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Hi i have tradional radiator heaters in my house and of the radiators makes loud gargling sounds ever few minutes. Its more of a rattling sound actually coming from inside the radiator. Any idea what it could be and how i can fix it?

Thanks in advance.

Any advise what

2007-04-27 20:45:51 · 13 answers · asked by irfan747 1 in Home & Garden Maintenance & Repairs

13 answers

Trapped air in your radiator.

This link tells you how to solve it.
http://www.diydata.com/problem/central_heating/bleed.php

2007-04-27 21:03:02 · answer #1 · answered by Anonymous · 0 1

Air inside. All you need to do is bleed out the air. There is a valve at the top of every radiator which needs a special key to open. You can buy them from DIY stores. Open the valve slowly until you hear the air coming out, wait until a little water dribbles out and close. Takes less than a minute each one. Usually it is only the upstairs radiators that get air in them as it rises to the highest point.
Best of luck.

2007-04-27 21:02:16 · answer #2 · answered by ANF 7 · 0 0

Turn off your central heating boiler, and wait for 10 minutes to allow any air to rise to the top of the radiator.Next, go around all the rads, and using a vent key and a small dish, open the rad air vent, and let the air outwhen water appears let it run into the dish for about 10 seconds, then close air vent. If you have a combi Boiler check the water pressure before moving on to the next rad, and repeat this Instruction on every rad. Then start your boiler and check the result.

2007-04-29 09:17:42 · answer #3 · answered by Anonymous · 0 0

radiator has air block try bleeding .... do all other radiators as well ...need key for valve its easy try it go to hardware shop ask for radiator bleeding key costs penny,s then locate nut at top of radiator turn will hear hissing sound when this stops and water comes out close valve move onto next radiator do same and so on till all radiators bled hope this helps

2007-04-27 20:59:28 · answer #4 · answered by bobonumpty 6 · 0 0

Need bleeding,you need a key for the side .Put it in the slot and turn it really slowly until the air come out,when a little drip of water comes out you know you have bled it ,so tighten it up and repeat around the house.Most places even th e Co op NOW sell radiator keys.

2007-04-27 20:48:07 · answer #5 · answered by pups 5 · 0 0

Is it a hot water or steam system. It sounds like it could be steam in which case the steam trap could be blocked there will be a little canister hanging off the side of the radiator.

2007-04-28 17:59:18 · answer #6 · answered by H-vaker 2 · 0 0

open the radiator valve with special key air and water will spill out close when steady stream of water comes out,check all your radiators the same way.

2007-04-27 20:52:59 · answer #7 · answered by steve h 1 · 0 0

It needs bleeding, simply open the pet-cocks and let the air out until the water runs, then close them. Do this while it's in operation and under pressure.

2007-04-27 23:15:02 · answer #8 · answered by cowboydoc 7 · 0 0

sounds like needs bleeding,start from the rad which is the most distant away from the boiler,then work your way back,when finished just check again to make sure all airs gone, HOPE THIS HELPS

2007-04-28 04:10:22 · answer #9 · answered by nigel the builder 3 · 0 0

they need bleeding

put the key in the side and let the air out

but why do you want the heating on at this time of year?

its 27 deg c here

2007-04-27 20:48:23 · answer #10 · answered by Anonymous · 0 0

get the air out , keys and instructions can be obtained at Focus , be sure not to tighten rad screw too tight when done

2007-04-27 21:06:16 · answer #11 · answered by Anonymous · 0 0

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