1. Turn off or disconnect all power 2. Inject foam starting at the bottom of the coil and fully saturate 3. Wait 5-10 minutes to allow foam to liquify and loosen dirt, grease, and grime. 4. Condenser Coils: Light Rinse if water is available 5. Evaporator Coils: No Rinse Required 6. In food processing areas: Remove or protect all food and packaging materials. Rinse with potable water after use if contact with food or packaging materials is expected 7. All Done!