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We have 781 questions about mending 'bosch' in category Heating, Home Heating Systems

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Mend Heating, Home Heating Systems

how do i fix my worcester bosch?

Just had a new diverter valve fitted to my worcester bosch boiler but the over heat button still trips when ... [Read more]
Mend Heating, Home Heating Systems

Worcester Greenstar combi Heating works, but doesn't (??!)?

I have a Worcester Bosch Greenstar 30Si combi boiler with a Drayton SCR and RF3 digistat controls. The heating... [Read more]
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worcester bosch 12ri?

My worcester bosch 12ri runs happily for a while and then I get the odd lockout, slow flashing blue light. I r... [Read more]
Mend Heating, Home Heating Systems

worcester bosch 28i fan problem?

The fan on my 28i keeps sticking which results in it not igniting if you bang the boiler casing it kicks in! ... [Read more]
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Worcester Bosch 24i Combi hot water but no heating?

The boiler is hooked up to a Drayton 2RF Digistat. The boiler gives hot water but despite the transmitter call... [Read more]
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How do i pressurise a Worcester Bosch 400?

I have lost pressure in my Worcester Bosch Highflow 400 RSF. All possible solutions talk of either using a key... [Read more]
Mend Heating, Home Heating Systems

Worcester Bosch 25cdi boiler - central heating not working?

Hot water working OK but central heating won't work. Tried switching off Master Switch, leaving a few seconds... [Read more]
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Retaining bolts for combustion chamber in Wocester/Bosch boiler?

Do I need retaining bolts for the combustion chamber in a Wocester Bosch 38 CDI boiler? Should the bolts ha... [Read more]
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Greenstar 30 CDi central heating not working?

Worcester Bosch Greenstar 30 CDi boiler supporting the central heating after being off all summer. Hot wate... [Read more]
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LPG bosch w-135?

i have a water heater in my willerby caravan the pilot keeps trying to light on/off all the time when water no... [Read more]
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worchester bosch highflow 400?

my boiler will heat my water but will not heat my central heating why thanks
Mend Heating, Home Heating Systems

Worcester Bosch 24i Junior no spark ?

I have the red flashing light, once per second. Went through manual fault finding. I replaced the spark electr... [Read more]
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Any idea whats wrong with my Worcester Bosch 24i Combi?

We have a fault that when we turn the hot tap on we do not always get hot water, the boiler does not ignite, t... [Read more]
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how can i fix?

my 15cbi bosch/worcester boiler that comes on for about 30mins then locks out i manually reset the flashing li... [Read more]
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worcester bosch 230. no pilot light and the burner won't ignite?

I have a worcester bosch 230. Currently i have no pilot light and the burner won't ignite. I can't press the '... [Read more]
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how can i reset my oil boiler?

ran out of oil got a refill and worcester bosch 50/70 oil boiler wont restart want to know how to reset it
Mend Heating, Home Heating Systems

Bosch W275 water heater, diaphragm leaking?

Just had heater serviced in my mobile home in France. Fitter reported leak from diaphragm (weeping), but state... [Read more]
Mend Heating, Home Heating Systems

Bosch caravan boiler W275?

we have a cable missing from the battery pack and can`t find where it attatches to the boiler. Can you help or... [Read more]
Mend Heating, Home Heating Systems

Worcester Bosch 24SiII Tripping off?

Some mornings the boiler has tripped the MCB in the fuse box. Then the board had to be replaced. It had trippe... [Read more]
Mend Heating, Home Heating Systems

worcester bosch 280 heating rads while running hot water?

While running the hot water Ie.Shower, all the radiators are getting hot. Now I know that during DHW demand th... [Read more]

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