How to mend ... Boiler Running Pressure

How can I Fix My Ravenheat 820/20 boiler?

My ravenheat 820/20 boiler is supplying hot water but no CH. After a basic fault finding mission I discovered ... [Read more]

Ferroli Tempra 12 will not run?

This boiler has been problematical from the outset. It has been fitted with a new PCB and gas valve module. It... [Read more]

F24 misbehaving?

For some time, there has been an intermittent problem of the HW tap in the kitchen failing to cause the boiler... [Read more]

Worcester 350 combi boiler keeps shutting down?

My 11 year old Worcester 350 boiler will get to temperature and then completely shut down after approx 40 minu... [Read more]

What is wrong with my Potterton Kingfisher 2?

My Potterton Kingfisher 2 floor standing gas-fired Central Heating boiler has started to make a very odd noise... [Read more]

PCB for worcester 35cdi mk2 rsf boiler?

Following the fault dianostics, given a fast flashing red lamp, on J flowchart in the owners manua (The fan no... [Read more]

glow worm swift flow 100 HELP?

Hello a few years back i had a problem with my swift flow 100 combi boiler, the pilot light wouldn't light. Af... [Read more]

Potterton 100e Boiler - making unusual purring sounds?

I have recently noticed that the boiler has begun making a purring or whirring noise. This happens when the... [Read more]

loss of pressure & cold radiators at the bottom?

We have a Worcester Greenstar R40HE combi boiler. The pressure is dropping on an almost daily basis though we... [Read more]

worcester 24i boiler?

why dose my pressure go up when heating is running, is this normal it set at 1.5 goes up to 2.4 and opens th... [Read more]

loss of pressure?

ihave a netaheat gas boiler--------the pressure release valve returns to zero when i switch off and i have to ... [Read more]

I have a water leak from my Worcester Bosch 400 Highflow electronic?

Water is leaking from somewhere inside the boiler housing,running out underneath. I can hear a dripping noise... [Read more]

Fixing a Baxi 105e Combi which reports a fault when cold, works when reset?

Hi - this has baffled me and the heating engineer I've called in to look at it. My Baxi 105e has been reportin... [Read more]

vokera mynute 28se. Hoe does it check for water present and pump on?

Is it the same sensor that checks there is water in the boiler before firing and to confirm the pump is runnin... [Read more]

How can I fix my leaking Sime Friendly Format 80 e?

My combi boiler is dripping/ running water when in use. It appears to be coming from a valve attached to the p... [Read more]

Baxi Bahama 100 - Pressure rising only when heating on!?

Hi, to anyone who can help me :-) I have a Baxi Bahama 100 combi boiler. Just recently, it has developed a ... [Read more]

Sime 80E - pressure switch?

Hi, any help on this appreciated. My Sime Friendly Format 80E is playing up. When the heating has been burnin... [Read more]

potterton puma 80e(pressure buildup)?

when central heating running the boiler pressure just keeps on rising until water is released from P.R.V. C.H.... [Read more]

NO central heating from combi boiler?

Hi hope someone can help, my combination boiler Ideal stelrad/Sprint will not stay fired up when selecting cen... [Read more]

what is wrong with my boiler?

i have a potterton puma 80e, light tells me low pressure but, pressure up to 2bar, fan not running, changed fa... [Read more]