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Lennox 99W42 5-Tube Heat Exchanger 108K BTUH Aluminum

Special Price $1,295.28 Regular Price $1,437.76
In stock
SKU
99W42

An integral part of HVAC setups, the Lennox 99W42 108K Btuh Al 5Tube Heat Exchanger is purposefully crafted to enable the efficient exchange of heat between different mediums. This heat exchanger operates by transferring thermal energy from hot gases to the surrounding air, thereby heating it. Typically integrated into furnaces, the 99W42 Heat Exchanger plays a critical role in the heating process by efficiently transferring heat from combustion gases to the air circulated throughout the building. Through its efficient heat capture and distribution mechanisms, it guarantees ideal comfort conditions in both residential and commercial environments. Additionally, the advanced design and construction of the 99W42 Heat Exchanger contribute to improved energy efficiency and system performance, ultimately reducing operating costs and enhancing the lifespan of HVAC equipment.

Manufacturer:
https://www.partshnc.com/media/catalog/product/9/9/99w42_.jpg
Manufacturer Name: Lennox
Product Number: 99W42
OEM Part Number: 99W42
Product Description: 108K Btuh Al 5Tube Heat Exchan
Weight:140lbs/63502.88g

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Customer Questions
What maintenance is required for the Lennox 99W42 Heat Exchanger?

Regularly inspect the heat exchanger for corrosion, cracks, or buildup. Clean debris from the tubes and ensure proper airflow. Maintenance prevents efficiency loss and potential leaks. Always follow safety precautions when handling hot or sharp components.

What are common issues with the Lennox 99W42 Heat Exchanger?

  • Cracks or leaks in the aluminum tubes.
  • Reduced heat transfer efficiency.
  • Corrosion from moisture or chemical exposure.
  • Uneven heating or cold spots in the system.

Installation Steps

Step 1: Turn off all power sources and allow the unit to cool completely.

Step 2: Remove access panels to reach the existing heat exchanger.

Step 3: Disconnect any attached pipes or fittings carefully, noting their positions.

Step 4: Unscrew and remove the old heat exchanger, keeping hardware organized.

Step 5: Install the new heat exchanger, reconnecting all fittings securely.

Step 6: Check for leaks or loose connections before restoring power.

Step 7: Test the system to ensure proper operation and safety.