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Worcester 35cdi?

Boiler light is on,and central heating is on although warm.the thermostat is not calling it to come on,it's ju... [Read more]
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How do I rectify aU9 Code?

Worcester Bosch Greenstar 37CDi Combi showing code U9? My boiler is showing code U9, I know this means that th... [Read more]
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Siemens RDH 10 RF Thermostat not triggering heating?

I have Siemens RDH 10 RF Thermostat and a Worcester Bosch Greenstar 30CDi combi boiler. The battery in the th... [Read more]
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Bosch combi 28i junior no hot water/heating going off?

My Worcester Bosch Combi Boiler, 28i Junior, red light flashing. It comes on after about 5 mins of me having t... [Read more]
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I have a Worcester Greenstar 42cdi boiler?

Water started coming out of fan casing at the bottom fan started making a weird noise water has stopped seekin... [Read more]
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Worcester 24i junior boiler won’t repressurise ?

Hope someone can help. My old Worcester 24i junior combo boiler stopped heating the water (red error light fla... [Read more]
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Worcester Bosch Greenstar Ri v Beast from The East?

My boiler has been struggling to reach thermostat temperature and has now started gurgling like its boiling a ... [Read more]
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Worcester Greenstar Ri ?

Why does my boiler heat the radiators as well when only the water heating is on?
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worcester24i rsf?

worcester 24i rsf combi boiler.no hot water when i turn hot water taps on heating is ok
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Worcester 28i junior, water temperature is far too hot?

Water temperature is nearly boiling not responding to temperature adjustment on front of boiler I've replaced ... [Read more]
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I have a worcester Greenstar 42CDI Combi boiler?

I have a worcester Greenstar 42CDI Combi Boiler and when the hot water is used. Whether it be the shower, the ... [Read more]
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Worcester 24i combination boiler pressure loss?

Had fan changed, PCB board changed, internal blockage due(manifold changed) water pressure sensor changed. N... [Read more]
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worcester greenstar he [an old one ]?

the hot water part of my boiler not worker the pilot light is working and it seems to be firing up but turn on... [Read more]
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Faulty Worscester 35 CDi loosing pressure?

My Worcester 35cdi has had 4 replacement heat exchanger's in less than 10 years the first 2 were within the fi... [Read more]
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RDH10RF, thermostat not turning radiators on?

I've got a Worcester 28CDi boiler & Siemens RDH10RF thermostat. The batteries in thermostat died so i changed ... [Read more]
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How can I stop my Worcester 24i from building up too much pressure ?

My Worcester 24i combi boiler has just started to build up pressure beyond the blow off valve setting (IE. in ... [Read more]
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combi oil Worcester greenstar heatslave 12/18 switches off?

I have a internal combi oil Worcester greenstar heatslave 12/18 Its has a built programmer and Hot water t... [Read more]
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Domestic hot water very hot ?

Worcester bosch high flow 400 - hot water stat on the boiler is sett low but the water from the taps is extrem... [Read more]
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Worcester 240 combi boiler water pressure?

Hi My parents have the above fitted which looses hot water pressure after a few seconds of opening a tap. ... [Read more]
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my worcester 240 combi rsf boiler makes a clatter noise ?

when firing up with the hot water and sometimes the heating, we have to keep resetting it to get the heating a... [Read more]

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