My rads are not working properly

[hiretools]

HELLO, MY RADIATOR IN THE FRONT ROOM ONLY STAYS WARM BUT ALL THE OTHERS ARE HOT ANY IDEAS WHY THIS IS .

 

[WHPES]

Not balanced or full of sediment.

 

[hiretools]

well i used a sludge remover and ran system till clear have had new pump and new gate valves as well all brand new i tried blowin out the system and balancing it as well 1 rad at a time any other tips m8

 

[justlead1]

Hi. What happens when all rads are turned off bar offending one?

 

[john.bell55]

See following link if you have to balance system.
DIYnot.com > Wiki > Plumbing > Faq > Faq2
Cheers
Jack

 

[hiretools]

it heats up then i move to the next 1 and that heats up then i move upstairs and repeat the process till they are all on but when the heating goes off at night the next day turn it on and back to square 1 also boiler noisy

 

[WHPES]

Get a professional to take a look.