Waters & Stanton PLC in UK do all the warranty work for AN.
Waters & Stanton Ltd, Spa House, 22 Main Road, Hockley, Essex, SS5 4QS, UK
Tel +44(0)1702 206835 | Fax +44(0)1702 205843
If out of warranty and not in UK, get local repair done - not a hugely difficult job!