WARNING: Improper installation, adjustment, alteration, service or maintenance can cause personal injury, loss of life, or damage to property. Installation and service must be performed by a licensed professional installer (or equivalent) or a service age
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.
In order to ensure peak performance, your system must be properly maintained. Clogged filters and blocked airflow prevent your unit from operating at its most efficient level.
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.
Electronic Air Cleaner
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 corro
Thermostat operations vary from one thermostat to another. The following provides general operation procedures. Refer to the user’s information manual provided with your thermostat for specific operation details.
Temperature Setting Levers