luke warm shower

I have an expressions 500s 8.5kw. When high power is selected only the power light & the high light come on, missing out the medium power light. When first installed all three would light and sufficient hot water would flow through. As it stands now, the shower is only producing luke warm water, almost as if it's running a summer setting despite the ambient temperature of the incoming water being significantly lower due to the time of year. Is replacing the micro switches an easy operation and could you send me a link to the appropriate parts. Many thanks.
Asked 10 years ago by Mr. Andrew

It may be a faulty elementin the heating tank (there are two, three in most 10kw showers) you can checkthem with a multi meter you should have a reading of around 12>18 ohms.

If you have power to theelements and no heat it's probably the elements, no power to the elements thenit's probably a micro switch.

http://www.youtube.com/watch?v=wzPt1hsfVq4

If you don’t have amultimeter we sell them at £10 each with a guide on how to use them forchecking and testing the various parts of your shower.

Apart from helping to fixyour shower, they are really useful for checking you have a power supply toappliances, for checking fuses, letting you know much power you have left inbatteries

(so you know if they are dud ornot) and lots of other jobs, in short they are well worth the £10.

http://www.showerdoc.com/installation/electrical-products/SKYTRO-600-005-Digital-Multi-Tester

Answered 10 years ago by Anonymous

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