How do you fix intermittent heating problem?

I have a new Salus programmable thermostat (RT500RF) and a new Bosch Worcester Greenstar 24Ri boiler. Sometimes the thermostat sends a message (flame indicator comes on) but the boiler doesn't get it ... more

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no hot water from worseter bosch greenstar combi boiler?

The boiler doesn't fire when the hot tap is turned on but does fire if the heating is turned on

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How do I get my heating to stay on until i manually switch it off?

I have a Worcester-Bosch Greenstar 28i junior condesation boiler, which has only been fitted for a year. However a few months ago, I have noticed that when I turn on the heating, while it heats up for ... more

boiler not lighting up (greenstar 25si/30si worcester bosch)?

fitted new bath in my house befor i did work i turned boiler off , turned boiler back on no lights flashing and not lighting up wen u turn hot tap on????? ps also drained system to change rad to towel ... more

Worcester-Bosch Greenstar 24 Ri boiler won't turn off !?

Intermittently the boiler stays on all night. The set point is 14 but the temp is 23. No flame showing on the wireless stat. and the new programmer timer is saying off at 3 in the morning but the bo ... more

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The transmitter light if flashing constantly?

I have a Worcester Bosch Greenstar 24i junior/28i junior, and the heating stopped working, i realised that the pressure was down, so topped up the boiler so that the pressure when cold was 1/4. After ... more

Problems with Worcester Bosch Greenstar Ri?

Hi, We have the above boiler, it started making clicking noises a few weeks ago (its 5 years old) when we turned the heating off at night, we were waiting for our gas man to come so started turning t ... more

Bosch Greenstar 24i?

Should the green override light be on or off when working normally?

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pump over run ? ?

I have a Worcester Bosch junior Greenstar 24 i (2008) - noticed it's not turning itself off like it used and keeps waking me at night with a loud hum and vibration. I`m used to it "modulating" in the ... more

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Salus Roomstat RT500RF not responding?

Hi, I have the RT500 wireless room stat (new). It is correctly wired in boiler but not electricity reaching the receiver unit (no red or green lights). Any ideas what could have 'gone wrong' in the ... more

PRV Worcester bosch?

I've got a Worcester Greenstar boiler. The pressure dropped to zero and when I try to refill it, the water just gushes out of the pressure relief pipe. How do I reset the pressure relief valve so it i ... more

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what does fault code f7 mean?

i have a worcester bosch greenstar 40 cdi which stopped working and showed ea and f7 fault codes any idea what they are

Worcester Bosch will not switch on?

I have just defrosted the condensator pipe on my worcester bosh greenstar junior boiler. It will fire up ok now but only if I kep the on switch pressed in. As soon as I let go of the switch the blue l ... more

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how can i fix my worcester bosch greenstar boiler?

i have a worcester bosch greenstar he boiler and it is flashing c1 and it wont fire up at all does anybody know what the c1 is for

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Any ideas?

We have a Worcester Bosch boiler Greenstar 25Si/30si. It has been losing pressure over the last few weeks and we thought that the problem was a leaky pipe in the concrete floor even though there is no ... more

luke warm water (central heating is ok)?

Hi Noticed today the hot water is luke warm but the central heating is ok - new boiler fitted in July 2010 (worcester-bosch Greenstar 37CDi) system pressure gauge was at 1 so increased it to 1.5 bars ... more

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To start a Worcester Bosch Greenstar 24i Junior?

Closed house with no heat on. Small deposit of ice 1 tablespoon full. on unit top below right hand side of boiler. Blue light is flashing and water pressure is zero. Can anyone take me through the r ... more

How can I stop my Greenstar CDi combi making loud vibrating sounds?

I turned up my central heating at the boiler, and now the boiler is making an awful vibrating sound all the time. It's a Worcester Bosch Greenstar CDi and was only fitted a year ago.

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Can anybody suggest a means of lagging the pipe and with what material?

Re Worcester Bosch Greenstar CDI Boiler.. I have yet again had a problem with the condensate external pipe freezing up and consequently the boiler not working properly so no heating of radiators or h ... more

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there is no power to my worcester bosch boiler are there any internal fuse?

there is no power to my worcester bosch 24i greenstar boiler are there any internal fuses

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