Removed old equipment and installed new Rheem 2 stage 4 ton heat pump and air handler. Installed new return plenum with 20x20x4 filter, new supply plenum with manual dampers, new emergency drain pan, new pan safety switch, new coil safety switch, new 8” return duct and new composite pad for outdoor unit. Reconnected high voltage, low voltage, drain line and all ductwork. Tested system operations in heating and cooling. Cooling mode for system is not operating properly and will need a service tech to change indoor txv. Did not collect payment at this time due to system not operating.