Lennox 18Y93 Relay Kit 30067439-890 heat-stabilized polymer that resists the

heat-stabilized polymer that resists the corrosive effects of stagnant condensate and maintains structural integrity under fluctuating plenum temperatures

Flexible Mounting: Compatible with bulb wells and packing nut assemblies for immersion or closed-tank installations

Verified Performance: Optimized for use with Robertshaw 780 Series modules for consistent burner sequencing

How do I test if the flame sensor is faulty

eliminating the risk of bypass leaks or improper drainage slopes during HVAC condensate pan replacement

Lennox 18Y93 Relay Kit 30067439-890 heat-stabilized polymer that resists theThe Lennox 18Y93 Delay Relay Kit is a critical OEM component designed to regulate blower motor timing and facilitate efficient sequence operations in commercial HVAC equipment. As a primary delay relay kit, the 18Y93 provides a fixed 45 second blower on delay and a 150 second blower off delay, ensuring the heat exchanger is adequately warmed before airflow begins and residual heat is fully utilized post cycle. This HVAC time delay relay is the factory