User Manual
Contents
1. including indirect loss damage to property or personal injury ft Mi Home The eTRV remote control and accessories are not intended for children and must not be used as toys Do not leave packaging material lying around as children might be tempted to play with it which is extremely dangerous You must only use the product in dry areas indoors and it must be protected from moisture and water Handle the product with care It can be damaged through being hit or dropped even from a low height Do not open the eTRV as it does not contain any parts that you need to service If the eTRV arrives faulty return it to where you bought it The eTRV is protected under GB Patent number 2452043 Disposal The outer box of the packaging is made from 69 recycled material from managed forests and is 100 recyclable Do not throw this device away with your regular household waste You must take electronic equipment to a local tip to be disposed of in line with current regulations Never try to recharge standard batteries as they may explode Do not take batteries apart or throw them into a fire Do not short circuit batteries Do not put used batteries in your regular household rubbish Take them to your local battery disposal point Dp Pp ES ft Mi Home Contents The box should contain the following items and accessories oe lt Three base ring pegs 3 Two AA LR6 batteries 2mm thick spacer Instr2. d saves energy TRVs need a free flow of air to sense the temperature so they must not be covered by curtains or blocked by furniture TRVs cannot turn off the boiler when the whole house is warm To do that your boiler will need to be controlled by a thermostat in a room The radiator in the room the boiler thermostat is in should not normally have a TRV If it does keep the TRV on the maximum setting and adjust the boiler s thermostat as explained in the instructions for your boiler This manual explains how to install use and maintain the eTRV Please keep this manual in a safe place so you can refer to it in the future if you need to If you need this guide in large print download the instructions from www mihome4u co uk ft Mi Home Using Your eTRV Each eTRV controls a radiator valve to regulate the heating in the room based on timed programmes set temperatures and how the room is used under control of the MiHome network Using the eTRV improves your comfort and saves energy Pe A e Battery cover LED indicator Base ring pegs A Infrared receiver B Grey push button C Base ring mmg The MiHOME eTRV is controlled remotely via radio control with a range of 25 metres approximately in open air Safety Instructions If you do not use the eTRV correctly in line with these operating instructions e the warranty will become invalidated and e we will not be liable for any damage or loss whatsoever
3. e motor will automatically come on and start retracting the stem after 5 seconds Once the stem has fully retracted you can safely attach the eTRV to the radiator valve Remember to have it facing forwards with the LED indicator pointing forwards Step 1 Place the eTRV on the valve Step 2 Carefully screw the base ring clockwise by hand until it is firmly in place Please try and ensure the TRV is not blocked by furniture curtains and so on to limit localised heating effects and ensure optimum communications to the Gateway controlling device 12 ft Mi Home Installing on the MiIHOME Network The eTRV operates as part of the MiHome smart home automation system This will allow remote control from a smart device such as a smartphone or tablet or from any browser connected directly to the MiHome server Pair with your Mihome Gateway 1 Once installed the device must be paired with your MiHome Gateway device which you should have already successfully installed You will need to select the eTRV device to be paired in your smart device App or in the internet browser Follow the instructions to install the eTRV This will involve pressing and holding the grey button on the top of the unit for 4 seconds to place it into its pairing mode Button Operation You can use the grey push button on the front of your eTRV to e Pair your device with the MiHome Gateway Pressing the grey push button and holding it i
4. ft Mi Home Energenie MiHome eTRV witch is mi command User Manual M Thank you for buying the MiHome eTRV Thermostatic Radiator Valve Please read through this manual before using the product and follow the instructions in it This eTRV can be installed as part of the MiHome smart home network This eTRV can only be fitted to a radiator that already has a thermostatic radiator valve as shown opposite It has been designed to fit most standard radiators In this case the eTRV is easy to fit and there is no plumbing work involved If you have a manual radiator valve as shown opposite you will need to have a normal thermostatic radiator valve fitted first You may need professional help from a heating engineer or registered plumber ft Mi Home What is a thermostatic radiator valve TRV TRVs sense the temperature of the air around them and regulate the flow of water through the radiator accordingly They do not control the boiler TRVs should be set at a level that gives you the room temperature you want These settings may have to be different in each room and you should set the TRVs to suit each room and then leave them to do their job Turning a TRV to a higher setting will not make the room heat up any faster How quickly the room heats up depends on the boiler and the size and type of radiator Turning a TRV to a lower setting will result in the room being controlled at a lower temperature an
5. ips screwdriver one with a cross tip unscrew the screw at the top of the battery compartment but do not remove the screw Step 2 Remove the battery compartment cover with the screw still in it Step 3 Insert the two AA LR6 batteries that came with the eTRV into the battery compartment as shown Make sure you put the batteries in the right way Inside the battery cover there 10 ft Mi Home is a diagram showing which way to fit the batteries when looking from the front of the eTRV Step 4 Put the battery compartment cover back on Hold it in place while you fully tighten the screw The motor will automatically start to retract the stem pull it in after 5 seconds Important The batteries provided with the eTRV will last for up to 1 years depending on how often the motor runs When you need to replace the batteries insert new high quality AA alkaline batteries Do not use rechargeable batteries Fitting to the Radiator You can fit the eTRV vertically or horizontally see the diagram depending on the way the existing radiator valve is pointing Attaching the eTRV Before you attach the eTRV it is important that the stem is fully retracted in not extended out If you have just fitted the 11 ft Mi Home batteries then the stem will have automatically retracted as shown below If the stem is extended see above take the batteries out and then put them back in again Th
6. is point the eTRV s stem will automatically retract so heating will not be controlled Technical information Radio remote control Radio range Protocol Temperature range Frost protection temperature Temperature range for storage Temperature range working Maximum circulation temp Application group Zone type Battery power Battery life in use Size without base ring HxWxD Size with base ring HxWxD Protection class FSK 434 3MHz Approx 25m in open air OpenThings 10 C to 24 C 10 C 20 C to 60 C 5 C to 40 C 90 C Central Generation Maintained or Intermittent Two 1 5V AA alkaline LR6 Up to 1 years 103 x 45 x 45 mm 120 x 45 x 45 mm IP20 This device meets the regulatory requirements for CE marking It complies with the R amp TTE Directive CE R
7. n for four seconds The LED will go green then flash red indicating that pairing has started e Boost to comfort temperature setting for an hour 1 Note it is possible to pair the unit with the MiHOME network before it is installed to the radiator 13 ft Mi Home omman Pressing the grey push button and holding it in for two seconds boosts the eTRV to the comfort temperature setting for one hour Summary 1 During normal operation press and hold for 2 seconds for 1 hour boost 2 During 1 hour boost press and hold for 2 seconds to restart 1 hour boost 3 During normal operation press and hold for 4 seconds to initiate pairing to the Gateway 4 During 1 hour boost press and hold for 4 seconds to cancel 1 hour boost and initiate pairing What the LED Light indicator means The LED indicator flashes red yellow or green to tell you what the eTRV is doing and it s setting Lights Meaig Red light flashes once every five Dead battery needs replacing valve seconds set fully open Red light flashes twice every five 3 long red flashes Valve fully closed 3 long green flashes Valve fully open Red light flashes continuously Valve motor is running Green LED on when button held for Button held down for two seconds two seconds but less than 5 seconds selects one hour boost Button held down for 5 seconds puts 7 Rod light flashes once per the eTRV into pairing mode b
8. oost is second for five seconds cancelled 14 ft Mi Home Frost Protection In the OFF setting the heating in the room will not come on until the temperature drops to below 10 C This is to prevent the water pipes and radiator from freezing The one hour boost will still work so you can boost the heating for one hour after which time it will return to the OFF setting Remote Control From your MiHome App or from a Browser connected to the MiHome server www mihome co uk you have the following controls for the eTRV e Set the Temperature 4 to 30 C e Exercise the valve maintenance use e Check the battery voltage level nominally 3 1V e Set the valve to fully open or closed e Control using timers to allow zoning for instance Exercising the valve Some radiator valves can stick after a long period without moving To reduce the risk of this happening for example in the summer when the heating is off the valve will exercise once a week This will happen on Sunday night at midnight The eTRV will automatically extend and retract to exercise all parts Low battery When the batteries are low the red LED light will flash twice every five seconds At this point you should replace the batteries To change the batteries see earlier instruction Dead battery 15 ft Mi Home When the battery does not have enough charge to power the eTRV motor the red LED light will flash once every five seconds At th
9. ound the correct base ring unscrew it so you can attach it to the eTRV Important Test which base ring fits each radiator valve before attaching it to the eTRV Choosing and Fitting a spacer In most cases where the valve pin is taller than 14mm you will need to fit a spacer inside the base ring The spacer comes in two thicknesses 2mm and Measure 3 5mm It is important that you use the correct size spacer Tip the 3 5mm thick spacer is the same thickness as a 1 coin 28mm base ring 30mm base ring If you need to use a spacer put it in place in the base ring before you attach the base ring to the eTRV Once the spacer is in place attach the base ring to the eTRV Step 1 Put the correct spacer if one is needed in the base ring Step 2 Fit the base ring onto the eTRV Step 3 Firmly push the three base ring pegs into the slots on the base ring ft Mi Home If you ever need to remove the base ring from the eTRV follow the steps below Step 1 Insert a 5mm thin flat head screwdriver under the peg Step 2 Prise out pegs from base ring Take care not to lose any of the pegs Base ring Peg orientation PN Base ring Peg S insertion plain side up Fa Ss j gS Base ring Peg insertion je wedge side up oy gt oP x3 S x3 Base ring removable condition Base ring non removable condition Inserting the Batteries Step 1 Using a Phill
10. uctions 3 5mm thick spacer You will need e a Phillips screwdriver You may need e an adjustable spanner to remove the existing TRV ft Mi Home Installation The first step is to remove your existing TRV head Step 1 Turn the TRV thermostat anticlockwise as far as it will go Step 2 Release the base by turning it anticlockwise by hand or with a spanner Step 3 Pull the existing TRV thermostat off the valve Removing the existing Removing the existing vertical TRV horizontal TRV The eTRV is compatible with valves made by e Barlo e Myson e Braukmann e Pegler e Drayton e Regis B amp Q e Honeywell e Siemens e Landis amp Gyr DuoGyr and many others If you have an RA or RAV valve you must fit the adaptor with the nut and bolt The adaptor must that comes with the adaptor be placed on the In the case of the RAY adaptor the valve and extension provided with the adaptor must lightened be attached to the valve tappet The base rings and spacers allow your eTRV to fit to either 28mm or 30mm radiator valves whichever is already on your radiator The 28mm ring has notches inside it It is important that you use the correct size base ring for your valve To check which one to use remove the existing TRV as shown earlier To identify which base ring to use take one and screw it onto the radiator valve before attaching to the eTRV to see if it fits ft Mi Home When you have f
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