How to mend ... Super Pressure Boiler

How do i increase my pressure which is 0 at the moment and I have no heat ?

How do i increase my pressure which is 0 at the moment and I have no heat upstairs nor no hot water throughout... [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]

Ferroli Optimax - no hot water ?

Hi, I hope someone can help me. I have had no hot water or heating for over 5 weeks. I have boiler cover thro... [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]

How can I fix my Sime Super 80 low pressure?

The grey handle on the dial to the front right hand side of the boiler has dropped to zero. My hot water is no... [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]

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 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]

super 80e not fireup?

my boiler stoped working ,every thing is ok (pipe ,pressure) just no ignition can you help me please?

how do i repressurise my sime super 80 boiler?

Sime super 80 boiler. No manual available. I get hot water briefly in shower but no hot water elsewhere in th... [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]

water heating?

I have a myson medway super, multipoint water heater.when the hot taps are tuned on the boiler normally fires ... [Read more]

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]

how do i decrease the pressure on my sime combi boiler?

i left the braided hose on and the knob was not shut tight (sime super 102 de luxe). overnight the pressure in... [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]

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]

Sime super 80 low pressure problem?

Hi, I'm no boiler expert and can't seem to increase the pressure in my bolier. The grey dial is on just ab... [Read more]

How do I re-pressurise the water in a Sime Super 80 Boiler?

Hi, I have a Sime Super 80 boiler, and the black needle indicating the water pressure is very low. I have b... [Read more]