OUTDOOR UNIT MAINTENANCE
Maintenance and service must be performed by a qualified installer or service agency. At the beginning of each cooling season, the system should be checked as follows:
NOTE - If insufficient cooling occurs, the unit should be gauged and refrigerant charge should be checked.
NOTE It may be necessary to flush the outdoor coil more frequently if it is exposed to substances which are corrosive or which block airflow across the coil (e.g., pet urine, cottonwood seeds, fertilizers, fluids that may contain high levels of corrosive
INDOOR UNIT MAINTENANCE
WARNING: This product and/or the indoor unit it is matched with may contain fiberglass wool. Disturbing the insulation during installation, maintenance, or repair will expose you to fiberglass wool dust. Breathing this may cause lung cancer. (Fiberglass