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Lennox 12W78 Drain Pan

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Special Price $586.74 Regular Price $651.28
Out of stock
SKU
12W78
The Lennox 12W78 Drain Pan is a condensate collecting element that is applied in residential and light commercial HVAC systems. It is mainly used to collect and channel condensation that is generated by the evaporator coil in the cooling process. This mechanism is based on a sloped pan design which direct the collected water to a drain outlet which is linked to the condensate drainage line. Installation is placed under the evaporator coil in the air handler or furnace cabinet. In the air conditioning systems, the drain pan assists in condensate removal process, aiding in appropriate moisture regulation and avoiding the presence of water in the equipment.
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Refrigeration & Cooling, Condensate Drain Pans
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Product Questions (2)
Customer Questions
What maintenance is required for the Lennox 12W78 Drain Pan?

Regularly inspect the drain pan for standing water or debris to prevent clogs and overflow. Clean the pan using mild soap and water, ensuring the drain hole remains unobstructed. Check for cracks or corrosion and wear protective gloves during handling.

What are common issues with the Lennox 12W78 Drain Pan?

  • Clogging of the drain hole.
  • Corrosion or rust in metal pans.
  • Cracks or leaks from physical damage.
  • Improper fit causing water spillage.

Installation Steps

Step 1: Turn off and unplug the HVAC system before starting work.

Step 2: Remove the existing drain pan carefully, ensuring no water spills.

Step 3: Clean the area where the new pan will sit.

Step 4: Place the drain pan in position, ensuring it aligns properly with the drain outlet.

Step 5: Secure the pan if mounting hardware is required.

Step 6: Reconnect any drain lines and test by pouring a small amount of water to confirm flow.