Dont cut your under belly with a knife. It should be put on with screws. Mine has square drive screws holding the under belly up, so I just remove those to access anything.
The water may be coming out just because you are over filling your tank.
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2012 Jayco Eagle 321RLTS
2008 Dodge Cummins 3500 DW Crew Cab 4x4 6 speed Auto, Exhaust Brake
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