How to mend ... Sime Super 90 Boiler

Sime Super 90 MkII fails to ignite 'sometimes'?

My boiler 'sometimes' fails to ignite. I have my boiler on timer early morning / late evening and notice somet... [Read more]

no hot water?

my sime super 90 boiler recently had a new fan fitted which repaired the boiler problem , but now my hot water... [Read more]

loss of heating and hot water?

I have lost the heating and hot water from my sime super 90 boiler ,there is no pilot light either .I am at a ... [Read more]

radiators come on when running hot water?

I have a sime super plus 90 boiler and the radiators come on every time I run the hot water even in summer mod... [Read more]

boiler keeps tripping with the hot water but heating ok ?

sime super 90 plus.what can a do to stop the boiler from constantly tripping.it seeems to be relataed to the h... [Read more]

No hot water from Sime super 90 plus?

The boiler lights when the CH switch is made and the radiators are on full temprature.When the water only is s... [Read more]

sime super 90 gas valve buzzing?

have a sime super 90 boiler which when cental heating turned on blue solenoid on gas valve just buzzes and get... [Read more]

no hot water sime super 90?

when i run my hot water tap slow the water goes cold and the boiler cuts out

how can I get Sime Super 90 boiler to heat up the water?

I have managed to get pilot light lit and pump appears to be working but the water is not heating up. What el... [Read more]

how to stop a leak from a SIME super 90 boiler?

i've taken the front cover off, and cannot see anything major leaking, or come undone. however, from underneat... [Read more]

How to stop the overflow on Sime Super 90 boiler?

I have a SIME super 90 boiler, and it has stopped working. I have noticed that water is running through the o... [Read more]

Sime super 90 plus problems?

Hi, We have a super Sime 90 plus boiler and about a year ago we had to change the dreaded diaphram in the dive... [Read more]

how do i ignite pilot light on my sime super 90 plus combi boiler?

was working this morning gone to put heating on no heat in radiators no hot water checked themostst on wall ok... [Read more]

SIME Super 90 wireless timeclock?

I've got a SIME Super 90 boiler in my workshop that we turn off Friday evenings and turn on Monday mornings to... [Read more]

Sime Super 90 does not ignite?

I have just replaced the diverter valve, and mircoswitch on my boiler. (No leaks) Microswitch wireing as per t... [Read more]

No hot water & central heating - Sime Super 90 combi boiler?

Combination boiler is 9 years old, no hot water or central heating. When hot tap turned on switch clicks but p... [Read more]

How can i fix my Sime Super 90 Boiler, it is not igniting?

The boiler is 10 years old we turned it on as normal last weekend and the boiler turns on as you can hear the ... [Read more]

i ave a leak some where on my c/heating?

i want to put some radweld into my system to try cure aleak under my concerete floor.where do ineed to put it ... [Read more]

sime super 90 water??

Hi I have a sime super 90 combi boiler that has heating but no hot water, could someone help??? I have change... [Read more]

Sime super 90 - Water only heated when tap on full?

I've got a Sime Super 90 boiler and have started having problems with it. The central heating works fine but t... [Read more]