How to mend ... Sime

I have a sime 100c format combi boiler intermitedely hot and cold?

The boiler produces hot water on and off repetidly and also same problem when i turn on heating .

dripping water from sime 90 boiler, no hot water?

Please can someone let me know how can I fix this problem of leaking water from the Sime 90 boiler, there is n... [Read more]

how can i fix my SIME C.H.Boiler super de lux 102?

the dhw does not heat up

boiler turn off on tis own ?

sime friendly format 80e turn off some times 15 mins at times couple of hours after ignition

how can i fix my boiler?

i have a sime planet boiler and there is a red light flashing on and off but the boiler won't work it seems to... [Read more]

microstwich on top of dirophram wiring for sime 90 Plus?

Can anyone tell me what order the three leads go into the microswitch on top of the Diaphram as i took them ou... [Read more]

Sime friendly format 100E - pilot light not working?

My Sime friendly format 100E doesn't light up. it just makes a noise like a forgotten alarm clock, if I turrn ... [Read more]

sime 80c system breaking down?

hi need some help please as my system keeps breaking down. from no heat, no hot water, boards failing, big dis... [Read more]

How can I get my boiler (Sime Super Four) restarted?

The small red light on the front of the boiler is flashing and I have lost heating & hot water facility. What ... [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 100e?

Only get hot water when the water is flowing fast, but then its only luke warm. When I attempt to slow the wat... [Read more]

problem with my SIME friendly 8088905?

My SIME will heat the radiators as normal , but it won't do any hot water . The pilot light is always on , and... [Read more]

intermittent lighting?

my sime formay c boiler is not working properly the boiler will only light for 2-3 seconds and this is very in... [Read more]

sime super 80 ?

my hot water only comes out hot when i turn tap down. when tap is on full its like luke worm

sime super 90 plus diverter valve plastic cap missing?

sime super 90 plus, diverter valve small plunger which goes up when you put the hot water on. The plunger does... [Read more]

no pressure?

just moved into a property with an older model sime, i can get it to fire up, but i cannot get the water press... [Read more]

sime boiler, format 80 c DHW problem?

boiler works fine in heating mode , but runs for only a few secomds when DHW is drawn, then water runs cold, a... [Read more]

SIME format.zip boilers?

I need to know why these combi boilers fault out when there is a call for heat. Everything runs fine when the ... [Read more]

home heating boiler SIME Super 4?

The DHW went very dirty and so I reduced the water pressure setting when cold to 1-1.2 bar on the boiler as re... [Read more]

Sime 80 C- no hot water + sometimes orange light flashing?

five year old Sime 80 C...have 2 faults(or are they linked)..no hot water at all with heating on or not , if s... [Read more]