Black tank dump plumbing replacement?
My kids got a used RV and on their maiden trip discovered the black tank dump plumbing leaks. Appears to have one or more cracks in the plumbing from the tank to the dump valve. They tried to patch ...
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If you're trying to get the glued ABS sections apart, in the construction trades we use a small grinder with a diamond blade. We cut the overlapping section just deep enough to touch the inserted part. Make 5-6 cuts. Then use a small (1/2") chisel to remove the overlapped ABS fitting. Sand down the left over particles/glue, then start glueing the new parts in place. Be sure to use glue on both male and female parts. It's a pain working on your back, but it's a lot cheaper than having someone do something this simple.
