How to mend ... Combi Boiler System

heating system?

why does my sime format 80c combi boiler loose pressure when it is switched off?

do i need replacement part or new boiler?

i have a vaillant combi bolier ref no vuw242 I have had this for about 12 years and now have a leak the water ... [Read more]

Vaillant Ecotech Combi boiler?

I have re-pressurised system after fault, pressure now too high. How do I reduce the pressure which is now in ... [Read more]

No water pressure coming through hot taps?

Firebird combi boiler (11 months old) we have lost the pressure from our hot water outlets. Pressure dial show... [Read more]

Baxi combi 105 HE keeps loosing pressure?

There are no leaks on my heating system and as far as i can see there is nothing coming out of the pressure re... [Read more]

My combi boiler ignites flame to heat radiators then goes off itself?

When my timer clicks on, my combi boiler clicks and ignites the flame then the bigger flames comes on to heat ... [Read more]

Ariston microgenus HE 24 combi-boiler PCB 2A fuses keeps blowing out?

The boiler is about 2 years old and it has started blowing fuses. All was well until last week. The boiler did... [Read more]

how do i charge the system Greenstar CDi combi boiler?

the pressure guage has dropped into the red. How do I charge the system with the charging key. Where doed it... [Read more]

expansion vessel pressure?

we have an oil fired combi with a separate free standing 24 litre expansion vessel some 3 metres away. Follo... [Read more]

Water Pressure Gauge rises too high on my combi?

Dear Friend Well I hope you are a friend because I need some advice, the pressure gauge o... [Read more]

how can i fix my combi boiler its a worcester 24i?

the power light is not on but there is power to the system.i have no hot water or heating.could it be the ther... [Read more]

Topping up combi boiler?

I have changed a radiator on my Vaillant combi boiler operated central heating system. How do I bring the pres... [Read more]

Grant outdoor combi 90 v3?

My sealed system loses pressure when I run the hot water. When boiler cuts in the system builds up pressure ag... [Read more]

baxi 105e combi boiler?

boiler wont modulate when central heating is on causing pressure to exceed 2.5bar, is it the electric safety s... [Read more]

Baxi boiler keeps coming on?

I have a HE100 Baxi on the kitchen wall - its a combi condenser. It seems to be on all the time - i have had t... [Read more]

Loses pressure!?

When i switch my central heating off,my combi boiler(ferroli modena 102) loses pressure till its too low to op... [Read more]

24cdi combi boiler lpg ?

turn the hot water tap on, the boiler lights up and after 10 sec it makes a noise then the gas goes out no h... [Read more]

Manual for a Halstead Quattro combi?

Hi. Would anyone be able to give me a manual for a Halstead Quattro combi boiler please. The boiler has cost ... [Read more]

britony combi se 80, low pressure?

boiler will not hold water pressure, there seem to be no obivous leaks in the system and when re fillied using... [Read more]

water pressure?

I have had a plumber(SAFE REG) to change 2 pressure values thinking the 1st was faulty but it is still the sam... [Read more]