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by dnh
Thu Sep 11, 2008 1:43 pm
Forum: Electrics Forum
Topic: Fused Switch On Boiler Circuit
Replies: 5
Views: 7820

Re: Fused Switch On Boiler Circuit

Thanks to sparx and TOPSPARK, for sharing their ideas. I will take another look later today. The boiler service (obviously not yet fully completed) was performed AFTER the fuse problem had developed. I suppose there is a possibility the cable had been trapped from last year's service (after which ev...
by dnh
Wed Sep 10, 2008 2:26 pm
Forum: Electrics Forum
Topic: Fused Switch On Boiler Circuit
Replies: 5
Views: 7820

Re: Fused Switch On Boiler Circuit

BLAKEY, Thanks for this advice. I should have mentioned that the boiler had been working (for years) up until the circuit "tripped" and now every time the fused switch is turned on the 5A fuse "blows" ... I am assuming the fuse rating is correct since it has been working for all ...
by dnh
Tue Sep 09, 2008 2:20 pm
Forum: Electrics Forum
Topic: Fused Switch On Boiler Circuit
Replies: 5
Views: 7820

Fused Switch On Boiler Circuit

Hi, I have a 5A fused switch mounted just alongside my Grant oil-fired central heating boiler with two programmers (one for the hot water/central heating and the other for the underfloor heating). When I turn ON the fused switch, the 5A fuse will always "blow" immediately and the RCD circu...
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