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Skip Navigation LinksHOME > PROFESSIONAL ZONE > Resource Centre > Wiring Diagrams
WIRING DIAGRAMS
Our Wiring Diagrams section details a selection of key wiring diagrams focused around typical Sundial S and Y Plans.
Wiring Diagrams

Contains all the essential Wiring Diagrams across our range of heating controls.

Click the icon or the document title to download the pdf.

DOWNLOADS
Heating Controls Wiring Guide Issue 17

V4073A Y Plan - How a mid position Valve operates within a Y Plan Heating System

How a W Plan heating system operates

FAQ-Pump-Overrun-Wiring-Diagrams-for-S-Plan-incorporating-a-ST9400-Programmer

FAQ-Pump-Overrun-Wiring-Diagrams-for-S-Plan-Plus-incorporating-separate-diagrams-with-ST9100-Time-Switch-and-ST9400-Programmer

FAQ-Pump-Overrun-Wiring-Diagrams-for-S-Plan-incorporating-a-ST9400-Programmer

FAQ-Pump-Overrun-Wiring-Diagrams-for-Y-Plan-incorporating-a-ST9400-Programmer

FAQ-T4360B-Frost-Protection-Kit---Details-how-to-operate-a-Frost-Protection-Kit

FAQ-T6360-Room-Thermostat-Wiring-&-Operation

FAQ-Wiring-Diagram-S-Plan-Pump-Overrun-(ST9400-and-DT92E)

FAQ-Wiring-Diagram-S-Plan-Plus-Pump-Overrun-(ST9420-and-DT92E)

FAQ-Wiring-Diagram-S-Plan-Plus-Pump-Overrun-(ST9400-and-DT92E)

FAQ-Wiring-Diagram-S-Plan-Plus-Pump-Overrun-(ST9420-and-DT92E)

FAQ-Wiring-Diagram-Y-Plan-Pump-Overrun-(ST9400-and-DT92E)

FAQ-Wiring-Diagram-Y-Plan-Pump-Overrun-(ST9420-and-DT92E)

FAQ-Wiring-Diagram-Combination-Boiler-(ST9120)

T6 and T4-Additional-Wiring-Diagrams 04-20

V4043-Zone-Valve-S-Plan-Operation

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