|What are we talking about?
||How long does it typically take to replace
an immersion thermostat or element?
Thermostat - 30 minutes plus the time to locate the correct replacement
Element - system dependent. Usually from 2 hours but can be more.
||Being able to turn the water off
|Questions to ask
||Is there adequate access to the cupboard bearing in
mind the thermostat or element need come to out, for a new one go in
and they can be up to 27" (686mm) long? What size is the cylinder?
What type is the cylinder? Click here
for information on cylinder types.
There are a number of electrical tests
to ensure a thermostat or element is faulty. In all electric households
many cylinders have two elements, one at the bottom (usually used
on cheaper rate night time electricity) and one at the top for a
It is not unusual for the old element to
be 'stuck' in place. This is usually caused by corrosion or in
hard water areas by a build up of scale and
if this is the case a new cylinder may be required.
Beware system drain down and refill. This
is always something that should be straightforward but often isn't.
Non operational gate valves and airlocks can also cause delay.