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 owner reports insufficient cooling, the unit should be gauged and refrigerant charge checked.
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 chemi
Outdoor Coil (Sea Coast)
Cleaning of the outdoor unit’s coil should be performed by a trained service technician. Contact your dealer and set up a schedule (preferably twice a year, but at least once a year) to inspect and service your outdoor unit. The following maintenance may
IMPORTANT:Sprinklers and soaker hoses should not be installed where they could cause prolonged exposure to the outdoor unit by treated water. Prolonged exposure of the unit to treated water (i.e., sprinkler systems, soakers, waste water, etc.) will corrod
The outdoor unit must be properly maintained to ensure its proper operation.
Cleaning of the outdoor unit’s coil should be performed by a trained service technician. Contact your dealer and set up a schedule (preferably twice a year, but at least once a year) to inspect and service your outdoor unit.
NOTE If you are unsure about the filter required for your system, call your Lennox dealer for assistance.
NOTE The filter and all access panels must be in place any time the unit is in operation.
If your system fails to operate, check the following before calling for service: