Ac clean and tune. Cycled system. Checked and cleaned electrical compartment. Found contactor and capacitors weak and low on test. Used coil cleaner on condenser. Hooked up gauges and checked pressures and temps. Subcooling was 29, super heat was 11, temp split was 20. Average life of this unit is 14 years, this system is 22+ years old and in very poor condition. Future failure is expected. Owner does not want to do anything with this unit at this time. He is aware of the failure possibility. Job complete. Office to bill. Job complete.