if water is going through the shower and the element is ok then, the 2 other usual faults are/, one_/ the, thermal cut out [at the top of the shower pot ]this should auto reset, but it somtimes does not,if open circuit it has to be changed /,two/,the micro switches either burn out or connections wear if so they have to be changed , the first fault, is by far the most common
frank, August 2011