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Lennox 14ACX SINGLE-STAGE AIR CONDITIONER Maintenance

The Lennox 14ACX SINGLE-STAGE AIR CONDITIONER Maintenance Form focuses both on the outdoor and indoor units. The form is divided into several parts allowing you to inspect it thoroughly by using the provided detailed checklist. This maintenance form must be performed by a qualified installer or service agency only
MaintainX
04/26/2021

Lennox 14ACX SINGLE-STAGE AIR CONDITIONER Maintenance

The Lennox 14ACX SINGLE-STAGE AIR CONDITIONER Maintenance Form focuses both on the outdoor and indoor units. The form is divided into several parts allowing you to inspect it thoroughly by using the provided detailed checklist. This maintenance form must be performed by a qualified installer or service agency only

    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:

    Outdoor Unit

    UNIT NAMEPLATE:

    ACTUAL:

    NOTE − If owner reports insufficient cooling, the unit should be gauged and refrigerant charge checked.

    Outdoor Coil

    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

    Outdoor Coil (Sea Coast)

    INDOOR UNIT

    UNIT NAMEPLATE:

    ACTUAL

    INDOOR COIL

    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

    Outdoor Coil

    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.

    Air Filter

    Disposable Filter

    NOTE If you are unsure about the filter required for your system, call your Lennox dealer for assistance.

    Reusable Filter

    NOTE The filter and all access panels must be in place any time the unit is in operation.

    Indoor Unit

    Thermostat Operation

    Preservice Check

    If your system fails to operate, check the following before calling for service:

Source: Lennox

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