Heating Guide

Some useful videos about common tasks

How to Repressurise a Heating System with an Internal Filling Key How to bleed air out of a radiator How to use the Worcester Bosch Comfort Controls

Heating Hints and Tips

No heating or hot water?


Pressurised System:

Make sure the pressure gauge is between 1.0 and 2.0 bar

Pressure Gauge
Make sure the pressure gauge is between 1.0 and 2.0 bar

 


Is the room thermostat turned up?

Is the room thermostat turned up?
Is the room thermostat turned up?

Are the TRV’s on the radiators turned up?

 Are the TRV's on the radiators turned up?
Are the TRV’s on the radiators turned up?

 


If not open the filling loops whilst watching the pressure gauge increase until it reaches 1.5 bar whereby you can shut off the loop. The boiler will now work!

Open the filling loops whilst watching the pressure gauge increase until it reaches 1.5 bar
Open the filling loops whilst watching the pressure gauge increase until it reaches 1.5 bar

Is the programmer programmed for the heat or hot water to be on? If not try the advanced button.

Try the advanced button
Try the advanced button

Here are a few schematics/diagrams of 3 of the most common heating and hot water systems apart from combination boiler systems

https://here4heat.com/wp-content/uploads/2018/06/Here-4-Heat-Sealed-Unvented-S-Plan-Plumbing-and-Wiring-Schematic-Diagram-01-1200x1697.jpg
https://here4heat.com/wp-content/uploads/2018/06/Here-4-Heat-Regular-Vented-Y-Plan-Plumbing-and-Wiring-Schematic-Diagram-01-1200x1697.jpg
https://here4heat.com/wp-content/uploads/2018/06/Here-4-Heat-Regular-Vented-S-Plan-Plumbing-and-Wiring-Schematic-Diagram-01-1200x1697.jpg

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