How to mend ... Pressure Boiler Hot

red light keeps coming on on the boiler, can reset it but comes back on ?

Had it serviced and no fault was found, had a thermostat changed and it still comes on. No hot water and no ce... [Read more]

28i rsf combi?

while central heating is on temp guage starts to go off the radar. i let some pressure out as worried boiler m... [Read more]

How can i fix glow worm 30 cxi combi boiler ?

Can you please advise me. I have f5 in red flashing on boiler. heating was fine earlier, then turned on hot wa... [Read more]

i can't pressurise my boiler?

i have followed the instructions on how to pressurise my vokera linea boiler but when i open the inlet valve n... [Read more]

Vokera Linea Max - hot cycling after re pressurising expansion vessel?

I have re pressurised the expansion vessel to 12psi having isolated and drained the boiler. The vessel now hol... [Read more]

Glowworm compact 100p unable to maintain heating water pressure?

The heating water pressure has to be adjusted daily. When on holiday and the boiler is off the pressure rem... [Read more]

vaillant vcw sine t3w -sticking pressure diverter vavle?

Hi I have a vaillant vcw sine t3w boiler, when i turn the hot water off, the pin at the back of the pressur... [Read more]

worcester bosch boiler - pressure problems?

COLD- pressure is less than 1. demanding hot water trips the boiler. I turn the central heating on and the... [Read more]

How can I fix my Greenstar 30CDi System?

Hi - Boiler had been working fine. We topped up pressure recently ( to about 2). Now the pilot light is ... [Read more]

How can I fix my Worcester 28CDi Combi Boiler?

Intermitent problem. When running the hot tap the boiler and the pressure gauge start to pulsate. A new heat ... [Read more]

Worcester 350 hot water problems?

At low flow rates water temperature okay, increasing flow rate temperature luke warm. What controls the modula... [Read more]

how can i fix my ariston genus he 24 mffi boiler?

when the water runs hot all of a sudden it starts cooling down and shows either E 33 or E 34 code then it clea... [Read more]

how to fix my vokera mynute 14e?

i have recently moved house and now have a 14e boiler that is not working. I can hear the fan, but its not fir... [Read more]

My Vaillant Turbomax 282/1E No Hot water when hot water tap is turned on?

When I turn the hot water tap on there is no ignition signal to the boiler to switch boiler on. Is there a flo... [Read more]

I have a Ferroli F30 combi boiler?

The DHW doesn't run hot all the time (running cold after a couple of minutes) also the boiler bar pressure kee... [Read more]

Problem with hot water demand?

I have a vaillant 824 E, problem with hot water demand - boiler kicks in on start up but temperature on boiler... [Read more]

vaillant ecomax 824e flashing e20,e13,f20. How to fix it?

Thing is, that my boiler (which is vaillant ecomax824e) use to go through these codes e20 and then f 20, or e1... [Read more]

Vokera compact 24 combi boiler?

The boiler fires for hot water but not heating.There is pressure in the system & no room stats (just rad stats... [Read more]

I have a Ideal Classic FF 360 and only the Pilot light works the boiler?

I have a Ideal Classic FF 360 Central Heating Boiler, when i put the heating on the Pilot light lights and I c... [Read more]

hot water worstar 280?

when running the hot water the hot water reaches temp the boiler starts bubbling and the pressure in the boile... [Read more]