How to mend ... Pressure Boiler Cold

Glow-Worm 30cxi combi boiler. No hot water.CH ok?

Turning on hot tap produces 30 secs.tepid water, then permanent cold. Central heating fine. Pressure 1.5 bars.

how can i correct central heating pressure?

i have one radiator which is half way warm and half cold so i decided to bleed. i switched off the boiler and ... [Read more]

why ami losing pressure on my green star 28i junior boiler?

system and dhw working ok! check radiators for leaks and all topped up. The system is not dumping water ive ch... [Read more]

Ideal Combi Logic boiler "L3" fault. ?

Whenever the temperature knob is turned up higher than half way, the boiler shuts down, flashing L and 3. Have... [Read more]

Greenstar CDi combi boiler overheating?

Hi, Greenstar CDi combi boiler 3 years old. Top floor radiators cold so bled, this dropped water pressure to z... [Read more]

Potterton Gold HE 24 Pressure and Water Problem?

I'v have had the boiler for a year now and although it's still under warranty, I'm not getting much joy from t... [Read more]

I have a Vaillant Ecotec Pro 28. No water pressure?

I have the above boiler and this morning the heating didn't come on but the hot water is still coming through.... [Read more]

pressure gauge on combi boiler?

I have a Ravenheat RSF 820/20T fanned combi the pressure gauge on it shows an increase in pressure above the i... [Read more]

Ideal Classic ff270 boiler keeps losing pressure?

The boiler is designed to operate at one bar pressure when cold. The sealed system has been charged (twice) b... [Read more]

WB 42 cdi hot water?

I seem to have air in the hot water system, the heating is bled and works fine, the boiler was working fine ti... [Read more]

how can i fix my hot water problems om vaillant vuw 282?

I have a Vaillant vuw 282 e, when i draw hot water from bath tap, then at same time draw cold from cold tap my... [Read more]

chaffotaux maury Calydra boiler ?

The water comes out warm.then goes cold,think its the pressure.how do I alter it?

combi boiler making clunking noises?

hot water start to run cold on inspection can hear clunking and scraping noises inside boiler plus water press... [Read more]

diverter valve not operating?

Hi I am having a problem with my potterton performa 28i boiler. Central heating works fine. Dhw giving cold ... [Read more]

Decrease pressure baxi combi boiler?

Hi I have a problem with a 3yr old Baxi combi Duo Tec 30 - no special filling loop - just valves. Pressure has... [Read more]

Ferroli HE31C - Hot water but no heating?

There is an error code D2 on the boiler and no matter what I try I can't make it go away. I've tried turning i... [Read more]

Drayton Digitstat RF1 Wireless Thermostat?

Have come home from an extended holiday to find no heating. Stat set at 15c to come on when house cold. Stat s... [Read more]

ferroli domina 80E boiler shutting down?

Hi I have an on going and worsening problem, my hot water runs cold and pilot light goes out after 1-10 min... [Read more]

how do i fix my hot water boiler, brittony II?

My water pressure has gone from reasonably slow but hot to full pressure and cold. Boiler still flashes up but... [Read more]

how can i fix my baxi combi instant?

My combi instant boiler drops pressure after the central heating is switched off, there are no radiator lea... [Read more]