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We have 199 questions about mending 'fault worcester boiler'

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Worcester Bosch Fault From Running Hot Tap?

I purchased a Worcester Greenstar 24i Junior recently but now every time I try to have a bath the boiler conti... [Read more]
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4 year old Valiant boiler keeps cutting in & out when heating water ?

My 4 year old Valiant boiler keeps cutting in and out when heating water for the taps and shower in the house,... [Read more]
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28i junior CH problem?

I have a fault with the central heating of my worcester 28i junior. The boiler fires up and the radiators heat... [Read more]
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how can i fix my Worcester 28cdi combi boiler?

My boiler won't light and the book says its an air flow fault
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no hot water but central heating ok?

Moved into house and central heating works ok, turn on the hot water tap and water runs ok but cold. The boile... [Read more]
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Worcester 350 combi pressure rising to 3 bar?

Central heating pressure rises to 3 bar (initial pressure = 1 bar) and pressure valve operates. Once cooled, p... [Read more]
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Worcester 24i rsf no hot water?

I followed the fault diagnosis and replaced the flow switch. However the boiler reset kept tripping out (overh... [Read more]
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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]
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Worcester 28CDI air flow problem?

We have recently moved into a house with a Worcester 28CDI boiler. I've downloaded the instruction manual from... [Read more]
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Worcester 28CDI - air flow problem?

We have recently moved into a house with a Worcester 28CDI boiler. I've downloaded the instruction manual from... [Read more]
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Worcester 28CDI boiler - Airflow fault?

We have recently moved into a house with a Worcester 28CDI boiler. I've downloaded the instruction manual from... [Read more]
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How can i fix my Worcester 24i Junior combi boiler?

My boiler will not always ignite for hot water but would for central heating and the red fault light would fla... [Read more]
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Wire harness for Worcester 9.24 electronic?

There is an intermittent fault on my boiler; the hot water goes lukewarm. Apparently there is a loose connecti... [Read more]
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Worcester Bosch 35CDi II - hot water fault?

After coming back from holiday we found that our boiler will only heat the hot water when the tap is turned fu... [Read more]
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What is the problem with my Worcester Combi 350 boiler?

I have a Worcester 350 Combi boiler. During the last two to three weeks the pressure showing on my boiler pres... [Read more]
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WORCESTER 28si II COMBI BOILER?

we have the above boiler ...when running a bath we noticed that after 3-4mins the water would run cold ..got a... [Read more]
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heating&water intermittant fault?

on heating,when the boiler fires up, it heats up until it reaches it temperature controld by the themostat. so... [Read more]
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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]
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worcester boiler problems?

i have a worcester 24si 11 i seem to have a faulty reset problem is this a common fault with these boilers
Mend Heating, Home Heating Systems

worcester 24i rsf fault with heating?

After heatings been on for around 10 mins starts to make noise like air in the boiler ,Changed the pressure va... [Read more]
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