Hook up an air compressor without opening any faucets. If there is no drop in pressure there are no water leaks. This will not demonstrate that the hot water heater works but will demonstrate there are no leaks in the fresh water system.
Heat up the coach with the furnace and then turn on the AC. Do it all the time to exercise the generator during winter storage.
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Dave
US Army (Ret)
2020 Entegra Accolade 37TS
2019 Jeep Grand Cherokee Trailhawk (Toad)
FMCA - F432054
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