check the micro switchs are making contact if they are ok check the tco for power supply, should have power both sides.
their are two tcos.
if not do a test on the heating elements each one should have a reading of 10-20 ohms.
do this with the power off.
hi-spec plumbing & heating (essex)
September 2008
Sounds like one of the element has gone as they usually have two, one for cool and one for hot.
Pete
September 2008
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