Contents optional accessory 5 1. The diagrams seem to imply that i need 240v power cable that is wired into the extension kit with a standard uk 3 pin plug going into a normal socket.
Tado Extension Extension Kit Screwfix
Tado extension wiring diagram. If a uk standard backplate is present some rewiring might be required so that the wires correspond to tados relay wiring 1 as indicated on the back of the extension box. I am trying to work out how to wire up the tado wireless extension kit to my worcester bosch greenstar 37cdi. The wiring diagram on the back of the device shows the wiring for the relay operation three isolated parking slots for excess wiring from the thermostat which is to be replaced and three low voltage terminals for analog and bus connection. If you want to control several devices with tado you need a tado smart air conditioning control for each device. Two relay wiring configurations are possible and are distinguished by two different jumper positions. Here we made a bit of a cheeky choice.
Pair extension kit with internet bridge 11 4. The extension kit comes with a three wire cable meaning that an additional cable. Firstly my understanding is that i need to use the 230v relay method for this installation. Wiring smart thermostat combi boilers dry contacts 6 extension kit combi boilers dry contacts 7 extension kit s plan setups switched live 8 extension kit y plan setups switched live 9 2. The tado extension is still showing as an unfinished installation but not telling me why. Ive attached the wiring diagram for the boiler below showing the relevant bits which are labelled st10.
L n connected combos. Extension box interfaces interfaces the tado extension box has connectors for relays labeled 1 4 as well as analog and digital interfaces labeled a. Nl nl 1212 3434. Wiring option is to connect low voltage single relays. The tado smart ac control replaces your existing remote control and connects to your wi fi without additional wiring. Does that sound right.
We set to work installing the tado extension kit. Also i notice there is an earth terminal in the extension kit does this mean that a three core cable is required. I have done various different wire combinations for the combi boiler we have including replicating what was there previously. We have no reason to suspect it would but at the time were unaware that you can use the pairing button on top of the tado extension kit as a manual override. We decided to leave our old controller in place as an override in case tado ever failed. Connect internet bridge to router 10 3.
The tado smart thermostat supports both 230v and extra low voltage interfaces. Wire to 1 wire to 4 both tried in jump 1 and 2 wire to 1 bridge wire from l to 4 wire to 4 bridge wire.