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by wiggy
Wed Jan 23, 2008 11:44 am
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: DHW PROBLEMS
Replies: 3
Views: 3285

fitted new thermostat to boiler and thermocouple this seems to have cured the problem
by wiggy
Tue Jan 15, 2008 9:39 pm
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: DHW PROBLEMS
Replies: 3
Views: 3285

Looking at the pump it is on the flow side and the boiler is on the return. The cold feed to the pump drops down from the expansion tank 3mtrs above in the loft to a 'T' piece a pipe branches off from the 'T' piece to the bottom of the pump, the feed pipe continues under the floor boards(this become...
by wiggy
Mon Jan 14, 2008 9:31 pm
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: DHW PROBLEMS
Replies: 3
Views: 3285

DHW PROBLEMS

I have a fully pumped open vented heating system. The boiler is a Baxi solo wm 50/4 rs with a grundfoss 15/50 pump and a honeywell 3 way mid position valve. When the heating is called for there is no problem, if the heating and water are both called for (or the dhw on its own) after about an hour th...
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