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Mend Worcester Home Heating Systems

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Mend 30 boiler fire flashing

Worcester 30 Cadillac combi boiler won’t fire up and the EA?

my worcester 30 cdi combi combi boiler wont fire up and ''ea'' keeps flashing? my worcester 30 cdi combi bo... [Read more]

Mend Heating, Home Heating Systems

Greenstar 24Ri boiler, fast flashing - can I reset?

Greenstar 24Ri boiler won't light and the blue light is fast flashing. From the manual I can see that the iss... [Read more]

Mend Heating, Home Heating Systems

Oil fired boiler thermostat?

I have a Velaire 110/135 oil fired domestic boiler. I think the boiler thermostat may be faulty. The manual sa... [Read more]

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Mend Worcester Bosch Highflow 400

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We have 21 questions about mending 'worcester bosch highflow 400' in category Heating, Home Heating Systems

How to mend Worcester Bosch Highflow 400

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Mend worcester water pilot

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]

Mend not re ignite

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]

Mend worcester bosch 400

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 400 heat heating

worchester bosch highflow 400?

my boiler will heat my water but will not heat my central heating why thanks

Mend worcester bosch boiler hot water

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]

Mend hot advise boiler

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]

Mend bosch hot water

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]

Mend worcester rsf boiler problem

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]

Mend worcester highflow 400 boiler

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]

Mend water worcester red

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]

Mend bosch combi working hello

Worcester bosch highflow 400 combi boiler NOT working? ?

Hello the boiler cut out the other day i have tried to light it by depressing the grey button then lighting th... [Read more]

Mend boiler water heating

Worcester bosch highflow 400 combi boiler NOT working?

There is no water or heating in my flat.....the black arrow on the pressure gauge is at around 1.5....( it was... [Read more]

Mend worcester gas boiler help

Worcester Bosch Highflow 400 Gas Boiler?

Hi Wonder if anyone can help. My WB HF400 boiler occassionally starts 'clicking' repeatedly. When I look at t... [Read more]

Mend remove worcester bosch

How do I remove the top cover from Worcester Bosch Highflow 400?

Something is leaking, I can hear the dripping, and yes there is water seeping down to the kitchen below. I ... [Read more]

Mend worcester highflow 400

my worcester bosch Highflow 400 will not ignite?

my worcester bosch Highflow 400 will not ignite.

Mend pressure bosch combi boiler

how do I increase the pressure on worcester bosch highflow 400 combi boiler?

I have a worcester bosch highflow 400 combi boiler, about 14 years old. The hot water cuts in and out when the... [Read more]

Mend fault worcester boiler hot

any ideas what the fault is?

I have a Worcester Bosch Highflow 400 boiler. The hot water works fine, the problem is the central heating. Th... [Read more]

Mend boiler turn turns

how can i fix my boiler?

the boiler fires up ok but when i turn the c/h on it turns of after about 10 mins. boiler is worcester bo... [Read more]

Mend water worcester combi system

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]

Mend water worcester leaking boiler

I have a water leak from my Worcester Bosch 400 Highflow electronic?

Water is leaking from somewhere inside the boiler housing,running out underneath. I can hear a dripping noise... [Read more]

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Mend green star water

Worcester green Star?

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Worcester greenstar 25si compact?

Mend Heating, Home Heating Systems

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