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by davy
Fri Jan 09, 2009 4:04 pm
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: very hot water, lukewarm rads
Replies: 3
Views: 3474

lukewarm rads, mega hot water

hi steve, the boiler is a Myson Economist WF30/40 BF, about 20 years old. There are 5 rads plus a towel rad in bathroom. Water tank and new Grunfoss pump, Honeywell 3 port valve are in loft. thats about it. By the way I have water switched OFF on the Centaur Plus C27 controller, but still get mega h...
by davy
Wed Jan 07, 2009 2:04 pm
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: very hot water, lukewarm rads
Replies: 3
Views: 3474

very hot water, lukewarm rads

my problem is as follows: the boiler switches on and off quite rapidly and whilst the rads do warm up but not hot, the water gets mega hot. Finally the boiler shuts down and i lose all heat. I then run off the very hot water into the bath and an airlock seems to happen as the water splutters out ( d...
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