Grundfos cenral heating pump

[whytes]

I have a Grundfos ups 15-50x18 model b no.u347 pump fitted to my central heating system the radiator in the hall dose not get hot have bleed several times? the pump has the arrow pointing towards the boiler and away from the the feed to the hot water cylinder. is this correct!!! should I turn this around , this there any way of checking the pump javascript:emoticon('')

 

[Agile]

Who fitted the pump?

When was it fitted?

When did the rad become colder?

Whats your boiler make and model?

Tony

 

[Andygasman2010]

Some pictures of what you describe will be helpful

 

[whytes]

Who fitted the pump?
A friend

When was it fitted?
around five years ago

When did the rad become colder?
last winter when we turn on the heating, I had removed the radiator to decorate drain down the whole system refiled and bleed all rads the ones up stairs seem fine the down stairs luke warm

Whats your boiler make and model?
oil fired boiler
CAM 5 BONUS 65/90a
make: RIELLO RDB1
Regards Richard


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