Add water to class A while boon docking
For some reason the onboard pump works to transport water inside the coach, but won't when trying to use the suction port to fill the water tank from a non pressurized system. Anything I could check t...
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If you can access where the overflow/vent exits the tank, replacing the elbow with a'T' and adding a small vacuum breaker to the top will stop the siphoning.
