When the knob starts turning count the number of flashes from the red LED on the front of the machine. It will flash anumber of flashes, then pause and again do the same number of flashes. If it is flashing 8 times, then you need to replace the module. We stock it at £39.90+vat plus postage of £5+vat. Go to our site at www.emwelec.co.uk and put WD12S in the search box or call us on 0115 9652118 monday morning. We despatch same day and the module will be ready programmed for your model. If it does not sort the problem, you have the option of returning the module within 14 days for a refund, less our handling charge of £9+vat Tony EMW Electronics
EMW, March 2011