How to mend ... Bosch Boiler System

How can I repressurize my Worcester Bosch 350 combi boiler system?

Please can you help me? I have taken off a radeator and put it back on and bled it. But have losed the pressur... [Read more]

my worcester bosch 40 cdi boiler has error code SE or 5E Question?

my worcester bosch 40 cdi boiler has error code SE or 5E, after low pressure. Can anyone tell me what this mea... [Read more]

worcester bosch 24cdi , high pressure ?

i have just drained the system to move a rad, something i have done on a couple of previous times , i refilled... [Read more]

How can I fix pressure loss on my Worcester Bosch 28CDi?

Hello, For some time now, there has been a constant loss of pressure. Quite by accident dripping was seen in ... [Read more]

Worcester Bosch Oil Heatslave 20/25?

The boiler fires up OK, but there is no power getting to the water pump, so the thermostat cuts out after a co... [Read more]

reduce pressure on combi?

when i bled my radiators at the weekend it emptied the boiler. So i used the loop thing to fill it again. Prob... [Read more]

Presure reducing after use on Worcester Bosch 28i junior combi boiler?

The pressure guage on the boiler keeps going down which would suggest a leak. However when the system is check... [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]

Water pressure keeps increasing?

symptoms are; bar rising from 1.0 - 3.0+ filling loop removed. draining rads of approx 2-3 litres of wat... [Read more]

how can i fix my 30cdi boiler?

My worceser bosch 30cdi conventional condensing boiler is continually in the air purge(flashing flow temp then... [Read more]

how can i recharge the heating system on worcester-bosch 30si?

Bled radiators and the pressure fell in the boiler and now there's no heating or hot water! How can we recharg... [Read more]

Pressure gauge on front of boiler on zero?

Worcester bosch 240 boiler. Put central heating on and some radiators had air so I bled them. After this, the ... [Read more]

worcester Bosch 240 boiler - the pilot light keeps going out?

the pilot light will light and the system will work but about once a day or so it goes out again... so I have ... [Read more]

My radiators are only hot downstairs, what is causing this?

My radiators are hot down stairs, however i can not get heat into them up stairs. I have tried bleeding the ra... [Read more]

low water pressure in worcester bosch combi boiler?

i keep having to add water via loop to my w-b 350 combi boiler with increasing frequency. the pressure falls ... [Read more]

noisy worcester bosch 24i boiler?

when the heating comes on the boiler and pipes make a loud gurgling and popping sound as if there is air in th... [Read more]

How to cure low pressure on a Bosch 24i combi?

I have a Worcestor Bosch 24i which constantly loses system pressure. There are no leaks & the PRV isn't passin... [Read more]

Boiler wont ignite and preasure keeps on building?

I have a worcester bosch 24CDi RSF boiler. At first the system presure kept building to 4 bars until I release... [Read more]

worcester bosch 28i combi , preasure problem?

I have no visible leaks in my system I have injected a furnox leak sealer so as to make sure also But i stil... [Read more]

How can i fix my Worcester Bosch 240 combi boiler?

I recently removed two downstairs radiators to decorate. When I tried to turn the heating system on again it w... [Read more]