How to mend ... Pressure Boiler Cold

Ravenheat combi boiler?

Why would the heating come on even when the thermostate is down to zero and the control panel is set for water... [Read more]

Heating turned off but radiator on and no hot water?

Hi I have a Britony Combi boiler. I have only the hot water switched on yet the radiators are hot and I hav... [Read more]

Worcester bosch highflow 400 combi boiler NOT working?

There is no water or heating in my flat.....the black arrow on the pressure gauge is at around 1.5....( it was... [Read more]

hot water problem?

ive had my boiler for around 10 months now and not had a problem with it until now, when the shower is on it i... [Read more]

My taps just trickle water and shower is cold?

I was wondering if there is a problem with pressure in the boiler as the taps hardly pump out any water and 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]

how can i fix my ideal esprit boiler he 30?

the problem is i have heating ,cold running water but no hot running water,no water is coming out the hot tap... [Read more]

low hot water pressure, have a vokera combi boiler?

i have a vokera combi boiler, the cold water pressure is fine but the hot water is very low. I don't know the ... [Read more]

alpha combi boiler cb 24?

The needle on the water pressure gauge has dropped under the green band how do i set the needle back into the ... [Read more]

Hot water goes cold, when cold water taps turned on?

HI, I have a worcester28cdi, which has been installed fro 11 years with only 1 diaphram going in that time. It... [Read more]

Ferroli optimax HE 31C, c/h but no hot water?

Currently in a student house, just got back after easter break and whoever left the hosue last turned boiler o... [Read more]

Heat on demand boiler + tank steup?

Is there an off the shelf component that will let me sense when a ground level hot water tank is full (supplie... [Read more]

No water in hot water tank?

Hi there, I have a problem... lol I'm afraid I'm going to err on the side of giving too much information... [Read more]

Vaillant TurboMax Diverter Valve problem?

I'm sick of repairing this TurboMax. First, a history of problems. The diverter valve, then a switch on th... [Read more]

whats wrong with my sime 80c combi boiler?

hi i have a sime 80c combi boiler my problem is that when the boiler is on water flows through the release val... [Read more]

Potterton 16/22 - won't light?

Hi there, Yes it's an old boiler, but there's not money to change it or even call anyone out. I'm on the ve... [Read more]

Potterton Housewarmer 45 burner roar?

I have a Housewarmer 45 and it intermittently roars when the boiler fires up. The burner ignites in the lower ... [Read more]

Worcester Bosch combi boiler 24Si II - hot water from taps but not shower!?

Hi Please can anyone suggest a solution to the following: My hot water seems to be ok - radiators come on... [Read more]

how do i mend i?????

heatline c24 very low hot water pressure how do i rectify?? checked all internal pluming ok apply hose to h/w ... [Read more]

Ravenheat RSF 820/20 - leaky part identified, but what is it called?

Inside the Ravenheat RSF 820/20, on the left hand side, at the back there is a roughly spherical part that is ... [Read more]