S.K, I use both the blowout, and add a small amount of antifreeze via the suction hose so it just goes into the pump. Protect that mechanism in there....
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Bob & Sharon
2019 Winnebago Travato K (2018 Chassis)
Past RV's: 2013 WGO ERA 70A, Chevy PW Lexor
Itasca Navion, 29' Jayco 5th Wheel
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