Lennox CBX25UH Installation Instructions

Pages 16

Year 2012

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Lennox CBX25UH Specification

The Lennox CBX25UH is an efficient air handler designed to optimize the performance of a home heating and cooling system. It features a high-efficiency direct-drive blower motor that adjusts airflow with precision to ensure consistent temperatures and enhanced comfort throughout the home. The air handler is engineered to work seamlessly with Lennox heat pumps and air conditioners, providing reliable and energy-efficient operation. Constructed with a fully insulated cabinet, the CBX25UH minimizes heat loss and maximizes energy efficiency by keeping the air temperature consistent. It is equipped with an antimicrobial drain pan that reduces moisture and inhibits the growth of mold and mildew, thereby improving indoor air quality. The unit supports a variety of applications with its multi-position design, allowing it to be installed in various configurations to accommodate different home layouts. With compatibility for dual-fuel systems, the CBX25UH offers the flexibility of pairing with a furnace for enhanced energy savings during colder months. Its robust construction ensures durability and longevity, maintaining optimal performance over time. The air handler is designed with ease of maintenance in mind, featuring easy access panels that simplify routine inspections and servicing. Overall, the Lennox CBX25UH stands out for its ability to deliver reliable, quiet, and efficient air distribution, making it a suitable choice for enhancing indoor comfort while optimizing energy use.

Lennox CBX25UH F.A.Q.

How do I change the air filter in the Lennox CBX25UH?

To change the air filter in the Lennox CBX25UH, first turn off the unit. Locate the filter compartment, usually found behind the return air grille. Remove the grille, take out the old filter, and insert a new one with the arrows pointing in the direction of airflow. Replace the grille and turn the unit back on.

What are the recommended maintenance practices for the Lennox CBX25UH?

Recommended maintenance for the Lennox CBX25UH includes regularly changing the air filters, cleaning the coils annually, checking the condensate drain for clogs, and scheduling professional inspections at least once a year.

How can I troubleshoot if the Lennox CBX25UH is not blowing air?

If the Lennox CBX25UH is not blowing air, check the thermostat settings, ensure the power supply is connected, and inspect the circuit breaker. If these are not the issue, consider checking the blower motor or contacting a professional technician.

What should I do if the Lennox CBX25UH is making unusual noises?

Unusual noises from the Lennox CBX25UH may be due to loose parts, debris in the blower fan, or motor issues. Turn off the unit and inspect for any visible issues. Tighten any loose parts and remove debris. If the noise persists, contact a professional service technician.

How do I reset the Lennox CBX25UH after a power outage?

To reset the Lennox CBX25UH after a power outage, turn off the thermostat, switch off the circuit breaker for the unit, wait for about 30 seconds, then turn the breaker back on and reset the thermostat to the desired settings.

What are the signs that the Lennox CBX25UH needs a coil cleaning?

Signs that the Lennox CBX25UH needs a coil cleaning include reduced airflow, increased energy bills, and the unit struggling to maintain the set temperature. Regular maintenance can prevent these issues.

Can I install the Lennox CBX25UH myself, or do I need a professional?

While the Lennox CBX25UH installation may seem straightforward, it is recommended to hire a professional to ensure proper setup, compliance with local codes, and optimal performance.

How often should I replace the air filter in my Lennox CBX25UH?

The air filter in the Lennox CBX25UH should be replaced every 1 to 3 months, depending on usage and environmental factors like dust or pet hair. Regular replacement ensures efficient operation and air quality.

Why is the Lennox CBX25UH blowing warm air instead of cold?

If the Lennox CBX25UH is blowing warm air, check the thermostat settings to ensure it's set to cool. Inspect the air filter and coils for dirt and ensure the refrigerant levels are adequate. If problems persist, contact a technician.

Is it normal for the Lennox CBX25UH to have water around the unit?

Some water around the Lennox CBX25UH is normal due to condensation. However, excessive water could indicate a clogged condensate drain or a leak. Ensure the drain is clear and inspect for leaks. If the issue continues, seek professional help.