How to mend ... Sime Boiler Problem

How to increase water pressure in SIME format 34 boiler?

I have a SIME format 34e boiler and water pressure drops to zero. I cannot identify the right pipe to fill wat... [Read more]

sime 100e boiler?

Gas supply to boiler shuts off randomly. No heating or hot water, pump still runs. If I switch the boiler of... [Read more]

Sime Halstead 30/90 TRIO - something is preventing the burners from firing ?

I have a problem with a Sime Halstead 30/90 TRIO, however something is preventing the burners from firing up (... [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]

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 ECOMFORT 30 HE boiler not working?

We have a sime combi boiler, model ECOMFORT 30 HE and it keeps turning off. when it turns off a red light come... [Read more]

halstead sime problem ?

my halstead sime boiler wont heat the hot water but the central heating is red hot we had this problem before ... [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]

faulty Sime boiler?

have a Sime format 30HEcan keeps dropping presure had a new expansion tank and valve fitted and water comming... [Read more]

Sime super 90 overtemp trip?

My boiler is working fine for the CH side of things. When I run hot water the overtemperture trip goes after a... [Read more]

does anyone have a sime format 80c manual?

hi guy's please please does anyone have a manual and problem/fault finding manual for this boiler i've hunted ... [Read more]

whats wrong with my sime 80c combi boiler?

hi i have a sime 80c combi boiler my problem is that when the boiler is on water flows through the release val... [Read more]

hot water problem?

i have a combi boiler the rads work fine really hot. but the hot water only gets warm the boiler fires up fin... [Read more]

sime superformat 100e boiler starts up andthe pilot goes out?

when the boiler kicks in pilot comes on but when the boiler comes in on its cycle the pilot does not ignite ... [Read more]

how can i fix my sime friendly e combi boiler?

my sime friendly e combi boiler will not give me any hot water. it will however, give me heating. I have notic... [Read more]

Water pressure on a Sime 100e combi-boiler?

... after replacing the diverter valve diaphragm, dhw heat exchanger and cleaning the inline filter I'm still ... [Read more]

Sime Friendly Format 80e, replaced diverter valve but rads. still get hot?

Boiler: Sime Friendly Format 80e Problem: Radiators get hot when DHW is run. I had assumed this was the di... [Read more]

Central heating won't start up on Sime Formula 80?

From a cold start my Sime Formula 80 will not start the central heating. The boiler will fire up for a few sec... [Read more]

water leak from boiler?

i have a leak from my one year old sime 100c format boiler- the problem is i cant find where it is coming from... [Read more]

my sime combi boiler will not stay alite?

my sime (combi friendly boiler) will not stay alite once i have lit it. to lite it i have to push a circular n... [Read more]