comfort and convenience for example OVERRIDE EXTRA HOUR and MODE buttons A typical use of the OVERRIDE feature is when you return home unexpectedly for the rest of the day and the heating is off Just press the OVERRIDE button and the heating will come on until the next programme time at which point it will follow the norm
19. the RUN position and then move it back to the appropriate programming position where you got lost At this point just follow the instructions again What happens if there is a power failure In the event of a mains power failure the ST9100A display will go blank the indicator lamp will go out and the control output will switch off The real time will be constantly maintained by means of the built in battery backup ready to power back up as if nothing had happened when the mains power is restored In addition all programmes and settings are stored in a special memory called NV memory which requires no power to maintain information and so will be retained indefinitely Should the correct time and date ever be lost for whatever reason the message SET DATE TIME will be displayed whilst the slider is in the RUN position In this case simply follow the procedure described under Step 1 Setting the Date amp Time page 4 It should not be necessary to make any changes to your programmes 14 Troubleshooting Guide This is a quick guide to help you diagnose and cope with possible problems with ST9100A For further assistance please contact your Installer ST9100A has a blank LCD display ST9100A indicates that the system is ON but radiators are cold and or taps are running with cold water ST9100A shows the message INTERNAL FAULT No power to the system Check that there is power to the system F
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