Danfoss Radiator Thermo. Pin Stuck?

It is going to be sometime before anyone gets out here to fix this. So after reading a bit. Seems like this is a simple process, i have only couple questions. I tried wd-40 to loosen the pin but its ... more

why won't our new controller work?

we have just replaced our rf thermostat and reciever on our oil boiler from a drayton digistat + rf to a siemens RDH10rf/set-gb and cannot get the central heating to work properly we have hot water bu ... more

Danfoss FP715 Heating System not working?

I can manually and program the hot water to come on which works fine. The heating side does not work. I can manually push the heating control which lights up but does not switch the boiler on to hea ... more

Fixing danfoss thermostatic valve?

Thank you all for useful help. Once the pin has been removed, the black valve doesn t seem to move or pop back in my case. Does that mean the whole thing needs to be replaced?

Digital to Analogue?

Can I change the Danfoss FP715Si on my gas boiler to an analogue flash timer.

Timer to Randall 4033 CH Control Unit Stopped?

The programming of my CH and HW system is controlled by a Randall/Danfoss 4033 unit. I know that being an analogue system it is old technology but it does the job. The clock mechanism has just stopp ... more

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where can i get new control cover?

broke cover of danfoss valve of radiator

Danfoss Ravi thermostat 43-65?

Unable to increase the water temp from the minimum setting, the top of the valve turns ok if only very stiff , is there a pin inside valve that has stuck if so how do I dismantle to release please ? T ... more

Baxi Boiler Solo 3 PFL 30/80 ?

My boiler won't go off even though i have turned the danfoss wall panel off it keeps firing back up with the boiler on, fan on, pilot on & burner on lights are all on and the radiators are all very ho ... more

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Danfoss TRV will not close?

I've read all the threads on TRV not opening but I have the opposite problem, it will not close and is on max all the time. The setting dial rotates but is obviously not shutting the valve. Is this a ... more

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How do I program a Danfos RX1 receiver?

I have a Danfoss Electronic programmable room thermostat and am having a failure to connect to the RX1 receiver which necessitate having to go to the receiver unit and pressing the CH1 button, this al ... more

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How do I clear an air lock in the Danfoss pump on my Bentone Boiler?

I ran out of oil today (now re-filled) and when I hit the re-set button I hear the fan for about 10 secs but there's no ignition. The manual says this is probably an air lock but it doesn't say how to ... more

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replacement for Danfoss thermostatic cylinder valve with pump switch?

I have been advised to replace the old Danfoss thermostatic cylinder valve but my old one has an electrical switch built in that switches off the central heating pump when the water reaches the correc ... more

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how do I fix my Danfoss thermostatic cylinder valve?

The Danfoss thermostatic cylinder valve has stopped letting water into the hot water tank. I have removed the head and the electric switch underneath that stops the pump when the water is at the ri ... more

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boiler naughty?

My non-combi boiler seems to have got a mind of its own suddenly.Whatever the state of the programmer danfoss fp715 the boiler insists on firing up.Ive tried changing the programmer but still same.HE ... more

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Danfoss Radiator Thermostat Adjustment/Repair?

Tweaking the pin generally works for me but this time there seems to be an additional problem. When the thermostat is replaced, it turns off the pin valve mechanism. Once removed, when twisting the th ... more

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danfoss thermostat stopped ?

Had a new potterton boiler fitted a few months ago .. now dafoss wall thermostat won't reach over 15c

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room stats wont work?

we have recently finished building 9 flats in bristol.we have people wanting to move in but cant get the boilers to work without bypassing room stat,its all brand new and boilers have been commissione ... more

danfoss rad valve about 10 years old?

I have Danfoss rad valves fitted to 10 seperate rads,one has recently stuck & will not let the rad warm up.all the valves are 10 years old. I dont know the model number,It is a white plastic cone type ... more

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I have ideal he18 ?

How do I get the ignition working if it goes out I can hear it clicking but nothing is happening so have no water or heating at the moment The light is on inside and in the programmer danfoss fp715