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We have 781 questions about mending 'bosch' in category Heating, Home Heating Systems

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Filling/pressure issue - Bosch Worcester CDI 28?

I have just seen that the pressure gauge is down at 0 and have attempted to fill it up in the correct recommen... [Read more]
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What part do i need?

My boiler is a Worcester bosch 240 Combi. The CH, when switched on works fine. When i turn on the hot water ta... [Read more]
Mend Heating, Home Heating Systems

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 tur... [Read more]
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radiators on upstairs but not down??

we had three power spikes yesterday within 2 hours since then our boiler has been playing up we have hot water... [Read more]
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Worcester Bosch 25SI Recharge Key!!!?

I need to bleed rads however water level low nearly red 1 on the clock. I have located recharge key and pushe... [Read more]
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Bosch W275 boiler in caravan?

I have the above water heater pipes froze have been replaced and now the boiler will not ignite- no gas supply... [Read more]
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I have exactly the same ques as below-what wasthe answer?

We have a Bosch/BG RD532 Boiler controlled by a wireless thermostat & it occaisionally (right now!) looses the... [Read more]
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Heating?

I have a worcester bosch 240. The fan is not running and there is no 240 volt output on small sequence board.... [Read more]
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Can I improve flow rate?

I inherited a Worcester Bosch 280 boiler when bought this house recently. I find the hot water tap has to run... [Read more]
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Bosch Greenstar 24i?

Should the green override light be on or off when working normally?
Mend Heating, Home Heating Systems

pump over run ? ?

I have a Worcester Bosch junior Greenstar 24 i (2008) - noticed it's not turning itself off like it used and k... [Read more]
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Re Worcester Bosch ?

When I have to turn the white knob to the left of the key, do I turn it to the left to fill to 1.5, and then t... [Read more]
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I have no control over the hot water temperture from my high flow 400 boile?

Worcester Bosch changed the heat exchanger in my high flow 400 boiler and did some upgrades since then I have ... [Read more]
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Oil fired worcester bosch heatslave boiler not igniting?

After 3 hour power loss/low voltege (84v) boiler would not ignite. Checked fuses, ok. Pressed both reset butto... [Read 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... [Read more]
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problem with boiler after replacing batteries in thermostat?

i changed batteries in boss thermostat and discovered that the boiler wasnt responding to thermostat, even tho... [Read more]
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Two slow flashing lights Worcs 35cdi about 8 years old?

Occasionally we have two slow flashing lights on the Worcs Bosch 35CDi. We press the red reset button and all ... [Read more]
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how do i bleed my worcester bosch 50/70 oil boiler?

where is the bleeding screw
Mend Heating, Home Heating Systems

Drayton Digistat SCR not firing boiler?

Help, My drayton digistat scr is not firing up the Worcester/bosch 24i junior boiler. The scr is communicati... [Read more]
Mend Heating, Home Heating Systems

PRV Worcester bosch?

I've got a Worcester Greenstar boiler. The pressure dropped to zero and when I try to refill it, the water jus... [Read more]

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