How to mend ... Boiler Highflow 400

how can i keep my boiler on?

worcester highflow 400 electronic boiler will only stay on for 2 mins then clicks off, radiator light flashes ... [Read more]

Worcester bosch highflow 400 combi boiler?

Hi, I have the Worcester bosch highflow 400 combi boiler I understand the principle of having the Heatbank but... [Read more]

My central heating boiler keeps tripping out?

My combi boiler keeps tripping out, which means i have no hot water or heating. I can reset it at the boiler a... [Read more]

CH & HW lights flashing on Worcester 400 Highflow combi?

The CH and HW lights are flashing. Sometimes if you turn the HW temp dial up then down again the HW one stops,... [Read more]

Worcester Highflow 400- water too hot, how can I turn it down?

Ever since installation about 5 years ago, the hot water delivered to the taps has been scalding. The hot wate... [Read more]

Worcester bosch highflow 400 combi boiler NOT working? ?

Hello the boiler cut out the other day i have tried to light it by depressing the grey button then lighting th... [Read more]

Worcester bosch highflow 400 combi boiler NOT working?

There is no water or heating in my flat.....the black arrow on the pressure gauge is at around 1.5....( it was... [Read more]

Worcester Bosch Highflow 400 Gas Boiler?

Hi Wonder if anyone can help. My WB HF400 boiler occassionally starts 'clicking' repeatedly. When I look at t... [Read more]

How do I remove the top cover from Worcester Bosch Highflow 400?

Something is leaking, I can hear the dripping, and yes there is water seeping down to the kitchen below. I ... [Read more]

my boiler needs to be topped up each day ?

why does my highflow 400 keep dumping the water out of the over flow and need to be topped up each day.

bosch highflow 400 making loud hissing noise?

my boiler is making a loud hissing noise and the pump is very hot and it cuts out when heating or hot water is... [Read more]

how do I increase the pressure on worcester bosch highflow 400 combi boiler?

I have a worcester bosch highflow 400 combi boiler, about 14 years old. The hot water cuts in and out when the... [Read more]

How can I reduce the pressure in my boiler?

After messing around trying to replace a hot water tap, I notice that the oressure gauge on my Worcester Highf... [Read more]

any ideas what the fault is?

I have a Worcester Bosch Highflow 400 boiler. The hot water works fine, the problem is the central heating. Th... [Read more]

worcester highflow 400 electronic - hot water question?

I have just bought a property with the above heating system. I understand this is a combi boiler, however in t... [Read more]

can you help me with my worcester highflow 400 electronic combi ?

Just been round side of house and noticed pipe coming out the wall from back of combi is leaking water, please... [Read more]

how can i fix my boiler?

the boiler fires up ok but when i turn the c/h on it turns of after about 10 mins. boiler is worcester bo... [Read more]

Add water to sealed Worcester Bosch Highflow 400 combi boiler?

As the sealed system does not have an expansion tank, we are looking for a screw to turn 90 degrees to let wat... [Read more]

highflow 400 combination boiler?

when i run the hot water tap the radiators warm up but the tap warter stays cool

I have a water leak from my Worcester Bosch 400 Highflow electronic?

Water is leaking from somewhere inside the boiler housing,running out underneath. I can hear a dripping noise... [Read more]