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by theglenhotel
Thu Dec 18, 2008 8:06 am
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: Remote Radiators starved of heat
Replies: 9
Views: 4817

Well, that's the ne pump fitted and guess what? Same problem. Extreme radiators still starved of heat. A new problem has also occurred in that the highest radiators (2 out of 4) have insfficient pressure. I can take off the actual bleed valve fitting without water pumping out of the radiator. Any id...
by theglenhotel
Mon Dec 15, 2008 3:52 pm
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: Remote Radiators starved of heat
Replies: 9
Views: 4817

Thanks for that so far. Our hot water supply is a seperate boiler/system completely. The existing chs system has a Grundfos UPS 25-80 pump which has worked well for >15 years. I spoke with Grundfos and they think (given all the facts as stated above) that the pump is on it's way out, e.g. impellers ...
by theglenhotel
Sun Dec 14, 2008 9:49 am
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: Remote Radiators starved of heat
Replies: 9
Views: 4817

Remote Radiators starved of heat

We have a small hotel althought there are 30 radiators in our chs. For the past month, radiators in 2 of the rooms (furthest from the boiler) are tepid at best. We thought sludge was the problem and asked local advice which confirmed the same. We had the system flushed but the problem remains the sa...
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