Hi
Have a old glow worm boiler space saver 38
When run just the water & not rads every so often hear a banging noise & when looking in the loft I can see water shooting out of overflow pipe .
When run rads & water together it is fine ...
Any ideas ?
Cheers Steve
Have a old glow worm boiler space saver 38
When run just the water & not rads every so often hear a banging noise & when looking in the loft I can see water shooting out of overflow pipe .
When run rads & water together it is fine ...
Any ideas ?
Cheers Steve