Performed a 6 system spring maintenance ( heat pump/AC /Gas). 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. 6. Checked refrigerant pressures. 7. Checked compressor amp draw. 8. Checked condenser fan motor amp draw. 9. Inspected / replaced return filter. 10. Inspected return plenum for debris/ dirty,,,,,#2,4,6,7 will need a duct cleaning, return plenums are very dusty. 11. Inspected evaporator coil. 12. Inspected blower motor/ blower wheel,,,#2,6,7 are dusty , highly recommend a blower cleaning. 13. Checked blower amp draw. 14. Measured temperature differential . 15. Inspected drain lines. 16. Washed condenser unit. Found #6 low on refrigerant, proceeded to do a leak search, found it at the evaporator coil,,, this will be replaced. Outdoor unit #1 guest room capacitor outside of manufacturer specs 3