Air conditioner not cooling. Air conditioning repair and maintenance tune up. Diagnose and perform annual AC maintenance service plan on Rheem cooling system. Replace thermostat and check evaporator coils on 8 year old HVAC system. AC maintenance complete which will help lower cooling cost for this residential customer. Recommend Air Scrubber to prevent mold and harmful particles from contaminating air in the home. Air conditioner is now ready for summer weather.