danfoss

Hi all Bought myself an early Xmas pressie and will be swapping out an old Danfoss 102 with a single channel Hive. I’m no expert, so could I please ask for a logic check on the wiring. L / N / E & Common I’m ok with. It’s the black wire - Danfoss position #1 that I’m looking for - I think...

Good evening I currently have a Danfoss TPone-m thermostat upstairs and downstairs linked to my Potterton combi. I have purchased the TPone-s which has wifi, allowing me to remotely set my C/H. This comes with a relay. Can I used my existing relay and simply change the thermostat controller on...

Hi All, After scouring the web I thought I was up to swapping my current system over to the Nest Learning Thermostat, once looking at my own wiring I'm lost again. None of the examples I've found online have wiring the same as mine. Currently have: Remeha Avanta Plus Boiler Danfoss ts715si...

I have a Danfoss thermostat which is normally set to 19 degrees. When the temperature of the room has been reached the hearing used to turn off automatically. Recently it has just been getting hotter and hotter. I have tried to turn the heating off via the thermostat but the radiators just keep...

Hello, I rarely post questions, as answers to other posts have always answered my question. I'm attempting to replace a Danfoss CP715 programmer with a Nest 3rd Gen. From: Danfoss CP715 Potterton Neatheat Profile Boiler Y Plan config (Honeywell F-5 3 port valve) gravity fed To: Nest 3rd...

Hi, I’ve recently moved into a new build house which has dual zone heating. The problem is the upstairs thermostat controls both the upstairs and downstairs radiators and the downstairs thermostat doesn’t seem to control anything! I’m wondering if something has been wired up wrong... the system...

I have an unbranded WiFi thermostat labelled rn004. I'm replacing a Danfoss rmt 230. 1) The new stat has 2 thin white wires coming from the side, around 5cm long each. Are these for extra temperature readings from floor etc? If so, how do I not use\bypass them so I can just use internal...

Hi, I ordered a replacement RMT230, but when going to replace the old one, my old thermostat has 3 wires whilst the replacement does not have the terminal for the Neutral wire (Blue) which goes to the accelerator. My question is, can I simply make the neutral redundant? If so, what effect...

Good Afternoon I would be very grateful for some assistance with my Central Heating controls, as I seem to be having some issues with these. The house I moved in to a few months ago has two DANFOSS devices installed - - An RET2000 Thermostat (In the living room) - An RX1s receiver - in the...

I am currently looking at installing a HIVE Active heating control unit to replace a Danfoss TP5. I currently have a 3 core and earth cable running to the existing heating controls (battery powered unit) I have attached my existing wiring diagram and the HIVE wiring diagram. Please also see...

Hi, Have an issue with a Danfoss Programmer - the LCD display goes blank and the HW and CH is permanently on as per the red lights being on! Not sure if it is broken or needs replacement. Any advice will be great Model number could be Danfoss tp9000 (not sure) Attached pic for reference

Hi. I have a Danfoss CP715Si which has been working fine for years but recently I came back from holiday and the hot water wasn’t working. I reset the controller by poking the reset button and it worked, but it flashed up 706 n02 before the clock came back on. The next day again the hot water...

Hi all Im having a problem with my boiler as i cant turn the heating off (unless i turn the dial to frost mode). I have removed the RX1 from the back plate and i have 240v on Ns and Ls and i also have 240v on Lr which if i'm right should be 0v and only 240v when the RX1 sends the 240v to the...

Hi Guys, I have a Hive Active Heating and a separate Multizone ready to install. I am fairly confident in the way it works just unsure which wires to put where as I appear to have numbers 1-12 on my back plate currently! Any help would be much appreciated :) Danfoss Backplate by mrsarcysean...

Hi, I have just moved in to a new build home and am thinking about replacing the thermostats with Nest 3rd Gen. The property is Gas and has instant hot water. The house is zoned, upstairs and downstairs with a thermostat in each zone. Boiler = Ideal Logic Combi c30 Programmer = Danfoss FP975...

Good morning everyone, I know there is many a thread on this sort of thing but the issue i am having is a strange one so i wanted to double check what I have done. I replaced my danfloss programmer with a nest about 6 months ago. It works as expected so programs, call for heat and water all...

Hi, I'm looking for some advice on a new Nest V3 Installation for hot water and heating control. I currently have a Y plan system with the following components: - Boiler - Ideal Classic FF350 in the utility room. - Programmer - Danfoss FP715 (below the boiler). - Danfoss - thermostat in the...

Hi all, I'm new to this, but I'm learning fast... I would like to upgrade my current 2 zone heating system to Hive. The current system runs off a district heat network to the flats with a heating interface unit in the flat. I have two HPA2 zone valves, two RET230P room stats and a TS715...

Hi folks, Thanks for taking a look here. We have a Worcester Bosch Greenstar 30CDi Combi boiler, and a Danfoss RX-1 unit as relay to it. Existing Wiring: From what I can work out from the wiring guides for the Honeywell BDR91 and the Greenstar, I need to do the following: I believe I've...

Have an old Danfoss 102 timer unit, I'm swapping it out for the Tado extension kit. Just looking at the wiring... so in 3, what's the black wire for?