Indoor units will need to use water less coil cleaner which works the same but tends to be a bit more expensive.
How to clean a c coils on top of roof.
Clean the condenser coils.
Cleaning the coil on a goodman air conditioner s outside condensing unit regularly is one of the easiest ways to promote efficient cooling in your home.
Unscrew any bolts to detach the shroud from the air conditioner.
Use the soft bristle brush of a vacuum to remove the debris.
Dirty coils diminish heat transfer and increase operating temperatures and pressures.
Wash and flush both sides of the coils.
Use a good spray or foaming cleaner to loosen any debris and dirt.
This demonstration was preformed on the duo therm rooftop unit.
Apply a foaming coil cleaner.
Cleaning coils on roof top units of a fast food joint.
After removing the filters you should be able to see the evaporator coils.
Clean the evaporator coils.
The coil is either allowed to drain naturally or lightly rinsed with a garden hose.
An easy project that will improve the cooling of your air conditioner.
Spray directly into the coils and cover them completely.
For best results back flush toward the return air section to remove foreign material.
The detergent and water mix is applied to the coil using a low pressure sprayer.