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Mend 30si Will Not Up

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We have 73 questions about mending '30si will not up'

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Mend Heating, Home Heating Systems

Any ideas?

We have a Worcester Bosch boiler Greenstar 25Si/30si. It has been losing pressure over the last few weeks and ... [Read more]
Mend Heating, Home Heating Systems

manual use?

How can I set my Greenstat 25Si/30Si Wocester boiler to use manualy instead of using the thermosthat? Tanks
Mend Heating, Home Heating Systems

how to fix greenstar 30si boiler?

have greenstar 30si boiler that isnt working no hot water or heat. red and blue light flashing at different t... [Read more]
Mend Heating, Home Heating Systems

How can I fix my Worcester Combi 30si?

I have a Worcester 30si Greenstar Combi in my loft space .Last week we woke up to no hot water and no cent.hea... [Read more]
Mend Heating, Home Heating Systems

How Do I Reset my Greenstar 30Si Combi Boiler?

I have no hot water or heating. I've checked the pressure gauge and set it to 1.5. I've switched it off at t... [Read more]
Mend Heating, Home Heating Systems

greenstar 30 si?

Hi our greenstar 30si packed in the other day a plumber came out and fixed it when i was at work now ... [Read more]
Mend Heating, Home Heating Systems

What is my problem, Worcester Bosch Grenstar25si/30si?

The pressure has become unstable on my combi greenstar. Just about holds up when heating on. If I isolate the ... [Read more]
Mend Heating, Home Heating Systems

cant get heating to work?

Have hot water but no heating?Not over sure how to switch on.I think I just go to timer put switch to day time... [Read more]
Mend Heating, Home Heating Systems

i have no hot water through my WB greenstar 30si combi boiler???

hi, for some reason my boiler is not giving out any hot water, the green light is not lit up-think its the pil... [Read more]
Mend Heating, Home Heating Systems

Worcester greenstar 30si will not fire up?

I have a worcester greenstar 30si, i have had to renew the expansion vessel and purged gas and water but the b... [Read more]
Mend Heating, Home Heating Systems

how to fix my water pressure?

I have just removed three radiators from my bedrooms upstairs and I have just noticed that I now have zero pre... [Read more]
Mend Heating, Home Heating Systems

how do reduce the pressure on my Greenstar 30SI?

my pressure gauge is on to high on my greenstar 30SI how do I reduce this and get my heating back to normal.
Mend Heating, Home Heating Systems

Re Worcester 30si Greenstar charging key?

I've just seen the question re how to charge your boiler but I'd like to know where I can buy the little black... [Read more]
Mend Heating, Home Heating Systems

worcester 30si?

boiler ok in ch wont fire at all in dhw
Mend Heating, Home Heating Systems

over pressure when turn on central heating?

hi my worcester 30si is over pressure when i put central heating on pressure is set at 1 bar.but rises to 3bar... [Read more]
Mend Heating, Home Heating Systems

How do i refill water on my Greenstar 25si/30si to bring the pressure back ?

The water pressure on my Greenstar 25si/30si is very low,how do i refill instruction manual is difficult to un... [Read more]
Mend Heating, Home Heating Systems

How can I get my Digistat 3 to come on at set times ?

I had a Digistat 3 wireless installed in August 2006 together with a Worchester Greenstar 30Si combi boiler. I... [Read more]
Mend Heating, Home Heating Systems

whats wrong with my worcester bosch greenstar 25si?

Hello,iv got a worc/bosch 25si/30si combi,which has been switching itself off.When i attempt to switch it on i... [Read more]
Mend Heating, Home Heating Systems

i have a worcester greenstar 30si boiler the pressure was low?

i inserted the key looking device underneath and turn the release valve to get the pressure back up, now when... [Read more]
Mend Heating, Home Heating Systems

How can we top up the water pressure on a Greenstar 25Si?

We have a Greenstar 25Si/30Si. The water pressure guage is a little on the low side which means that we need t... [Read more]
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