How to mend ... Sime 90 Boiler

SIME SUPER 90 - Diverter Valve?

Hello all, I have recently inherited a SIME SUPER 90 combination boiler in a house I moved into. The boile... [Read more]

how can i relight my sime 30/90 halstead boiler?

how can i relight my sime 30/90 halstead boiler the light is out when i trun on for heating or hot water and w... [Read more]

can a faulty sime 100e boiler ignition board be repaired/?

This is the second unit i have come across this week with an intermittant fault,at £90 a time i wondered if t... [Read more]

Sime 90 slow start?

My boiler was serviced last December and was working normally. Now it takes up to a minute to ignite when hot... [Read more]

leaking automatic air vent?

I have water leaking from the automatic air vent of my combi boiler (sime super 90)which stops when I tighten ... [Read more]

Sime Super 90 DHW/divertor valve problems HELP!?

Just replaced the diaphragm in the diverter valve, and lubricated the spindle with silicone grease. Although t... [Read more]

instructions for Sime super 90 MK2?

Just moved in to house and no instructions for boiler can you help

how can i fix my sime super 90 plus pressure?

my boiler is risen from 1.5 bar to over 3.5 bar i have blead all the rads in the house and got the pressure do... [Read more]

Sime super 90 combi boiler, low water pressure from dhw taps?

I have just replaced the diaphram in the Diverter valve, but still have very low pressure and no running water... [Read more]

pressurising a SIME Super 90 boiler?

I have just switched on the boiler for the first time. I have bled one of the top two radiators until the air ... [Read more]

SIME SUPER 90 MkII boiler doesn't stay lit !?

When turned on, our SIME boiler is continually igniting, burning for about 8 seconds and then cutting out. A f... [Read more]

Over-pressurised combi boiler system - help!?

Trying to re-pressurise my Sime Super 90 Plus, I opened filling loop valve and let water in to 1 bar pressure.... [Read more]

Sime 100C Format Combi Boiler (Flue)?

I would like to find out if I can extend the existing horizontal flue on the Sime 100c Format boiler by adding... [Read more]

Can I fit a room thermostat to my Sime Super 90 boiler?

This boiler works well but is a nuisance to control the living room temperature by using the boiler heat contr... [Read more]

I have a SIME 90 Super boiler, Hot water not working?

When I turn on a hot water tap the boiler does not fire up, but if I turn on the central heating the boiler fi... [Read more]

How can I repressurise our SIME Super 90 Mk II?

We need to repressurise our SIME Super 90 Mk II as our central heating system will not fire up. Our hot water ... [Read more]

How do I ignite the pilot light on my SIME Super 90 Plus Combi boiler?

How do I ignite the pilot light on my SIME Super 90 Plus Combi boiler? It feels crazy to call a corgi engi... [Read more]

I have a sime super 90 boiler and have no hot water?

I Have very little hot water up stairs. I have a sime super 90 boiler and have had it for 10 years it has work... [Read more]

sime super 90 plus boiler intermittent hot water?

sime seper 90 plus boiler will only produce hot water intermittently. heating works ok. can you advise a fix f... [Read more]

sime super 90?

when i switch it on the fan starts up i can hear valves clicking and the ignition clicking but it doesent ligh... [Read more]