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LENNOX ML193 HIGH EFFECIENCY GAS FURNACE Yearly Maintenance

The LENNOX ML193 HIGH EFFECIENCY GAS FURNACE Yearly Maintenance Form is used to check your equipment's performance. This form is sectioned by the different parts of the equipment with individual checkists for thorough inspection ensuring not just performance but safety for both your company and employees.
MaintainX
04/26/2021

LENNOX ML193 HIGH EFFECIENCY GAS FURNACE Yearly Maintenance

The LENNOX ML193 HIGH EFFECIENCY GAS FURNACE Yearly Maintenance Form is used to check your equipment's performance. This form is sectioned by the different parts of the equipment with individual checkists for thorough inspection ensuring not just performance but safety for both your company and employees.

    A licensed professional service technician (or equivalent) should inspect the complete system each season (heating and cooling). The following maintenance procedures should only be conducted by a licensed professional service technician (or equivalent). D

    WARNING: ELECTRICAL SHOCK, FIRE, OR EXPLOSION HAZARD. Failure to follow safety warnings exactly could result in dangerous operation, serious injury, death or property damage. Improper servicing could result in dangerous operation, serious injury, death, o

    Venting System

    WARNING: Asphyxiation Hazard The exhaust vent for this furnace must be leak−free and must be securely connected to the furnace flue collar at all times. For your safety and to fulfill the terms of the limited warranty, a licensed professional service tech

    Annually (before heating season) inspect furnace venting system, vent cap, heat exchanger, and burners for corrosion, deterioration, or deposits of debris. Remove any obstructions.

    Blower

    WARNING: The blower access panel must be securely in place when the blower and burners are operating. Gas fumes, which could contain carbon monoxide, can be drawn into living space resulting in personal injury or death.

    Burner Flame

    CAUTION: To ensure proper operation, a licensed professional service technician (or equivalent) should check the burner flame and conduct a combustion analysis annually.

    Electrical

    Motor Nameplate

    Actual

    Service Reminder

    Call your Lennox service technician if the unit will not operate. Before calling, always check the following to be sure service is required:

    Record the model and serial number of the furnace. These numbers are on the unit nameplate, which is located on the blower deck below the combustion air inducer.

    Serial Number

    Model Number

    You should expect a service technician to check the following items during an annual inspection. Power to the unit must be shut off for the service technician’s safety.

    Fresh air grilles and louvers (on the unit and in the room where the furnace is installed)

    Burners

    Vent pipe

    Unit appearance

    Must be inspected for

    Blower access door

    Return air duct

    Operating performance

    Combustion gases

    Pay attention to your furnace

    Repair Parts List

    The following repair parts are available through Lennox dealers. When ordering parts, include the complete furnace model number listed on the CSA International nameplate −− Example: ML193UH045P36B. All service must be done by a licensed professional insta

    Cabinet Parts

    Control Panel Parts

    Blower Parts

    Heating Parts

Source: Lennox

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