Get an air hose adapter from CW or Amazon to blow out your water lines. Set air compressor to 50-60 psi, attach adapter to water inlet, and open faucets one at a time until they are clear. Don't forget outside showers or kitchens. Pour about 1 cup of pink antifreeze in each trap. Water pump should have an inlet for antifreeze, use just enough to fill pump. Done!
This is what an adapter looks like: