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Lennox CBX40UHV - Communicating Units: Maintenance

This maintenance procedure and service must be performed by a qualified installer or service agency. This procedure focuses on checking your equipment's outdoor unit, how to clean and inspect the outdoor coil. Following the recommended maintenance procedure will help you maintain the superior efficiency of your unit for a long period of time.
MaintainX
10/24/2021

Lennox CBX40UHV - Communicating Units: Maintenance

This maintenance procedure and service must be performed by a qualified installer or service agency. This procedure focuses on checking your equipment's outdoor unit, how to clean and inspect the outdoor coil. Following the recommended maintenance procedure will help you maintain the superior efficiency of your unit for a long period of time.

    At the beginning of each heating/cooling season, the system should be checked as follows:

    Filters

    Filters may be duct-mounted or installed in the cabinet. A filter is installed at the factory. Note that filter access door fits over access panel. Air will leak if the access panel is placed over the filter door.

    Filters should be inspected monthly and must be cleaned or replaced when dirty to assure proper furnace operation.

    To replace filter:

    See the tables below for replacement filter sizes.

    • Screenshot2021-02-20at8.09.56AM.png
    • Screenshot2021-02-20at8.11.01AM.png

    NOTE — To use one inch filter bend tabs up as illustrated in figure 32.

    • Screenshot2021-02-20at8.16.17AM.png

    Supply Air Blower

    Electrical

    Insulation

    Outdoor piping insulation should be inspected yearly for deterioration. If necessary, replace with same materials.

Source: Lennox Commercial (tech.lennoxintl.com)

Please note that any procedure, checklist, or other document available in the MaintainX Global Procedure Library is provided for general education and information only and does not constitute legal, medical, or financial advice. MaintainX makes the materials available AS IS and AS PROVIDED, without warranties of any kind. By downloading or using any such materials, you assume the risk that they may not be appropriate for your specific situation and agree that you are solely responsible for any such use, including compliance with applicable law and with meeting any conditions of product warranties.