1. Visually inspected condenser coil for debris/ dirty. 2. Inspected condenser fan motor. 3. Inspected condenser fan blades. 4. Inspected/ cleaned wiring connections. 5. Tested compressor/ condenser fan motor capacitor. 6. Checked compressor amp draw. 7. Checked condenser fan motor amp draw. 8. Inspected / replaced return filter. 9. Inspected return plenum for debris/ dirty. 10. Inspected evaporator coil. 11. Inspected blower motor/ blower wheel. 12. Checked blower amp draw. 13. Measured temperature differential from supply to return. 20 degrees measured. 14. Inspected drain lines and treated to prevent blockages 15. Rinsed condenser unit to promote heat exchange 16. Replaced and dated filters Found water in emergency drain pan on downstairs unit. Upon testing discovered water not draining properly through primary drain line. Found float switch in water but not triggered due to gunk built up on the switch. Float switch is intended to shut off the unit when water is not draining pro