Completed maintenance on 2 amana air conditioning units. Systems were both running upon arrival. Checked through entire indoor unico systems. Tightened all electrical components, checked blower compartments for cleanliness and balancing. Cleared both condensate traps and tested safety devices. Condensate flowing smoothly away from system. Cleaned outdoor coils. Both units were chemically cleaned last season, systems only required a simple rinsing this season to remove major pollen. Cleaned electrical compartments and tightened all electrical. Checked refrigerant pressures to ensure efficient and reliable operation. Both systems running great.