How to mend ... Combi Boiler System

Faulty Worscester 35 CDi loosing pressure?

My Worcester 35cdi has had 4 replacement heat exchanger's in less than 10 years the first 2 were within the fi... [Read more]

How can I stop my Worcester 24i from building up too much pressure ?

My Worcester 24i combi boiler has just started to build up pressure beyond the blow off valve setting (IE. in ... [Read more]

combi oil Worcester greenstar heatslave 12/18 switches off?

I have a internal combi oil Worcester greenstar heatslave 12/18 Its has a built programmer and Hot water t... [Read more]

how to fix a err 103?

I have an ariston clas he 24 combi boiler. I drained the system to add a radiator>filled system back up and bl... [Read more]

Baxi combi will not restart after changing radiator?

I have a Baxi combi 105E boiler and have fitted a new towel radiator.after refilling system (all radiators ha... [Read more]

ideal logic combi 30 boiler f1 error?

I have bled a radiator, which has drained the pressure out of the system. I now have an F1 error message, whic... [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]

How can I fix my Vakera boiler?

I have a Vakers High Efficiency Combi Boiler, compact 29. The lights go through their sequence and stop on the... [Read more]

baxi 80e combi boiler?

HEATING symbol doesnt light up,have followed fault finding procedure & fitted new PCB still no heating, divert... [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]

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]

My Ariston Combi A boiler keeps losing pressure from Central heating loop?

Heating loop pressure drops to the red line twice a day. Cannot find any leaks from any of radiator and no lea... [Read more]

sorry i dont know the make ?

i have a combi boiler that looses time every day ,i set the timer to come on twice a day in the evening no pro... [Read more]

sorry i dont know the make ?

i have a combi boiler that looses time every day ,i set the timer to come on twice a day in the evening no pro... [Read more]

Biasi boiler high pressure problem?

I have a Biasi GARDA HE M96.28SM/B2 (combi) that keeps going to high pressure. I have replaced the expansion v... [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]