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Mend Worcester Bosch Highflow 400

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We have 20 questions about mending 'worcester bosch highflow 400' in category Heating, Home Heating Systems

How to mend...Worcester Bosch Highflow 400

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Worcester bosch Highflow 400 rsf?

The fan fails to start causing lock out but a push will do it whence it works for a variable time (days weeks ... [Read more]
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Worcester Bosch Highflow 400 - hot water not heating think pilot light off?

Can anyone help with this problem....There's a large expansion vessel in the way so can't see the pilot light ... [Read more]
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My Worcester Bosch highflow 400 will not re ignite?

My boiler will not ignite as describe in the manual by turning off the power, then turning on and turning the ... [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]
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Worcester Bosch Highflow 400 BF boiler problem?

Hi, my boiler produces hot water on demand OK but refuses to turn off the central heating. Even with both heat... [Read more]
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Worcester Bosch Highflow 400 - no hot water?

Please would you advise me on the following. We have a WB highflow 400 combi boiler. We are noticing that in t... [Read more]
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Bosch Worcester Highflow 400 no heating no hot water?

We've had an ongoing deries of problems which Brit.Gas are struggling with... 31 Dec: no heating/hot water - ... [Read more]
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Worcester Bosch Highflow 400 rsf boiler problem?

I have a problem with my Worcester Bosch Highflow 400 rsf boiler. If hot water is on, I cannot get central hea... [Read more]
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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]
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where is the water pressure tap ?

I have a worcester bosch 400 highflow and can't seem to find how I top the water up for the pressure, it's wel... [Read more]
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