How to mend ... Bosch Combi Three

Combi stops firing for hot water when cold tap turned on?

Hi I have a Worcester Bosch Thermotechnik combi - on the boiler casing is a Bosch-stamped cert saying it is... [Read more]

replace the water to water heat exchanger in my worcester bosch 28cdi combi?

The manual tells me to remove the filling loop by removeng the two holding scews and then slide the assemble t... [Read more]

worcester bosch 240 combi?

when I demand hot water at the sink or shower, the radiaters get warm instead and little hot water comes thr... [Read more]

i have got low water pressure from my combi boiler?

I have just got installed a wocester bosch combi boiler - 24i junior. The water pressure has become low- is t... [Read more]

How do I clear a heat exchanger in a worcester bosch 240 combi ?

How do I clear a heat exchanger in a worcester bosch 240 combi and what does it look like?

Why does my Worcester bosch 240 have to be reset after 3 mins?

My worcester bosch 240 combi has to have the little red reset button pressed after we run the shower for about... [Read more]

How can i fix my worcester bosch 28i combi boiler prob?

How can I fix my worcester bosch 28i combi boiler. hot water not come sometimes from the tap but room heating ... [Read more]

How can i fix my Worcester Bosch 24i?

We have just had our kitchen ripped out and after 9 weeks of sheer hell, we are getting back to normal. My com... [Read more]

Worcester Bosch 24CDi Combi - intermittent hot water?

This boiler has worked perfectly, since I had it fitted 3 years ago. Recently, however, when trying to run ... [Read more]

how do drain a bosch combi boiler 532?

i want to move a radiator to the othere side of my dining room which means i will have run new piping, so i w... [Read more]

How do I maintain the hot water system on my combi 240 RSF to hold on?

Every time I turn the hot water on, it trips off aftera few minutes. I have to get the wife tostand by the boi... [Read more]

tepid water from worcester bosch 24cdi?

i am only getting tepid hot water from my combi boiler. central heating working fine. i have change the heat e... [Read more]

My Worcester Greenstar HE Combi boiler blows itself out. What is the fault?

My Worcester Bosch Greenstar HE combi boiler (Model: ZWB 7-27 HE combi) has developed a problem where 30 secon... [Read more]

worcester bosch combi boiler divertor valve?

Hi, I have hot water to my taps, but no heat coming from my rads. On inspection, my divertor valve on my worce... [Read more]

How do I fix My Worcester Bosch 28i rsf combi?

When the heating tries to come on it is like the ignition isn't catching properly. However I took the front c... [Read more]

Worcester 25Si ...Hot water not firing up at low pressure?

I've got a Worcester 25si around 7 years old combi, recently it decided to have a problem with the hot water. ... [Read more]

Oil Boiler Pressure Gauge fluctuating?

I have had a new Worcester Bosch Oil Condensing Combi fitted (Aug 07). The installer set the red gauge at 1.5 ... [Read more]

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]

F C CODE worcester greenstar boiler?

can anyone tell me what the flashing fault code F C on my worcester bosch greenstar 30 plus combi means pls

Tiny black bits left in the bowl/sink after running hot water. What are the?

Had Greenstar Heatslave 18/25 oil fired condensing combi boiler (Worcester Bosch) installed 4 months ago. The... [Read more]