How to mend ... Boiler Keeps Switching Off

Potterton boiler on and radiators hot despite thermosat and timer off?

Our Potterton Suprima wall mounted fan assisted balanced flue gas boiler is remaining on and the radiators ar... [Read more]

My CH only works if I have my HW on as well - help!?

I have a Potterton Netaheat boiler and Potterton Ep2000 controller. If I set the CH to a timer switching or to... [Read more]

FERROLI OPTIMAX 25C OVERHEATING?

When I turn on the hot tap the boiler fires up then a few seconds later it overheats and I get F3 fault code, ... [Read more]

Myson alpha 30/50 B boiler not firing up?

Hi All, The alpha 30/50B boiler was manufactured in 1990 and the pilot light is working.When the unit is swi... [Read more]

Glow Worm Ultimate control unit fails to switch off pump?

I have a Glow Worm Ultimate Boiler which has a control unit with the following code ULT 100F(its about 10 year... [Read more]

how can i fix my 16/22 potterton ?

16/22 boiler does not work properly after half an hour of switching on, comes on okay heats up the radiators b... [Read more]

Glowworm Spacesaver KFB 60 overheating/cuts out?

If I have the hot water on the boiler for 20-30 mins the boiler is fine, I can also start the central heating ... [Read more]

My boiler pilot sparks but pilot will not light?

My boiler pilot sparks and I can hear the solenoid switching on the gas valve but still no pilot. Even with... [Read more]

How can I fix my Boiler?

The warning light on my Worcester Bosch boiler has been coming on and off for the past year , I have put up wi... [Read more]

potterton boiler comes on makes a banging noise and switches off?

we have opened the silver screw on the pump and rotated the motor with a screwdriver and the pump seeems to be... [Read more]

boiler not working properly?

we have a ravenheat combi rsf 100et. the problem is the heating fires up then goes off you have to keep switch... [Read more]

Vaillant GB2 EH - Got DHW but no CH and its freezin!?

Hi Guys - am in desperate need for tips on how to fix our Vaillant VCW-GB-282 EH Combi. Installed about Apr 19... [Read more]

SABRE HE Boiler - Red light lockout?

Our boiler has been working fine until now but has started to lockout - a permanent red light appears on the s... [Read more]

Halstead Eden CBX 32 boiler fault?

Hi I got a Halstead Eden CBX 32 boiler about 2 years old, the heating is not switching on from the clock. ... [Read more]

glow worm swift flow 100?

the central heating comes on even when the timer is on off. The timer is a siemans rwb7 which was recently fit... [Read more]

Worcester 25Si?

Hi I had my boiler serviced today, apparently the pressure was low so it was filled up but now the boiler won'... [Read more]

My worcester 280 combi-boiler keeps tripping?

After draining all the radiators to repair a leaky valve. Re-filling and bleeding all the radiators, my boil... [Read more]

after switching the hot water taps off the boiler continues to click ?

the boiler continues to click when hot water tap has been turned off

how can i fix my vaillant vcw-gb-280h boiler?

i have no gas solenoid ignition there is no voltage to the soleniod in ch mode or dhw mode .All stats test ok ... [Read more]

pressure dropping very quickly?

my vaillant boilers pressure is dropping almost everyday. I've to fill with the water. if the pressure is on ... [Read more]