Heating Control Wiring Diagram. Wiring diagrams our wiring diagrams section details a selection of key wiring diagrams focused around typical sundial s and y plans. 99 direct from hive the diy active heating thermostat with the receiver box.
2 using dvom check continuity of white wire between ac heater control module connector and ground. Probably the highest number of requests draytons technical team receives every week is for help with wiring diagrams using the lwc1 or lwc3 wiring centre. Connect the controls pump boiler and 230 volt fused supply to the junction box terminals indicated by the arrows.
If voltage is not present go to next step.
Use copper wire 75ºc min only between disconnect switch and unit. Connect the thermostat cables to the heat link take two cables from the cable bundle. No external pump no tanks no external expansion vessel no motorised valves and in many cases item 6 is not needed either. Remove the heat link cover and connect the l live and n neutral terminals on the heat link to the l and n circuit on the boiler or junction box.