Removed the wall heater and pulled the vent out of the wall, closed both sides with plywood. Ran a loop system after the well tank and attached to the softener, filled the brine tank with 5 bags of salt. Turned the water on with no leaks, flushed the system for 25 minutes and 30 minutes of regen. Set the hardiness to 17, let the water run and tested at the bathroom sink which showed no hardness. Customer is provided a one year parts and labor warranty.