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1. Q och on _ N ON F N ms N Ce s a Z Sa Room Thermostat controls several TRVs z Pe aaa I tet a r j Heating Remote a Lightwave link sets house temp Pa runs the show I 7 l Bedroom 1 Ka Bedroom 2 u LA Q p qe 1 Window Trigger Copen window turns off TRV e TRV controls radiator Room by room radiator control 1 intermediate Remote control of the Boiler Required Boiler Switch Home Thermostat Heating Remote It is really comfortable and convenient to be able to have direct control over the house temperature without having to get up and alter the thermostat or boiler This can be achieved using the LightwaveRF Home Thermostat Boiler Switch and Heating Remote You can turn the temperature up and down boost the heating for an hour or simply turn it on off Use the Remote to control the Home Thermostat from the comfort of the sofa and this will in turn relay the commands to the Boiler Switch Heating Scenarios 2 Advanced Zoned Heating o Required TRVs Lightwave Link Boiler Switch Thermostat etc With the LightwaveRF App and the Lightwave Link you can create an expandable zoned system that can take care of your entire home Temperatures can be set for each room or heating zone and heating can be planned week by week and room by room If you have electric radiators you can still achieve this by connecting them t2. S plan setup heating hot water valve valve Neutral connection 230V 50Hz 3A RATED CYLINDER thermostat connections TRET ji WPO 5 o BOILER Room thermostat with neutral wire connection to be replaced by Boiler Switch which requires additional live and earth connections Fa Install 3 S plan Wire the Boiler Switch Use a 5 core cable to connect the Boiler Switch to the wiring centre you can also use a 2 core and a 3 core cable together instead Connect the room thermostat terminals and add live neutral and earth as shown in the diagram Remember that the terminal arrangement in your wiring centre may not be identical this is an approximate guide only Boiler Switch terminals I rT N L L NO COMNC P wiring centre terminals Incoming mains power Room thermostat terminals Normally open common and normally closed relay contacts closed position shown NOTE 5 core cable shown 3 core power and 2 core room thermostat connection cables can be used instead Install 4 Multi zone S plan plus Fa 4 Wiring to a multi zone heating system The basic diagram below shows the main constituent elements of a multi zone S plan plus system This system resembles the S plan system see previous section but includes multiple motorised valves each controlling a heating zone A separate thermostat controls each zone valve Each one needs to be
3. manual to find the exact location of the appropriate terminals described You should most importantly refer to the main boiler wiring diagram for circuit wiring information If you have a Y plan and S plan or a multi zone system that utilises a wiring centre then you will need to refer to the generic wiring diagrams in this manual for guidance If you are unsure about your wiring configuration consult an electrician or heating engineer Install 1 combi boiler Access the boiler wiring centre The Boiler Switch needs to be wired to the room thermostat RT connection In order to locate this you must gain access to the boiler wiring centre inside the boiler You should refer to your specific boiler manual to find out how to do this Make sure that you turn off the mains power to the boiler In a standard combi the wiring centre is usually located behind the front cover The example shown below represents a common Vaillant combi boiler Fa Install 1 combi boiler Locate the room thermostat RT terminal Once you have accessed the wiring centre you need to locate the room thermostat terminals You will need to refer to the main PCB wiring diagram in your boiler manual The connections should usually be marked as room thermostat RT or in some cases temperature sensor or TS Be aware however that the terminology in some boiler manuals may vary There may be a jumper small loo
4. thermostat with neutral wire connection to be replaced by Boiler Switch which requires additional live and earth connections Install 2 Y plan Wire the Boiler Switch Use a 5 core cable to connect the Boiler Switch to the wiring centre you can also use a 2 core and a 3 core cable together instead Connect the room thermostat terminals and add live neutral and earth as shown in the diagram Remember that the terminal arrangement in your wiring centre may not be identical this is an approximate guide only Normally open Boiler Switch terminals I rT eg mmon and normally closed N L L NO COMNC P relay contacts closed position shown NOTE 5 core cable shown 3 core power and 2 core room thermostat connection cables can be used instead wiring centre terminals Incoming mains power Room thermostat terminals Install 3 S plan 3 Wiring to an S plan heating system The basic diagram below shows the main constituent elements of an S plan system which is common in larger houses The system boiler produces hot water which is stored in the tank and or circulated in the central heating system Two motorised valves allow flow to the tank the radiators or both together A room thermostat controls the flow to the heating by opening or closing the heating valve This thermostat needs to be disconnected at the wiring centre and replaced by the Boiler Switch Motorised valve Met
5. Standby button 2 When connected to a Home Thermostat if the heating is on pressing the Standby button overrides the current schedule and turns off the heating activates setback temperature until the next scheduled on period If the heating is off pressing the Standby button will turn the heating on activates on temperature until the next off period Holding the Standby button for a couple of seconds activates Away mode Away mode also reverts to a pre set setback temperature however rather than returning to the schedule at the next on off period the mode will continue to remain active until it is manually cancelled by pressing the Standby button The Standby setback temperature and Away mode temperature is also stipulated by what is set on the Thermostat These functions can also be carried out on the App rel alero Im el ia hurela Fa The Boost button Pressing the Boost button on the Boiler Switch raises the target temperature several degrees above the current temperature for the duration of one hour If the target temperature is already several degrees higher than the actual temperature then pressing boost will simply match this temperature Using the Heating Handset om A LightwaveRF Heating Handset can be linked to a Boiler Switch via a Home Thermostat Once linked the Standby button on the Handset will toggle between Running and Standby modes in the gs same way as the Standby but
6. Whe Boiler Switch Model No JSJUSLW920 Instruction Manual G O org Professional Series www lightwaverf nouse Version 2 EC DECLARATION OF CONFORMITY Responsible Authority LightwaveRF PLC Innovation Campus Birmingham Faraday Wharf Holt Street Birmingham B7 4BB Tel 44 0 121 250 3625 Email enquiries lightwaverf com Model Number s JSJSLW920 Description Boiler Switch Directives this equipment Complies with 2006 95 EC The Low Voltage Directive N A 2004 108 EEC The Electromagnetic Compatibility Directive 1999 5 EC R amp TTE Directive 93 68 EEC CE Marking Directive Standards Applied in order to verify compliance Safety BS EN 60730 1 2011 Health R amp TTE EN 301 489 1 V1 9 2 2011 09 EN 301 489 3 V1 4 1 2002 08 EN 300 220 1 V2 1 1 2006 EN 300 220 2 V2 1 2 2007 EMC EN 301 489 1 V1 9 2 2011 09 EN 301 489 3 V1 4 1 2002 08 EN 55022 2010 EN 61000 3 2 2006 A1 2009 A2 2009 Class A EN 61000 3 3 2008 EN61000 4 2 2009 EN 61000 4 3 2006 A1 2008 A2 2010 EN 61000 4 4 2012 EN 61000 4 5 2006 EN 61000 4 6 2009 EN 61000 4 11 2004 For and on behalf of LightwaveRF PLC J Shermer Position Managing Director Get started How do get started To install the Boiler Switch please follow these instructions You must also refer to the wiring O instructions specific to your boiler type which can be downloaded from www lightwaverf com product manu
7. als The setup section will then o explain how to link the Boiler Switch to the LightwaveRF Home Thermostat What do I need To install the Boiler Switch you must understand how to safely turn off the electricity supply and be comfortable with following some basic wiring instructions You will also need suitable electrical screwdrivers Help video amp further guidance For additional guidance and to watch a video that will help guide you through the installation process please visit the support section on www lightwaverf house S Installation Overview Front view Boost button Linking button Temporarily Press to enter turns on boiler linking mode a On LED When illuminated Standby button boiler is on Turns boiler on off Off LED When On illuminated _ boiler is off o MM IMPORTANT All LightwaveRF products can be legally DIY installed in your own home however if in doubt always consult a qualified electrician or heating engineer It is important to install this product in accordance with the following instructions Failure to do so may void your warranty Installation Fa Rear view with backplate removed Tightening neo 8b Screws Wiring Cable clamp terminals mount clamp removed Cable hole cover not removed OOOOO00 O N L L NOCOMNC P Backplate screw hole Close up of wiring terminals IMPORTANT If conducting an insulation resistance
8. cian as an incorrect install could result in damage being caused Install 4 Multi zone S plan plus Typical wiring for a multi zone S plan plus setup Jone Zone i V4043H v4043H valve 2 Neutral connection ZONE VALVE x valve 1 ZONE VALVE ZONE VALVE G YELLOW Q S O O thermostat 2 KH ZA iS EEA Connecting wires Connecting wires Room thermostat 1 with neutral wire connection to be replaced by Boiler Switch which requires additional live and earth connections Install 4 Multi zone S plan plus Wire the Boiler Switch Use 5 core cables to connect each Boiler Switch to the wiring centre you can also use two 2 core and two 3 core cables instead Connect the room thermostat terminals and add live neutral and earth as shown in the diagram Remember that the terminal arrangement in your wiring centre may not be identical this is an approximate guide only Normally open Boiler Switch 1 terminals I SS eerste N L L NO COMNC P normally closed relay contacts closed position shown shown 3 core power and 2 core room thermostat connection cables can be used instead Room thermostat connections N L L NOCOMNC P Boiler Switch 2 terminals Installation Completing the Install Install the cable clamp Once the cable s have been connected the cable clamp needs to be reattached in order to secure them and to ensure that they can
9. dard warranty Version 2 whe 2 Quadrant Park Mundells Welwyn Garden City Herts AL7 IFS 01707 386035 www lightwaverf house
10. disconnected at the wiring centre and replaced by a Boiler Switch System boiler Motorised valve Motorised valve Wiring Centre Zone 2 Zone 1 Pa Install 4 Multi zone CS plan plus Access the wiring centre A Boiler Switch needs to be wired in place of each existing room thermostat In order to locate these connections you must gain access to the system wiring centre This is often located near to the hot water cylinder Make sure that you turn off the mains power The connections in the wiring centre for an S plan plus setup are usually to a standard format A typical example Honeywell system is shown in the diagram on the next page Locate the terminals for each room thermostat RT Once you have accessed the wiring centre you need to locate each room thermostat s connecting wires and terminals that they are connected to There will be a connected thermostat for each zone valve present each with two main switching connections usually white and black In some cases a thermostat may also have a neutral connection usually blue Make a note of the locations before disconnecting the wires as they may not be marked Locate mains power terminals Each Boiler Switch also needs to take mains power This can be routed from live neutral and earth terminals located in the wiring centre see the example in the diagram Take extreme care when dealing with live mains if unsure always consult an electri
11. e centre o umem 5 System boiler Heating amp hot water D e ee eee S Install 2 Y plan Access the wiring centre The Boiler Switch needs to be wired in place of the existing room thermostat In order to locate this connection you must gain access to the system wiring centre This is often located near to the hot water cylinder Make sure that you turn off the mains power The connections in the wiring centre fora Y plan setup are usually to a standard format A typical example Honeywell system is shown in the diagram on the next page Locate the room thermostat terminals Once you have accessed the wiring centre you need to locate the room thermostat s connecting wires and terminals that they are connected to There should be two main switching wires usually white and black In some cases there will also be a neutral connection usually blue Make a note of the locations before disconnecting the wires as they may not be marked Locate mains power terminals The Boiler Switch also needs to take mains power This can be routed from live neutral and earth terminals located in the wiring centre see the example in the diagram The terminals are usually located next to or near to the room thermostat connections Take extreme care when dealing with live mains if unsure always consult an electrician as an incorrect install could result in damage being caused ST9400A C aa e e BOILER R OC ji Room
12. enced valve a Wiring Centre e Room thermostat Hot water o ee ee Heating Ba Install 3 S plan Access the wiring centre The Boiler Switch needs to be wired in place of the existing room thermostat In order to locate this connection you must gain access to the system wiring centre This is often located near to the hot water cylinder Make sure that you turn off the mains power The connections in the wiring centre for an S plan setup are usually to a standard format A typical example Honeywell system is shown in the diagram on the next page Locate the room thermostat RT terminals Once you have accessed the wiring centre you need to locate the room thermostat s wire connections and terminals that they are connected to There should be two main switching wires Cusually white and black In some cases there will also be a neutral connection usually blue Make a note of the locations before disconnecting the wires as they may not be marked Locate mains power terminals The Boiler Switch also needs to take mains power This can be routed from live neutral and earth terminals located in the wiring centre The terminals are usually located next to or near to the room thermostat connections Take extreme care when dealing with live mains if unsure always consult an electrician as an incorrect install could result in damage being caused Install 3 S plan Typical wiring for an
13. his may be more appropriate if the terminals are further apart Ensure that there is enough cable to reach from the boiler to the Boiler Switch when wall mounted 9009000009 789 l eooGc Wass s S Install 1 combi boiler Wire the Boiler Switch Link the Boiler Switch and boiler terminals as shown in the diagram using the single 5 core cable Remember that the terminal arrangement on your boiler may differ so please refer to your specific boiler manual for guidance Normally open common and Boiler Switch terminals T rT os normally closed relay contacts N L L NO COMNC P closed position shown 5 core cable Oe NOTE 5 core cable shown 3 core power and 2 core CRT connection cables can be used boiler terminals instead if necessary Room thermostat Existing mains power to boiler terminals Install 2 Y plan 2 Wiring to a Y plan heating system The basic diagram below shows the main constituent elements of a Y plan system which is common in larger houses The system boiler produces hot water which is stored in the tank and or circulated in the central heating system A motorised valve allows flow to the tank the radiators or both together A room thermostat controls the flow to the heating by opening or closing the valve This thermostat needs to be disconnected at the wiring centre and replaced by the Boiler Switch L e Motorised Wiring valv
14. ly located in the hallway Standard combi boiler Wired connection The thermostat is wired into the room thermostat RT terminal in boiler standard terminal in all combi boilers Install 1 combi boiler S Standard combi setup with LightwaveRF Boiler Switch The Boiler Switch replaces the original thermostat and is wired into the same room thermostat RT terminal Unlike the original thermostat however it should now be located near the boiler as it also needs to take incoming mains power from terminals located next to the room thermostat terminal The Boiler Switch is connected to the room thermostat terminal in the boiler It also takes live mains from the boiler The wireless LightwaveRF Home Thermostat replaces the existing one and controls the boiler via the Boiler Switch Existing external thermostat disconnected S Install 1 combi boiler Download your boiler manual from the support menu Standard combi boilers should all include the necessary connection points needed to wire the LightwaveRF Boiler Switch However these may be located differently depending on the manufacturer Please now locate and refer to the specific boiler manual for your make and model of boiler This can be downloaded from www lightwaverf com product manuals Alpha worcester Vaillant ARISTON f rroli BAXI Glow Please continue to follow the general instructions provided here whilst referring to your boiler
15. n The Boiler Switch is designed to turn your boiler on and off It is designed to be linked to and controlled by the LightwaveRF Home Thermostat The Boiler Switch will then automatically abide by the temperatures and schedules that you set from Thermostat If the Home Thermostat is linked to the Lightwave Link you will also be able to control and schedule your Boiler from your smartphone using the LightwaveRF App This section will show you how to setup the basic functions of the Boiler Switch The following section will show you how to link the Boiler Switch to a Home Thermostat in order to integrate it into your heating system To achieve smartphone control of the Boiler it must normally be linked to a LightwaveRF Home Thermostat which in turn must be linked to the Lightwave Link Understanding the Indicator LEDs Steady Red Off The boiler is off Alternate On Off longer on LED Linking mode Alternating Off On Longer off LED Unlinking mode Off Steady G On The boil teady Green On The boiler is on On S MEIRO el iachulela The Standby button If not connected to a Home Thermostat pressing the Standby button on the Boiler Switch toggles the Boiler on and off Once the Boiler Switch is linked to a Home Thermostat pressing Standby will toggle between the set on and setback temperatures stipulated by this device see Home Thermostat and App al instructions to learn how to do this
16. not become dislodged from the terminal connections The cable s should run through holes situated at the base of the unit Mounting the Boiler Switch You can now close the boiler casing by following the relevant instructions from your manual It is recommended to mount the Boiler Switch to the wall next to the boiler in a suitable place The backplate includes two screw holes which allow the plate to be mounted to a wall using suitable screws Once mounted the main unit can be slotted back into place and the screws tightened 230V 240V 50Hz a Frequency 868 3MHz y OJP 74 1 Vnitana free gt Res _ N 7 S 3 le e y DLE By oe Clamp Holes a Mounting Screws hole F3 Installation Adjust your boiler settings For complete control it is important to ensure that it is the only LightwaveRF Boiler Switch that manages the on off status of your boiler and that it cannot be overridden by another thermostatic control or separate mode of operation Set to always on and disable the clock Leaved switched on If your boiler has an internal timer or clock ensure that it is switched to Always ON or alternatively disabled If there is an internal thermostat for heating make sure that this is set to Maximum Please refer to your specific boiler manual to see how this is done aD SONS Geom Set to heating internal thermostat to max Manual Operation Basic Operatio
17. o Electric Switches You can also link wet radiators using TRVs AND electric radiators and schedule them together for a totally integrated heating system FAQs Q Does the Boiler Radiator Switch have a standby power consumption A The Switch has a standby power consumption of approx O 5W This is because the in built radio receiver requires power in order to receive commands This rate is low amp well within government energy guidelines Q Does the Boiler Switch have to work with a Home Thermostat A Yes The Boiler Switch must link to a Home Thermostat to operate Q Is it legal for me to install a LightwaveRF Boiler Switch myself A Yes LightwaveRF products are fully legal to install in your own home Q Is it possible to overload the Switch A 7A max loading applies and should not be exceeded Q Can I link more than one Boiler Switch to a Thermostat A No The Boiler Switch is designed to be controlled by a single thermostat and each Home Thermostat is only capable of being linked to one Boiler Switch More than one Boiler Switch can be controlled on the App e g in a multi zone system however each one must have an accompanying Thermostat Q Can I use the Boiler Switch to control Hot Water A We recommend using the LightwaveRF Electric Switch to control your hot water system Technical Specification Specification RF frequency 868 MHz Input 230V Rating 7 Amps Warranty 2 year stan
18. p of cable connecting the two terminals as in the diagrams below This needs to be carefully removed If this terminal already has an existing thermostat connected to it then this should be disconnected X24 i i ae Coding resistor gas grol 6FB 5 8 Circulation pump remote control X41 i AF gt 9 External temperature sensor RF gt 9 Flow sensor optional Edge DCF O DCF connection connector 0 Ear Bs Earth blue Contact thermostat burner c X100 S24 V DC room thermostat white 5O Bus connecta pink Controller room th digital 1 TOA Example Alpha and Vaillant Boiler wiring diagrams with correct terminals circled Install 1 combi boiler S Locate mains power terminals The Boiler Switch also needs to take mains power from the boiler This can be routed from live neutral and earth terminals located in the wiring centre You should refer to your boiler manual to locate them The terminals are usually located next to or near to the room thermostat connection The picture on the right shows the arrangement of the mains marked L amp N and room thermostat terminals marked 3 amp 4 shown by the loop of wire on a typical Vaillant combi Prepare the cables The simplest way to connect the Boiler Switch to the boiler is to use a single 5 core cable however a 2 core cable can be used to connect to the room thermostat terminals and a separate 3 core to the power terminals if necessary T
19. ply is connected such that the current carrying conductors become taut before the earth conductor should the supply cord slip from the cable clamp Installation Remove the backplate and cable clamp To gain access to the wiring terminals on the Boiler Switch you must first remove the backplate This can be done by loosening the two screws sited at the base of the unit using a suitable screwdriver Once the screws are loosened enough so that they protrude from their screw holes gently lift the backplate away from the main unit and slide it down Once the hooks are free from their mountings the backplate should slide free Once the backplate has been removed the cable clamp needs to be unscrewed ready to accommodate the wires There are also two capped holes situated at the base of the unit One of these or two depending on the number of cables used needs to have its cap removed using a suitable blade so that the wires can pass through Hook A Screws 250V 240V 50Hz Frequency 868 3MHz DI OJP 74 Vnttone free gt Res ie a gt eke a Clamp Holes Installation Understanding your heating setup To know where to install the Boiler Switch you will need to know the type of heating setup that you have at home Please identify your system and then refer to the corresponding section after this page 1 Combi boiler most common In the vast majority of cases your domestic boile
20. r will be a standard combi It provides both hot water and water for central heating directly It may have an accompanying room thermostat which is usually located in the hall 2 Y plan system this consists of a system boiler which supplies both a hot water tank and the central heating There is a single motorised valve which distributes heated water to either the hot water tank the heating or both It will usually include a room thermostat 3 S plan system this also consists of a system boiler supplying both a hot water tank and the central heating In this case there are two motorised valves one regulating the supply for the hot water and one for the heating It will usually include a room thermostat 4 Multi zone system S plan plus this is similar to the S plan system but has multiple motorised valves controlling supply to different heating areas or zones Install 1 combi boiler 1 Wiring to a standard combi setup typical The setup show below is a standard combi system which is common to most homes Combi systems may or may not include a room thermostat such as the one pictured This is wired into the room thermostat terminal Even if there is no existing room thermostat a combi boiler will always include a room thermostat RT terminal into which a thermostat can be wired This is where the LightwaveRF Boiler Switch should be connected see next page Optional room thermostat usual
21. test all LightwaveRF products must be disconnected from the mains or damage will occur Installation Installation preparation Key installation tools and materials IF A Cross head Flat head Wire cutters Wire strippers screwdriver screwdriver Torch Sharp Knife Electrical tape 5 core cable IMPORTANT If you are unsure about how to use any of these tools and materials or any stage of the installation process always consult a qualified electrician or heating engineer Installation Safety precautions e Prior to installing the Boiler Switch read through the wiring instructions provided thoroughly Make sure that you understand your heating setup as specified on the following pages e Before proceeding with the installation check and ensure that the boiler is OFF and that no mains power is being received Remember the mains terminals remain live even if the boiler s on off controls are switched off If a separate wiring centre needs to be accessed make sure that no power is being received If in doubt always consult a qualified electrician e Ensure that the Boiler is earthed e Never take unnecessary risks if unsure as damage can be caused by an incorrect installation e Do not strip the outer sheathing of flexible cables more than necessary to prevent short circuits e Ensure that all cords pass through the cable clamps in the rear of the control box and are securely fixed Ensure that the power sup
22. ton on the Switch The Q Boost button operates the Switch Boost button The plus and minus arrows on the handset will raise or lower the target temperature a few degrees above or below the current temperature S Device Setup Linking the Boiler Switch to the Home Thermostat In order to schedule your heating and to use the heating remotely you will need to link the Boiler Switch to the LightwaveRF Home Thermostat The Boiler Switch can be linked to the Thermostat using the following method 1 Press and release the Link button on the Boiler Switch the on and off LEDs will flash alternately 2 Press and release the Link button on the Home Thermostat Link Ok should appear on the display to indicate a successful link To unlink a Home Thermostat press and release the Linking button on the Boiler Switch and then press the Standby button This activates unlinking mode Press the Link button on the Thermostat The deleted should flash on the screen indicate that the devices have been unlinked To completely clear the memory of the Boiler Switch press and release the Linking button Then hold the Linking button until the LEDs flash rapidly Finally press and release the Linking button once more The Off LED should flash Add other Heating Devices Fe Home Thermostat Boiler Switch Lightwave App monitors house temp turns boiler on off control any room from anywhere
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