thanks for ur comments but i not have a carvan mover fitted,i have even tried fitting a set of jump leads from my car to caravan battery everything runs fine but once jump leads disconnected caravan battery discharges in less than 1 hour
had caravan pluged into mains at house all winter but now the 12v in caravan not working seems battery not being charged by the mains i have tried 2 batteries and the 12v just drains in a couple of hours any ideas how to fix this problem would be appreciated thanks