How to mend ... Heating System Switch

Boiler pressure keeps increasing?

Hello, I have a Worcester Heatslave 15/19. When the central heating is switched on, the pressure rises.. I ... [Read more]

J25 Johnson & Starley hot air system - noisy FAN?

The heater is working but when the fan kicks in it sounds like a cat being strangled for about 5 minutes. It e... [Read more]

back boiler heating water but not rads?

my back boiler in my kitchin trips out after about five mins when trying to heat rads. It does not trip rcd ju... [Read more]

maxim 28e?

i am getting hot water but no heating to rads ,presser on system is 1.5 bar bypass is not blocked mikerow swit... [Read more]

worcester 24i combi heating system?

hot water runs ok but no central heating. i think it may be the timer switch can i connect the wires to overri... [Read more]

Hot Water but no CH Potterton Netaheat Profile 30e-80e?

In the last day or so we have noticed that we are getting hot water but no Central Heating (rads are cold etc.... [Read more]

OPTIMA 701 Ferrori heating problem?

Everything is fine but not heating system. My thermostat is on +17.5C, in room was +15.5C Boiler switched on... [Read more]

how can i fix my home boiler or heater?

I have a problem that my home heating system is not working.It was working on one day and then heard a blast s... [Read more]

WHY'S MY VAILLANT BOILER NOT FIRING UP?

My Vaillant boiler isn't firing up when heating is turned on or when hot water taps are turned on. All the se... [Read more]

Boiler firing up when not on cycle?

I have what looks like a fairly old-fashioned heating system. There is a gas back boiler behind the fire in th... [Read more]

HOW TO SET TIMER ON WORCESTER 24CDI BOILER?

I HAVE RECENTLY MOVED INTO A NEW HOUSE WITH THE ABOVE BOILER/HEATING SYSTEM PRE-INSTALLED - I AM HAVING TROUBL... [Read more]

Heating does not come on again after running hot water tap?

BAXI 105e Instant. Can only get heating to come ON after switching OFF at mains switch for approx 10mins & swi... [Read more]

HALSTEAD QUATTRO BOILER - COMBINATION BOILER - PROBLEMS?

Hi - I am having troubles with my boiler - where the hot water would come on automatically when a hot water ta... [Read more]

MUNCHKIN Boiler Problems?

I have the above Boiler installed, and it is only 3 1/2 years old. I was trying to switch on the room thermost... [Read more]

Valiant VCW GB221H does not fire on demand?

I have a combiboiler of the above model. It has been shut down for the past 12 months or so. I have flushed th... [Read more]

Vaillant Combi Boiler - No Central Heating?

Hi, It appears that my boiler is not working correctly. I get hot water through the taps and shower no proble... [Read more]

No Hot Water At All?

Hi, I am having problems with my hot water - both central heating and hot water from the taps. The water from ... [Read more]

Heating but no Hot Water?

Hi, I have a LP522 timer on my heating system, and have just moved in. The previous owners didn't leave any ma... [Read more]

Fauly Potterton EP200 Programmer?

Even though my programmer is at OFF and the room thermostat is LOW, my heating circuit is on at the same time ... [Read more]

How to set heating time for SIME 80c format Boiler?

I got a SIME based 80C format boiler which has Clock type timing system. Internal clock display time from 12 3... [Read more]