How to mend ... Set Boiler System

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 boiler please?

I have this RDJ10RF/SET - Siemens boiler and the gas ran out I put some as it is prepaid card system but the L... [Read more]

Potterton Programmer not controlling stat?

I developed a fault on my Potterton system as a direct result of trying to change the in room stat (Potterton ... [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]

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]

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]

Pressure constantly dropping and then the heating will not operate?

The pressure is set at approximately 1.5-2.0 bar. Over a period of 3-4 days the pressure drops to below 1.0 b... [Read more]

I have a potterton profile 80el short cycling 1 min 'off' 1.5 min'on'?

Replaced pump (sticking)and heat exchanger (leaked). Since these changes the boiler started short cycling - ... [Read more]

Spectrum Fuel-Miser Mk IV?

My central heating system has a Spectrum Fuel Miser Mk IV which provides: . Electronic temperature control of... [Read more]

Sabre combi boiler canstantly ON?

Hi Can anyone help me please I have a Sabre Combi boiler and my problem is this. My heating is constantly ON ... [Read more]

Flashing blue light Greenstar 30Si?

Hi, We recently had a radiator moved and since this, the blue light on our Worcester Greenstar 30Si is flashin... [Read more]

heating, Oil boiler not running?

Having just drained my heating system to replace a number of failing radiators,I have re-filled the system but... [Read more]

expansion vessel pressure?

we have an oil fired combi with a separate free standing 24 litre expansion vessel some 3 metres away. Follo... [Read more]

Vaillant ecoMAX pro 28E not modulating as it did?

The boiler is used in an open vented system. It used to control well modulating to reduce gas input in respons... [Read more]

heating not working. glowworm 18hxi?

two of my radiators have not been heating up, yeaterday i switched the rest of my radiators off bar one to see... [Read more]

Warmflow leak?

I have a Warmflow Combi oil boiler, c. 8 years old, but not much used. I have drained the cent. heating syste... [Read more]