How to mend ... Bosch Boiler Second

how can i fix my bosch 24CDi combination boiler?

when i run the hot water, its starts making a banging noise and the pressure gauge jumps around? it has overhe... [Read more]

how to fit a room thermostat?

Could you draw a diagram of the wiring to the stat and from the stat to the boiler, showing what size cable to... [Read more]

Bosch caravan boiler W135 won't light?

It is an old boiler/heater, over 10 years old. We have just turned it back on after the winter shutdown and f... [Read more]

Worcester Bosch 35cdi - Pressure dropped/pilot out?

Hi there - I hope someone can help! The pressure has dropped on my boiler and although I have a key I cant fi... [Read more]

Turn on Bosch Greenstar 28i Junior Boiler?

Im trying to get the boiler to stay on, but everytime I let go of the switch, its turning itself off! How do ... [Read more]

noisey boiler worcester bosch 30 cdi?

I have a whirling noise in my boiler, it only occurs at times I turn on the hot water tap and the noise stops... [Read more]

bosch combi boiler C1?

leaking at outside overflow pipe

worcester bosch 240 combi?

I am not getting any hot water from my boiler when i put the on demand switch on. If i put the Heating and wat... [Read more]

Worcester Bosch boiler reset!!!?

Hi, Hoping someone out there can help pretty sharpish! My combo boiler seems to be playing up - I'm not able... [Read more]

Replacement of 24i fan?

i had trouble with it a month or two ago, the upshot being that a 'new' fan was installed. i always thought it... [Read more]

Underground oil tank and Worcester Bosch Boiler intermittent cut-out Why?

We have recently installed an underground Balmoral Bunded oil tank and a Worcester Bosch Utility Condensing Oi... [Read more]

how can i fix my worcester bosch greenstar boiler?

recently installed a greenstar 28i worcester condensing boiler, experiencing problem with condensate coming ba... [Read more]

Bosch Worcester 25si boiler pre 2003 model?

My system seems to have developed a fault in that despite all hot water taps being off the hot water demand li... [Read more]

Worcester Bosch 24i boiler ignition going on and off?

I wonder if anybody can help> I have a Worcester Bosch 24i combi boiler. I ahve noticed over the last couple o... [Read more]

worcester bosch combi boiler 280 RSF?

On cold mornings the boiler requires between 3-6 attempts to start up. The instruction manual mentions 'if the... [Read more]

Worcester Bosch 24Ri -Relay clicking?

Hello ! Has any one had the fan relay on this boiler click on and off randomly? This only happens when the... [Read more]

boiler keeps filling up with no cut out just keeps filling what do i do?

worcester bosch combination boiler 24cdi - boiler keeps filling up with no cut out just keeps filling what do ... [Read more]

Pressure reducing on my Bosch Worcester 24 CDi Combi Boiler?

A few months ago i had problems on my boiler with 'rising' pressure. This turned out to be the Heat Exchanger ... [Read more]

problem with combi boiler due to low water pressure?

Hi our worcester bosch combination boiler has stopped working. we think due to low water pressure - the dial i... [Read more]

how can I fix my boiler, Worcester Bosch RD532i combi?

I have a Worcester Bosch combi boiler model RD532i with a continuing problem. The pressure guage regularly fal... [Read more]