heating

Hi, I have recently moved into a 3 story terraced house built in 2011. When I moved in, the house utilised a danfoss heating system that I wasnt familiar with. Inside the airing cupboard (which is situated on the top floor) was a danfoss FP715 Si 2 channel programmer for heating and hot water...

I am currently redecorating and the thermostat in my property looks ancient and yellowed. I found a nicer looking one, not too expensive on Amazon and wondered if the current wiring( Black,Brown,Grey and Ground) are compatible and in which way it should be wired. Thanks

Evening all, I've just bought a Drayton Wiser Kit 1 to replace my EPH Controls (RF1A-OT) and just want to clear something up with the wiring. Here is the current wiring setup: And here are the instructions for the Drayton Wiser Kit 1 (Combi Potterton boiler) Am I missing anything from the...

We have a Daikin Air Source heat pump feeding our hot water and under-floor 8 port manifold heating system. The Daikin has just had its annual service and the engineer commented that the water looked discoloured and that the inhibitor needed replacing?? Is this an easy procedure? I'm pretty...

Hi, we have our heating split across 2 levels - we can control the heating for each floor. On the Horstmann panel in the middle, there are 3 settings - heating upstairs, heating downstairs and water. I leave the heating settings on all the time, but the water is on a timer. My understanding...

I wondered if anyone could shed some light, I recently installed a Dimplex Quantum QM50 and it was working with no issue. I came home one day after work and realised the heater had shut down, it had worked in the morning so had charged on the off peak. I realised the plug socket in the wall...

Hello there Can expert help me with the problem of unvented hot water( mega flow) with two expansion valves and pressure gauge losing pressure only during winter when I turn on the central heating. I have got gas boiler Worcester installed. I could see two radiators always have gas or no water...

Hi, I just moved into a house which has Vokera Compact HE boiler with mechanical clock timer on it which is super inconvenient and therefore would like to change to smart thermostat. My current boiler (Page 35 for wiring diagram)...

Hello, I am trying to replace a Danfoss system with the Drayton Wiser 3 zone setup. The house currently has a gas boiler controlled by Danfoss TP9000MA which controls the heating downstairs and hot water. This box has an external temperature sensor on the wall which is wired back to the unit...

Electrician replaced Horstmann Channelplus H37XL with new Secure H3747 yesterday. Old set up Zone 1 - downstairs underfloor. Usually always on, controlled by wired thermostats in 6 rooms. Zone 2 - upstairs radiators (on generally once day for hour for towels but boost at night if nursery gets...

I have a Baxi system boiler in my garage which is connected to the pump and tank in my airing cupboard via Hive.. It has decided to stop firing up for some reason. I have checked the hive system and everything is working fine. The thermostat is talking to the receiver in the airing cupboard...

Hey everybody I've recently moved into a new flat and have been waiting to have my gas uncapped and boiler recommissioned. The gas man is coming Friday but in the mean time I have noticed that the condensate pipe on my boiler has an uphill bits rather than consistently falling as I've read it's...

Hi all, Preface; checked and can't find this exact issue on here, but similar to this one where someone suggested 'plate heat exchanger needs cleaned /replaced'. Unlike them, however, the boiler was looked at pretty recently. Setup: -Vaillant Ecofit Pure 825 -Radiators all bled and flow...

Hi! I am looking to replace my old Center Wireless thermostat to a Drayton wiser system. I just wanted to double check the wiring for the new bracket. As I have a One channel system, Am I right in thinking with the new back play the grey wire currently in A be placed in moved into position 2...

Hi all, I'm new in here. So I'm working on a tiny house for myself and currently designing the CV & warm water supply system. I'm an engineer myself, but CV, electrical and plumbing are not my core expertises, so I was trying to seek for a professional advice here in the Netherlands where I'm...

Help me please! Moved into this house last year, it hasn't been looked after at all. Gas combi boiler (Alpha InTec 25XE) has always just about worked. It's only ever given us constantly hot water if the tap or shower is turned on to a very low pressure. Even half pressure and it'll run hot for...

Our radiator in our living room is only luke warm at the bottom and boiling hot at the top. The pipe into the TRV valve is only slightly warm and the lockshield valve is boiling hot. We had the radiator refitted after some plastering around October last year. The radiator is the closest one to...

Hello, Wondering if anyone can help please. I have what I believe to be an S plan central heating system, consisting of: Worcester Greenstar 27Ri boiler Horstmann h37xl programmer British Gas RS1 room thermostat Danfoss zone valves x2 Honeywell wiring centre Telford stainless sealed hot water...

Hi guys Wondering if someone has an idea to my issue even my plumber doesn't know why. Firstly, the boiler is about 3 years old (moved into new house Sept 2019). The boiler is absolutely fine. I'm getting hot water to all taps and showers, so we can rule the boiler out. I have 2 central heating...

Hi, I'm trying to convert my current heating system to use the wiser thermostat and controller kit 1. Here is my current controller I have the indstry standard backplate underneath which is what I intend on replacing the above with. Here is the diagram The diagram is confusing me...