Black water Full valve stuck closed
HELP! We have a 27RLSS Sandpiper, 2005. We have a full tank and the valve is stuck closed. The handle slides out and in but it appears that the blade Valve is staying shut. We are in The Schreiner par...
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You're right about the gauge. But when you open the toilet valve to flush the tank contents are actually coming up into the lower section. Looks full to me.
