All ActivityMost RecentMost LikesSolutionsRe: Alternator or isolator.?Jolooote: alternator will not charge the engine start battery or the house battery; thanks for the reply. DanAlternator or isolator.?2002 Winnebago, ultimate advantage. 40e. 350 Cummings. Alternator stopped charging. Both sets of battery's. Shore power or generator will charge both sets of battery's. How do I determined which is at fault. Isolator or alternator? Thanks Dan.Re: Slideout creeps in.Thanks, will give it a try in a couple days, Dan.Slideout creeps in.2002 Winnebago 40ua with HWH hydrulac slides. When you slide the front slideout out, after about 2 minutes the slide will creep in about 2 inches. The tank is full of oil. Any help please. Dan.