How to mend ... Sime

i dont know how to higher the pressure on my sime boiler?

how can i higher the pressure on my sime boiler. Ive been told turn the valve left. But which valve???

sime format 80b ?

rattle from pump when central heating on sounds like air trapped in pump changed automatic ai... [Read more]

how do i know the time is right on my boiler?

i am trying to set my boiler to timer, which i know how to do, however i do not know what time i set is the ri... [Read more]

sime boiler?

my pilot light won't ignite when i turn my heating on it comes on then knocks off because there is no flame

My SIME stop working?

My Sime Heater stop working this morning the green light is beeping

need to hook up two zone circulators on my sime ,need wire diagram?

i have a sime format.zip and need to wirte it up for heat .i have two zone cerculators and need wire diagraqm

Sime swithes itself off/on all the time?

on either c/h or hot water my Sime just flashes up then switches off constantly.....consequently only luke war... [Read more]

Burner on Sime Friendly Format 80E switches off?

Hi and help. My friendly format 80E is not so friendly, The burner in central heating mode will just switch o... [Read more]

i have a sime combi boiler?

hi my plumber tried to fix my boiler, it had a flashing orange light but now it has a permenant red light, can... [Read more]

Red flashing light?

My sime E comfort boiler stops working about 5 minutes after the heating comes on and the red light starts to ... [Read more]

How to fix fault with my Sime 30HE boiler keeps cutting out?

The boiler runs ok for a couple of days then wont heat the water. Green light flashes, reset the boiler by swi... [Read more]

How to relight My boiler?

My sime boiler super 105 mk11 wont light And i have no hot water or central heating.

how can i fix my sime ecomfort HE?

when the boiler is switched on the green light flashes, tried to reset by turning off at the mains, turn back ... [Read more]

SIME friendly 80c combi- DHW- in shower - hot for 3 mins cold for 10 secs?

My SIME 80c combi- the shower goes for 3 mins hot then goes cold for aprox 10 secs this pattern continues ... ... [Read more]

no hot water?

sime super 120 combi boiler domestic water does not heat up, but rads get hot when hot tap is turned on, can a... [Read more]

Sime Format C?

I was having a shower, then smoke came from the boiler, it was really smelly

SIME Combi boiler?

How do I Change the expansion vessal on a Sime Combi Boiler

Have an intermittent problem on a Sime 100 boiler?

Have an intermittent fault on a Sime100 boiler. Sometimes works fine other times does not work at all for hot... [Read more]

sime super 90 plus hot water issue?

when i turn hot water tap on no hot water, heating works no problem, can get hot water if i knock the fan then... [Read more]

Overflow leak?

Combi Boiler Sime 102 Overflow pipe is leaking water in small drips even though central heating is switched o... [Read more]