How to tell the gray tank is full!!
We discovered you can tell the gray tank is full when the kitchen sink backs up into the bath tub.:E Not the most pleasant but at least it was not the black water. The black water we can look in...
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After I dump the tanks, I add a cup of Calgon Water Softener, and a cup of (original) Blue Dawn dish soap to each tank, then use as normal. My gauges have always worked just fine.
Now I've probably "jinxed" myself!
Now I've probably "jinxed" myself!
