How to mend ... Boiler System Switch

heating switch?

I have a potterton boiler and in the airing cupboard is a white switch which has two orange lights for hot wat... [Read more]

ideal FF270 ticking but no heating. Pilot light OK?

My Ideal FF270 is installed to supply CH only and sometimes works perfectly. However, in really cold weather, ... [Read more]

Halstead Boss 50 cutting out?

I have a Halstead Boss 50 boiler that for no reason keeps locking out, does not do it at a set time it can be ... [Read more]

How can I get my Glow Worm Ultimate 100FF boiler working?

I have a sealed water sytstem with a pressurised Megaflow hot water tank. Occassionally the system pressure j... [Read more]

Loud rattle/wheezy noise from Baxi 35/80 IE boiler?

this started last evening accompanied by fluctuations in System pressure gauge on boiler. On advice from gas ... [Read more]

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]

solaris 30pc condedencing boiler?

just repaced the pressure switch set the system to 1.5 bar but when the system is running , the pressure goes ... [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]

SIME Super 90 wireless timeclock?

I've got a SIME Super 90 boiler in my workshop that we turn off Friday evenings and turn on Monday mornings to... [Read more]

GLOW WORM ULTRACOM 30 HXI (F5 - OVERHEAT RE-SET?)?

THIS IS A 2008 MODEL. I have had air in the system & the boiler now displays F5 & will not start. I believe ... [Read more]

what could be the problem with my worcester 14/19cb1 boiler?

I have had an engineer out to fix my boiler which is 4 years old and goes on lockout about twice a week. It h... [Read more]

Random hot water?

About 2 hours after the last cycle of the day my bolier comes on and heat the hot water. If I switch the boile... [Read more]

Glow Worm Fuelsaver Mk2 40 B delay to fire up?

I have a Glow Worm Fuelsaver Mk2 model 40B boiler that is probably the best part of 20 years old. It has a del... [Read more]

having problems with sime format 80 c boiler?

I have changed the diverter valve and water adjuster valve and the led light now flashing to say check smoke p... [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]

Grant Combi Max V3 oil boiler - low pressure switch?

Hi, Having recently replaced a leaky PRV in the above boiler I noticed that the low pressure indicator ligh... [Read more]

Tiger loop - Oil flow from tank to boiler?

I had a replacement oil tank fitted in May and because of current legislation not being about when the initial... [Read more]

Change water pressure switch on my 120FF Micron boiler ?

Do I need to drain my entire system to change a water pressure switch on my 120FF Micron Boiler