alexpincaExplorerJul 16, 2013Water pumpI have 2006 Keystone Sprinter 5th Wheel...I do very little dry camping...only rare occasions. I'm trying to figure out why I get a whine from my water pump when I'm hooked up to shore water and I'm r...Show More
Paul_ClancyExplorerJul 16, 2013If the pump switch is off the pump should not run at all. The whine may be from something else like the fan in the power converter.
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