Came across this accidentally, as you have posted in wrong section. The Electrode should be straight and you should be able to slide a £1 coin between them, anymore/less space and I would renew them. They changed the electrodes a few months after the Promax came out as there were problems with them mis-shaping - do you know if you have the new style? http://t1.gstatic.com/images?q=tbn:ANd9 ... uOlJCciAQ1
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