Performed a 2 commercial system spring maintenance ( heat pump). Tasks performed. 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,,,condenser fan capacitor on both units are failing,,7.5/5.0 MFD ,, they need to be replaced as soon as possible,,, we also recommended to install a hard start kit on both units , it will extend the life and stress on the compressor. 6. Checked refrigerant pressures. 7. Checked compressor amp draw. 8. Checked condenser fan motor amp draw. 9. Inspected / replaced return filter,,filters are very dirty,customer will replace them later 10. Inspected return plenum for debris/ dirty. 11. Inspected evaporator coil,,unit #2 is extremely dirty, had 11 degrees split differential, evaporator needs to get cleaned as soon as possible. 12. Inspected blower motor/ blower wheel,,,unit #2 is extremely dirt