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Agreed, a little small, note to self to go for poster size if I need to in future :lol: Listen guys, have just finished the installation and all is working thanks to the advice received, so just to say I am grateful people are willing to lead the less knowledgeable like myself, it's very...

Just to check for peace of mind, there is no earth connector on the thermostat receiver, just SL off, SL on, L and N, and a second L connected via the jump wire. I'm not missing something important with earthing am I?

Thanks all for the advice

Hi Andy...thanks for the info. Can I just ask a question please? I include a link to the thermostats installation guide. Installation guide If you look at page 9 it shows wiring for 230v and volt free applications. I have no idea if I can use the volt free or not, the LP722 says it has...

Correct, currently just radiator thermostats

Glowworm Ultracom 24hxi condensing boiler in airing cupboard with HW cylinder Drayton LP722 control unit Honeywell 3 way MV Honeywell cylinder thermostat

Yes, the thermostat is programmable, sorry I should have mentioned that. It is the Horstmann HRFS1...

Hi All, I am trying to figure out the correct wiring for a Horstmann wireless thermostat that I have been too chicken to attempt for over a year now! I have mapped the wiring in my junction box and attach a wiring diagram. Forgive the schoolboy approach with graphics, I have no knowledge...

Thanks both for the quick response, this gives me something to work on, thank you. Tony, agreed, lack of knowledge on my part. In my defence I didn't anticipate becoming a makeshift plumber, but it became a case of needs must after not receiving replies from the two plumbers I left messages...

Hi All, hoping somebody could give me some pointers with this problem. Sorry if any of the details below are not relevant, but I figure it best to describe in full what I have tried and noted. Glowworm Ultracom 24hxi condensing boiler in airing cupboard with HW cylinder Drayton LP722...