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by jack1m
Sat Nov 07, 2009 1:29 pm
Forum: Plumbing Forum
Topic: Immersion heater cut-out
Replies: 3
Views: 7516

Just to ad to the above, the hot water driven by the central heating boiler stat is set to 65. The normal operation is to use the immersion to heat the domestic hot water as the central heating is LPG and very expensive. The immersion is on 24 hours and controlled by the thermostat. Could the immers...
by jack1m
Sat Nov 07, 2009 12:24 pm
Forum: Plumbing Forum
Topic: Immersion heater cut-out
Replies: 3
Views: 7516

The thermostat is set to 4 on a range to 1-5. The water at that temp is normally OK and not too hot to be a problem. I did wonder is there was a problem with the pressure of the cold water and it not set high enough? Do you think that would cause it? Over the years I’ve had the water off at the stop...
by jack1m
Fri Nov 06, 2009 7:35 am
Forum: Plumbing Forum
Topic: Immersion heater cut-out
Replies: 3
Views: 7516

Immersion heater cut-out

The immersion heater thermostat cut-out operates from time to time. I have replaced the thermostat and it happens on the upper and lower immersion, whichever happens to be in use. It can be reset and will then operate correctly for a few days or even months but then will cut-out again. It’s a regula...
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