Sounds like your main module has failed. We stock it at £49.90+vat plus postage of £5+vat (ready programmed for your model number). If it does not cure the problem, you can return it for a refund, less our handling charge of £9+vat. Go to our site at www.emwelec.co.uk and put WF340 in the search box or call us on 0115 9652118 and we will take your order over the phone. Tony EMW Electronics
EMW, April 2011
