Performed AC diagnostic on 21 year old condensing unit. Upon my meetings I came across a key points of concerns that were addressed 3.5 ton Goodman- 1. Found the condenser fan motor was leaking oil from bearing 2. High voltage rely showing signs of pitting on contact point about 50% 3. Measure compressor amperage you found that system is cooling very high amperage 4. System contain R22 refrigerant which was completely phased out January 1, 2020 5. Add a compressor saver kit to reduce lock rotor amps start up energy usage.