How to mend ... Water Combi System

ravenheat boiler problem?

I have a Ravenheat LS 100T combi boiler around 8 years old. Never had a problem with it but the system pressur... [Read more]

Potterton Promax Combi HE Plus 28 nNo Central heating ?

System been switched to hot water only Now can't get Central heating to fire up. Thermostat not clicking. Hot ... [Read more]

How can I fix my Main Combi 30HE boiler?

The domestic hot water system is not operating properly as it heats the water to the right temperature when yo... [Read more]

worcester combi 24irsf?

hi my boiler has lost pressure. when i tried to add water through tne water supply inlet to pressurise the sy... [Read more]

combi 24i keeps loosing water pressure?

my 24i keeps loosing pressure and then the hwc keeps turning off only. I top up the system and everything wor... [Read more]

Diverter valve motor dripping, ?

Heatline C24 combi, complete new system in 2009 and serviced annually never had any probs, but notice dripping... [Read more]

my heating and hot water w3ont stay on?

when I use my combi boiler, the heating and hot water come on for approx. 3 minutes then go off for 4 mins the... [Read more]

Vailant 828e combi boiler pressure drop?

The above combi boiler is loosing water pressure, very slowly. I have checked radiators (no leaks) & expansion... [Read more]

Worcester 28CDi boiler will not fill?

My Worcester 28CDi combi boiler stopped providing hot water this morning while I was in the shower. Looking... [Read more]

my Ravenheat 820/20 combi keeps overheating?

when the boiler powers up on central heating the boiler keeps running and makes the water presure go above 3 b... [Read more]

Why has Heat Exchanger on IDEAL ISAR HE24 gone?

So... At the end of 2008 (early December, so about 4.5 years ago). We had central heating installed for the... [Read more]

new worcester 550I combi boler?

When the hot tap is opened fully the temp of the water increases until the boiler trips out .Worcester service... [Read more]

How can I get rid of trapped air in central heating system?

After replacing the small rubber seal on the shaft of the hydraulic actuator in my BIASI 24S Combi boiler, the... [Read more]

Condensing boiler overflow dripping?

We moved into a newbuild 18 months ago but over the last 2 months the overflow pipe to my boiler (located dire... [Read more]

Does my boiler need it's gas pressure adjusting ?

My Sabre 35 Combi boiler fires up ok when i turn on the hot water tap, but the water has to run for ages befor... [Read more]

How to isolate hot water taps in combi boiler system?

What to do before replacing hot water tap washer in combi boiler system

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]

how to fix a firebird enviromax combi PCB C20?

I think water may of got into the system. The tank ran completely out and i noticed as i was bleeding it that ... [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]

DWH / Central heating BAXI Combi 80e?

When the radiators are up to heat I go to use the DHW, the system turns off and the fault light appears so I ... [Read more]