Super tune up performed today. There is a restriction in the outdoor unit metering device that is causing the system to shut down on high pressure in under a minute. Metering device and filter line drier need to be replaced. Heat pump will not work as it is currently. System will only heat home with he emergency heat strips. All electrical connections are tight with no corrosion. Heat strips are pulling proper amperage. Evaporator coil is dirty and needs to be cleaned. In cooling, the compressor and condenser fan motor are acceptable. Refrigerant levels are in range. Customer declined repairs at this time.