Technician arrived to perform tune up for heat pump -Condenser was cleaned off -Refrigerant levels are within range -Blower motor clean and working properly -Filter will be replaced next visit -System is fully sealed, no air leaking -Surge protection was installed to protect S30 thermostat from electrical surges -Disconnect to air handler was also replaced as there was a broken screw and thread, causing the wire to be loose -The wire was very charred -Disconnect was replaced, everything is protected and safe now