Lennox International Inc Merit CBX25UH Series, Lennox Air Handler RIGHT-HAND AIR Discharge

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5.If the unit is suspended, the entire length of the cabinet must be supported. If you use a chain or strap, use a piece of angle iron or sheet metal attached to the unit (either above or below) to support the length of the cabinet. Use securing screws no longer than 1/2 inch to avoid damaging the coil or filter. See figure 2. Use sheet metal screws to connect the return and supply air plenums as required.

RIGHT-HAND AIR DISCHARGE

For horizontal right-hand air discharge, the following field modifications are required.

1.Remove and set aside blower and coil access covers.

2.Remove bracket(s) securing pan(s) to unit as illustrated in figures 4 and 5.

3.Remove coil assembly, bottom drain pan and horizontal drain pan as one assembly from the air handler.

4.Move the horizontal drain pan to the opposite side of the coil. Be sure drain holes toward the back of the unit are plugged. Remove the plugs from the front drain pan ports.

5.Re-install modified coil/drain pan assembly in air handler in the same orientation as before (figures 6 and 7).

 

INSTALL BRACKET

 

SECURING MAIN

 

DRAIN PAN TO UNIT.

 

Figure 6. Install Main Drain Pan Mounting Bracket

 

(-018 through -036)

REMOVE BRACKET

 

SECURING MAIN

 

DRAIN PAN TO UNIT.

 

Figure 4. Remove Main Drain Pan Mounting Bracket

(-018 through -036)

 

REMOVE BRACKETS

 

SECURING BOTH

 

DRAIN PANS TO UNIT.

REMOVE BRACKETS

 

 

SECURING BOTH

 

DRAIN PANS TO UNIT.

 

Figure 7. Install both Horizontal and Main Drain Pan

 

Brackets (-042 through -060)

 

6. Remove two screws securing the blow-off prevention

Figure 5. Remove Horizontal and Main Drain Pan

bracket. Rotate the brackets 180º and reinstall using

Mounting Brackets (-042 through -060)

the same screws. See figure 8.

 

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CBX25UH SERIES

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Contents General Table of ContentsShipping and Packing List AIR Flow CBX25UH Unit Dimensions inches mmRequirements Installation ClearancesRefrigerant Metering Device InstallationUpflow Application Horizontal ApplicationsRemove two screws securing the blow-off prevention RIGHT-HAND AIR DischargeOverflow Drain Line Condensate DrainDuct System and Filters Install Condensate DrainSloping the Drain Test Condensate DrainSealing the Unit Connecting Refrigerant LinesInstalling Duct System Volt Conversion Electrical ConnectionsChange Blower Speed Airflow Cooling Blower SpeedChanging Blower Speed Operation Check-out ProceduresRepairing Damaged Insulation MaintenanceCabinet Insulation Emergency Heat Heating Heat PumpStart-Up and Performance Checklist Upflow Configuration Start-Up and Performance Checklist Horizontal Configuration

Merit CBX25UH Series, Lennox Air Handler specifications

Lennox International Inc is a leading provider of innovative HVAC systems, and among its standout products is the Merit CBX25UH Series, an advanced air handler designed to enhance indoor comfort while ensuring energy efficiency. This series is specifically designed for use with the Lennox cooling and heating systems, making it an ideal choice for homeowners seeking versatile climate control solutions.

One of the primary features of the Merit CBX25UH Series is its multi-position installation capability, allowing it to be configured for upflow, downflow, or horizontal airflow. This flexibility makes it suitable for a wide range of home layouts and needs. The series is designed for use with a variety of Lennox outdoor units, ensuring seamless integration into existing HVAC systems.

The air handler is equipped with a high-efficiency blower motor that optimizes airflow, enhancing indoor comfort while minimizing energy consumption. This variable-speed blower motor not only operates quietly but also adjusts airflow based on the specific heating or cooling demands of the home. This feature significantly improves energy efficiency, helping homeowners save on utility bills while reducing their environmental impact.

Another key technology in the Merit CBX25UH Series is its SmartLynx™ communicating technology, which allows for efficient communication between the air handler and other HVAC components. This advanced communication ensures that the system operates at peak performance, providing consistent and reliable heating and cooling throughout the space.

The CBX25UH also boasts a durable cabinet that offers excellent insulation, minimizing energy loss and enhancing overall system efficiency. The cabinet's design reduces noise levels, contributing to a more peaceful indoor environment. Additionally, the air handler features a robust filtration system that helps maintain indoor air quality by capturing dust and allergens, ensuring a healthier living space.

Lastly, the Merit CBX25UH Series is backed by Lennox’s renowned reliability and quality. Homeowners can have peace of mind knowing they are investing in a product designed to deliver dependable performance for years to come. Overall, the Merit CBX25UH Series is a top choice for those seeking a powerful, efficient, and flexible air handling solution within their HVAC system.
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