honeywell

Looking for advice on UFH as well as general heating system. We have made the choice to get water underfloor heating in the middle of our refurb works for the kitchen. Rather than placing PVC pipes in plastic castellated floor panels, we will have them routed between joists and on top of...

Hi Ive just installed a nest v3 Thermostat to control heating and hot water on my existing system which is Potterton Suprima 100L Boiler Honey well ST6400C Programmer Honeywell v4073A mid position diverter valve The old system didn't have a main thermostat , just TRV's on every radiator. I've...

Hi all, I would appreciate your help with what Im hoping is something very simple. I recently moved house. The heating system is pretty epic compared to what Ive had in the past. There is a Worcester boiler, and 2 heating zones. A CM61 controls the underfloor heating which is still working...

Hi guys, I'm currently looking to install some infrared panels in 3 rooms. Previously there has been no permanent heating in these rooms. I'm looking to use a Honeywell T6R Smart thermostat but my question is, do I need one of these in each room connected to one of the infrared panels or can...

Hi . Can I replace Honeywell T40 two wire to new digital one and how? Thanks

(Part of) my central heating is controlled by the wireless thermostat Honeywell HCW80 and the relay unit HC60NG which triggers the zone valve actuator. The two are linked (i have followed the instructions after resetting both to try to solve the problem and all is well). When i turn the...

Hi I have a Vaillant ecoTec Pro 28 combi boiler which currently operates with a Honeywell wireless programmer and a Honeywell BDR 91 relay box. I'm thinking of replacing the Honeywell controls with a Nest 3rd Generation Thermostat and trying to determine whether or not i need to get it...

Hi, I would love to get advice on upgrading my Nest thermostat to the Nest version 3 that controls your HW apart from heating. I have the Nest that just controls your heating. My condensing boiler is the Glow-Worm Ultracom 38hxi and the Nest Heat link is connected to the boiler and within 1m...

Hi, I am attempting to install a Honeywell Galaxy G2-20 System. Having a background in electronic engineering (a degree many years ago), I thought that I may be able to install the system myself. I have used the G2-20 with the RF Portal and several wireless detectors (3 x PIR's, 4 x door...

We have a accenta /optima alarm. The tamper kept going off. We have removed the wires for the bell box tamper and put a loop in. The alarm seems to be functioning ok but the leds on the bell box are not flashing. So from the outside looks like its not working. Queation is...can i leave the t...

Hi, I have a g2-20 panel installed and working fine until 2 nights ago, at about 4pm (14/11) 2 panic buttons leds started flickering red as if they had been pressed and the mk7 by the door has no display but the green led at the bottom is on, the panel is not in an alarm state or reporting any...

I have a Honeywell v4073a1039 3 port valve in my heating system and now the hot water and the central heating work intermittently, though banging the valve with my hand seems to bring it back to life, sometimes briefly sometimes until it switches off whereupon on starting again many hours later...

hi there, I currently have a glow worm 35c boiler in my home, i'm trying to fit a BDR91 thermostat. the wiring diagrams aren't the clearest in the world. can someone help please? I have read loads of threads about the Wiring. do I have a new power source to the thermostat? my boiler has...

Hi all hoping you guys can help and apologies if I ask any obvious questions or what's been asked before. I have an ideal conventional boiler with a Honeywell Analog stat, a hot water tank upstairs with a UP2 British gas programmer by the tank. Bought a Hive 2 and the electrician has replaced...

hi guys. Read a lot of other posts and can see some really good help. I have a Honeywell programmer and room stat in hall. I want to change them over for the nest gen 3. Want to make sure I get it right and want some help on how todo it. Here are some pics of my wiring and system to help u guys...

Hi all First time post here, after searching the net for ever I have not been able to find any diagrams or instructions to help me replace my Honeywell gt699b thermostat with the Nest v3. Not sure what setup I have as there is a small boiler down stairs in the kitchen and a hot water tank...

Hi all, I've just got a Dual channel Hive receiver, which i want to use on my Combi Boiler (no hot water controls) and i could use a little help with the wiring as it appears as though the single channel version is what i should have gotten. Here is a pic of the hive instructions and my...

Hi, I'm having a problem with one of my keyprox modules (address 1), when I went out earlier on I used it to full set via pin number, when I came home again it wouldn't respond to a fob to unset or accept a pin, subsequently the alarm triggered and had to be unset from a second keypad (address...

Hi all, I am new to this forum, so something about me: Living in UK for the last 13 years. Working as an electronics/acoustics engineer. Designed many audio related products and automatic test equipment systems. Got two patents in acoustics. Now about my problem: Recently I got two second hand...

Hi all, We have a Worcester Bosch Greenstar 30CDi Combi boiler, and are installing the Honeywell Evohome system with HR92 wirelessly controlled TRVs. My plan had been to have a TRValve fitted to the radiator in our hallway, where there currently isn't one as the thermostat is based there. In...