M’aidez

Man of Honour
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I need the input of you obviously far more intelligent, and all knowing guys who regularly contribute here.
This seems relatively simple to me, but my wife insists that she knows better, which to be fair, has often been the case in the past, she’s no dumbo.
The question is about central heating controls.
If I feel a little too warm, I’ll sometimes go to the thermostat and turn it down below the red mark.
Within minutes, the heat dissipates, and I’m, well WE are more comfortable.
My wife insists that this is a false economy, and that despite the fact that the radiators eventually cool all the way down, the green light is illuminated on the controls, which means that the gas fired CH is working away silently, and adding to the heating bill.
To my simple mind, the fact that the rads are throwing out no heat means that the system is NOT working away, sending hot water to the rads, and heating the house, but I’d be happy for her to be proved right.
Maybe I’m missing something glaringly obvious.
 
Boilers are either on or off, they don't regulate temperature.

Okay, that I understand, but if the green light is on, indicating that the boiler is on, but the thermostat has returned all the rads to cold, is the boiler still using the gas that it was using to heat the water in the rads?
I can’t see that it is, but if I’m wrong, just tell me, I will have learned something new.

Have you never stood next to your gas fired boiler and listened to the gas firing up or turning off?

I have heard it fire up, but I don’t think I’ve been standing near the boiler when the timer kicks in, and it turns off, I’m guessing that the low humming noise ceases.

Having read the OP, I disagree.

I’m guessing that you mean that she’s wrong, maybe you don’t mean that, but if you do, I’d appreciate you just saying so, as all I wanted to know was, is the boiler working, and using money, even though the rads are full of cold water?
You may disagree with my saying that she’s no dumbo, that’s your prerogative, it certainly won’t upset either me nor upset her.
In all the years that I’ve known her, she’s had maybe two lapses on the intelligence front, the first was when after five or six months of dating her, I suggested that she move in with me, and she agreed.
The second was some ten years down the line, I said that I thought that it would be a good idea to get married, and once again, blinded by what a nice guy I am, she said, “Yes, that sounds like a great idea.”
 
Okay, that I understand, but if the green light is on, indicating that the boiler is on, but the thermostat has returned all the rads to cold, is the boiler still using the gas that it was using to heat the water in the rads?
I can’t see that it is, but if I’m wrong, just tell me, I will have learned something new.

Nothing wrong with asking questions dude, if anyone tells you you're asking stupid questions tell them to **** off.

Anyway, giz a photo of this green light you're talking about, as well as your thermostat. Then I can explain it better :)
 
OT but OpenTherm boilers can be regulated by external controls.

True, but then that's still a relatively new tech in a field which progresses at glacial pace. It won't be commonplace for decades, I'd be very surprised if the OP had an Opentherm boiler.
 
The green light is indicating that the boiler is ready to fire if the thermostat tells it to. Because the thermostat is turned all the way down it won't fire. The boiler will remain off u till you either turn the thermostat up or the temperature again drops below the new setting.
 
Nothing wrong with asking questions dude, if anyone tells you you're asking stupid questions tell them to **** off.

Anyway, giz a photo of this green light you're talking about, as well as your thermostat. Then I can explain it better :)

Thank you kindly Diddums, but here’s where I display my own dumbness, I can take the photos okay, but I’m unsure of the procedure for uploading them on to a post, although I’ve done it on another Forum, which has a an easy method of doing it.
On the reply, or quote and reply page, it has a feature for uploading photos, click on image, insert in post.
The brains of the outfit has just left, to go see Frankie Valli at the O2 with her sister-in-law, I’ll lean on her expertise later, but the green light(s), are on the timer in the airing cupboard which houses the boiler.
The left green light is for the HW, on 24/7, the right green light is for the CH, on a timer, comes on from 05.00 until 06.00, then on at 17.30 until 22.30, next to both CH and HW are push-in switches, to over ride the system, i.e., if I come in at 15.00 and feel cold, I can push the CH switch in, the green light comes on, and in a short while the rads start to warm up.

If the radiators are cooling down then the boiler obviously is not burning any gas

That’s what I thought, but I needed someone to say it, in an effort to prove to her that if the boiler wasn’t sending HW to the rads, then the boiler wasn’t using gas, thanks.
 
OP she's preparing to divorce you.

Time to lawyer up. Delete facebook and hit the gym.

Nice guidance, tongue in cheek or otherwise, but although I may not be the God’s gift that I thought I was back in the eighties when I first bought her a drink in The Raymouth Tavern, Bermondsey, I honestly can’t see divorce on the cards.
I still have the address and contact details of the solicitor who acted for my first wife in our divorce, and although he didn’t take me to the cleaners, even after urging her to let him, he was that good, and thorough, that if I ever needed a lawyer, I’d call his office.
Never been remotely interested in Facebook, always seeing it, rightly or wrongly, as for 14 y.o. girls, and think I can safely swerve the gym also, at 73 and a bit kg, with an 86 cm waist, and just about 1m 75cm, a daily 35 minute circuit of Southwark Park keeps me in reasonable nick.
 
The green light is a power indicator lamp, it isn't indicating that the boiler has fired up. A thermostat is a switch operated by temperature; if you turn it down then it will definitely will turn the boiler off... the clue is the cold radiator. If the radiator is cold and the boiler is on, where do you think the heat is going.
 
I need the input of you obviously far more intelligent, and all knowing guys who regularly contribute here.
This seems relatively simple to me, but my wife insists that she knows better, which to be fair, has often been the case in the past, she’s no dumbo.
The question is about central heating controls.
If I feel a little too warm, I’ll sometimes go to the thermostat and turn it down below the red mark.
Within minutes, the heat dissipates, and I’m, well WE are more comfortable.
My wife insists that this is a false economy, and that despite the fact that the radiators eventually cool all the way down, the green light is illuminated on the controls, which means that the gas fired CH is working away silently, and adding to the heating bill.
To my simple mind, the fact that the rads are throwing out no heat means that the system is NOT working away, sending hot water to the rads, and heating the house, but I’d be happy for her to be proved right.
Maybe I’m missing something glaringly obvious.

If you can post a photo with a loaf of Hovis next to the boiler we can probably work out what's going on. The hovis is to ensure that it's actually your boiler, as per the forum rules.
 
the thermostat is just a switch as far as the boiler is concerned

my boiler doesn't switch oiff straight away if I turn the thermostat down but you can hear when it does a minute or something later
 
i know on mine if i turn the stat down the central heating pump will still circulate the water but obviously the burner is not on untill theres a call from the stat so using electric for the pump rather than oil in my case
 
If you can post a photo with a loaf of Hovis next to the boiler we can probably work out what's going on. The hovis is to ensure that it's actually your boiler, as per the forum rules.

Will a freshly baked loaf of cranberry and pecan sourdough suffice?
My wife prefers the wholemeal sourdough, but I’m not into brown bread, no matter how much healthier it is alleged to be.
I WILL locate the model number, even if I have to climb into the airing cupboard with the torch app on my phone, strike that, even if I have to steady the step ladder, while SHE climbs into the cupboard.
 
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