Turn unit off before cleaning.
Starting at the top and working across spray on Universal Coil Cleaner liberally to coil surface.
FOR SUPER CONCENTRATE:
Evaporators mix 12 parts water with 1 part Concentrate.
Condensers mix 6 parts water with 1 part concentrate.
Allow 5 - 10 minutes for solution to react and dissolve contaminants.
After use rinse thoroughly with water.