Drayton 25478 LP711 (Mk4) 1 Channel Timeswitch

Product Information

To do this, first drain down the system, then un-screw the TRV head, and use Drayton’s universal grey tool to remove the valve insert before cleaning below it. System balancing by TRV

Hold the transmitter unit 2 metres away from the SCR unit and then replace the batteries in the transmitter. Replacing a TRV head but not the valve Now that the TRVs have been installed, the next step is to balance the system using the TRV. Balancing is important, as it means that all rooms heat up evenly at the same time. Balancing this way using the TRVs prevents the need for re-balancing the system if a radiator is removed. It’s also worth making sure that the householder understands that altering the temperature on a room thermostat will only be effective if a programmer has set the heating to be on. If the homeowner wants the heating on when the programmer has it set to be off, they need to understand they have three options:

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Advise householders that concealing a TRV with furniture or behind a curtain will affect the performance of their system, making it less reliable as the TRV cannot accurately sense the temperature of the room. Advising customers on room thermostat settings They can ‘advance’ the heating, which means the programmer will skip to the next ‘on schedule’ and the heating will remain on until that programme is due to end.

Wireless programmable room thermostats are easy to install, and most installers only need help with commissioning the system. First, remove the batteries from the transmitter unit and allow the screen to go blank. Yes, there is a Digistat to suit both types of boiler – try our product selector to find the right one for you. Do I need an OpenTherm boiler to use Digistat? In either mode the radiator or tap icon will be displayed. How do I change from Automatic to Manual mode? Finally, if the additional requirement for heat is likely to be regular, they can re-programme their control to include a new time period. Hold the transmitter unit 2 metres away from the SCR unit and then replace the batteries in the transmitter.

Digistat+3RF Si

When used with electric heating the Digistat cycles the heater at 12 cycles per hour to maintain room temperature and save money. The industry recommendation for a room thermostat is 21˚C, but this may need to be adjusted if there are health considerations or elderly occupants that require a warmer environment. Depending on the fuel type you select during installation will affect how Digistat works with your boiler/heat source - so ensure to select the correct type during installation. Does Digistat work with combi-boilers and conventional boilers? To swap between Heating and Hot Water on the thermostat press the setting button (cog symbol) to open this open.