Recent content by nicho75

I,ve got my pump fitted wrong way round.What did you finnaly do.

The Grundfos Pump manual shows the correct fittings for these pumps if fitted upside down they can give rise to air locks.Check out your type of pump maybe its upside down as mine is.

:?: I,ve just done some work on a radiator and now some radiators no longer heat up.On checking the pump it seams to be upside down compared with manufacturers guide.Pump is Grudfos UPS15. System worked okAny one met this befor or can you throw some light(or heat)