Description
The Lennox 20J98 is a fan limit control, which is a safety device in the HVAC systems. It protects the furnace by turning off the blower fan when the inside temperature reaches 210°F. This is to avoid the furnace and or causing extensive damages on the furnace. It is a 7-inch, 24V control that works with different kinds of Lennox HVAC equipment. As a result, the switch controls the airflow and avoids overloading; therefore, it makes a contribution to an effective and safe heating system of the furnace. A 7 inch refrigerator, utilizing the power of 24V, the 20J98 ensures proper flow of air and overheat prevention, thus ensuring a steady and efficient heating system.
