How to mend Combi Boiler Bosch

Worcester greenstar combi boiler not heating above 35C?

I have a new Worcester Bosch 30i combi boiler which was installed a couple of months ago, but I just can't see... [Read more]

Worcester bosch cdi 42 combi keeps firing every 10 mins?

I have hot water and heating but the boiler is firing up every 10 mins or so. It sounds like a tap is turned o... [Read more]

Green star 42cdi combi?

My boiler on central heating only fires up for two seconds and then the flame just goes out please help

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Bosch 24i Combi-boiler?

Went to turn the pressure up (done it many times before) but instead of the tap (can't think of a better word ... [Read more]

bosch greenstar 30si combi?

pressure gauge low but when i turn water valve open no water enters engineer cant find the problem, boiler is... [Read more]

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worcester combi boiler makes banging noise?

for last few days notice when boiler comes on and when hot water tap is on makes explosive banging noise can h... [Read more]

Worcester Heatslave noisy bang when turning on hot water?

Hi Have a Worcester/Bosch Heatslave Oil combi boiler. When I turn on any hot water tap in the house there is a... [Read more]

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Worcester bosch 24i Junior combi boiler noise with hot water?

Hi, I had a Worcester Bosch 24i Junior combination installed a couple of months ago and when I turn on the ho... [Read more]

relight the pilot light on a worcester bosch 240 boiler?

my worcester bosch 240 combi boiler the pilot light has gone out after the boiler was drained . can anyone tel... [Read more]

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how to fix my combi boiler?

the auto air venmt on my worcester bosch 24i rsf boiler ents off every now and then for no reason now it seems... [Read more]

How can I fix my worcester bosch 24cdi combi boiler?

It keeps re-pressurising itself and the external overflow leaks a lot.

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What's wrong with my Worcester Bosch 24i Junior Combi Boiler?

Hi, I've come home today to find I have no heating/hot water and a boiler that I thought had a frozen condense... [Read more]

Worcester Bosch 240 combi boiler, ?

My boiler won't fire up, the pilot light won't come on consequently I don't have any heating or hot water and ... [Read more]

How can I fix my Worcester Bosch 24i RSF Combi Boiler?

The central heating side of my boiler will not fire up. The hot water starts straight away. The fan and pump a... [Read more]

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Greenstar CDi combi boiler overheating?

Hi, Greenstar CDi combi boiler 3 years old. Top floor radiators cold so bled, this dropped water pressure to z... [Read more]

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combi 30 boiler?

i have no heating, panel says winter mode room stat off the boiler is 18 months old and was serviced at 12 mo... [Read more]

worcester bosch combi boiler?

sometimes the hot water does not come on,sometimes the central heating does not come on, how do you fix it ?

Ihave a worcester bosch greenstar 30Si with a digital optimiser?

I have a worcester bosch greenstar 30Si combi boiler with a digital optimiser. The heating is full on and the ... [Read more]

how do i fix an air flow fault on the water heating side of a combi boiler?

how do i fix an air flow fault on the hot water side of a worcester bosch 25 si ll combi boiler

Troubleshooting a Bosch ZWB28-3 combi boiler?

Currently it heats our hot water well but when cold is mixed in like in the shower the temperature of the wate... [Read more]