switch

i have been called out to inspect and repair a heat only boiler with external controls such a cylinder thermostat and a two port valve. Although the boiler have live power the pump does not run becuase the grey wire on the two port valve is not supplying any power. I checked to see if the valve...

Hi I am having problems with a glowworm compact100e. DHW is only working when heating is on.When a call for dhw is made, the boiler fires as normal with no hot water at the tap. If the heating is on for 15 mins or so, and a hot tap is opened the hot water is ok. I have changed the dhw diaphragm...

Hi everyone, I'm about to attempt to clean a flow switch on a Stuart Turner 1.4 bar Watermill pump and wondered if anyone has had experience of doing this and could give me some pointers. I don't even know if its possible. I would normally replace but customers newly married and seriously...

Hi there I'm GSR and still and have been to a couple of biasi no hot problems now. The pin on diverter valve never seems to come out enough to make the micro switch. Flow switch seems to work as red LED comes on. I tried replacing diaphragm without any luck. But the the bloody pin still stops...

Hi everyone I'm having a nightmare here trying to sort out which wires are connected to the stat. the danfoss time switch has a link wire is this where I need to get the stat in? I'm so confused...... the stat wires are sticking out the wall where someone removed the old stat and the owner says...

hi everyone this boiler im working on has only got one wire going in or out. I popped open the box and there's only a power supply connection. the time switch isn't connected!? there is a wiring centre in the airing cupboard could the time switch be somehow controlling the hot water and heating...

Hope anyone can help as i feel someone on here may be my saviour!. I have been left by my Landlord with no Heating for 2 weeks now and my wife has become ill due to her asthma, and my Landlord has ignored my calls etc. I have a Baxi 105 he and i had a fault of a Fan Flue error light. I checked...

Hope anyone can help as i feel someone on here may be my saviour!. I have been left by my Landlord with no Heating for 2 weeks now and my wife has become ill due to her asthma, and my Landlord has ignored my calls etc. I have a Baxi 105 he and i had a fault of a Fan Flue error light. I checked...

Hi can anyone help, I have a unvented system we have very poor mains pressure, so a gundfus mq3.5 booster pump was fitted to the gravity feed from storage tanks to boost the feed to the bottom of the cylinder (taps /shower) , the pump has been acting up turning off and on and sometimes stopping...

Hi My central heating is tripping the main switch. I have had an electrician change the fused spur and check the wiring going not the boiler. The programmer was then removed and the system no longer tripped the switch (with the boiler working) - so I have changed the programmer but when it is...

Hello all. I've just moved some radiators about in the house, and refilled the system to 1.5Bar. Power is at the boiler and the timer is set to call for heat. The problem is that the on/off button on the control panel will not catch, if i take my finger off it, it switches off. Everything worked...

Hi, We're in the process of moving house and when I've gone to turn off the two isolation valves for the washing machine, the red one's there but the blue one appears to have snapped off (and it's not floating around anywhere...) Is there any way I can turn it off without turn the water supply...

Hi all this is my first post and I was hoping for a bit of advice please:) I have a gloworm flexicom cx24 with the glide down analogue timer, the selector switch still works but the time/dial doesn't rotate anymore. I've bought a climapro to replace it with but have a couple of questions about...

Hi,can anyone offer advice? I hava warmflow u120 combi oil boiler which is 2 yrs old and recently broke down. Engineer told me that water pressure switch had gone and was causing it to switch off. A replacement has been fitted and heating is working but after a while the water heater is causing...

Greenstar jnr 24i onboard override switch -what exactly does it override? Previous post update. onboard stat kaput

is it possible to change the electric switch and speed control on a grundfos pump and if so how to do it

Hi, My Central heating will not switch off (hot water seems to work normally). The heating stays on despite being turned to cold on the thermostat and off at the controller. I think I may have tracked the problem to the Meyson MPE 222 Power Extra valve, when the heating sticks on there is no...

Quick question, wheres the low pressure switch on these? Topped one up which had locked out due to low pressure. But I couldnt see a switch!??