Course 5 of 7 · Intermediate · 2-3 hours
S-Plan Wiring
In short
Wire a complete S-Plan heating system step-by-step. Each connection is validated as you build a fully working system. You will wire power supply correctly, connect programmer to wiring centre, install and wire thermostats, connect 2-port zone valves, complete boiler and pump wiring.
Comes after Sequence of Operations.
The 10 lessons, in order
- 01
Introduction to S-Plan Systems
What an S-Plan is, and the first two parts on the canvas.
- 02
Power Supply Connections
Land the supply on the wiring centre and prove each block carries what it should.
- 03
Programmer Connections
Power the programmer and bring its two demand outputs back to the wiring centre.
- 04
Wiring Centre Overview
Check you can read the wiring centre before it fills up.
2 quiz questions
- 05
Room Thermostat Wiring
Wire the room thermostat in series with the heating demand.
- 06
Cylinder Thermostat Wiring
Wire the cylinder thermostat in series with the hot water demand.
- 07
Heating Zone Valve
Wire the heating 2-port valve: motor, end switch, neutral and earth.
- 08
Hot Water Zone Valve
Wire the hot water 2-port valve: motor, end switch, neutral and earth.
- 09
Boiler Connections
Give the boiler its permanent supply and its switched live.
- 10
Pump and System Test
Wire the pump from the boiler and commission the whole system against its truth table.
You will learn to
- Wire power supply correctly
- Connect programmer to wiring centre
- Install and wire thermostats
- Connect 2-port zone valves
- Complete boiler and pump wiring
Where it connects
Components in this course
Wiring diagrams
Next course
- Y-Plan Wiring
Master the Y-Plan system with hands-on wiring. Connect the 3-port valve and see mid-position operation in action.
Your first fault is waiting.
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