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by Mr Fixit
Thu Jan 15, 2009 10:24 pm
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: Bathroom fan backwards
Replies: 5
Views: 4004

Fan Wiring

Most bathroom fans are powered off the lighting ciircuit and switched via the live return to the bathroom lamp holder. The way you have described the problem, it could be that you are resetting the fan electronics each time you turn off the switched fused spur. If you turn off the isolator (switched...
by Mr Fixit
Tue Jan 13, 2009 11:13 pm
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: cold rad in bathroom.
Replies: 4
Views: 3311

Cold Bathroom Rad

Sounds like you have a flow problem. When you ensure a flow by opening the bleed then you get a hot rad but when you stop bleeding the rad it goes cold. Most likely that the vlave on the return side of the radiator is not open - have you checked that both valve are open? Hope you can get it sorted. ...
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