This tubing is technically rated at 90 PSI

Frequent opening typically indicates restricted airflow from a dirty filter

the primary limit switch may be open

protecting the integrity of the heat strip assembly and minimizing mechanical stress on the blower motor

technicians should verify that the draft inducer is pulling sufficient vacuum to satisfy the 1

Bard HVAC 8401-006BX Contactor This tubing is technically ratedThe Bard HVAC 8401 006BX is a 24V coil contactor designed for dependable switching in residential and light commercial HVAC systems. Built for consistent performance, this 2 pole 20 amp contactor handles compressor and fan motor loads with stable engagement and minimal contact wear. Its a direct fit replacement commonly used in Bard wall mount units and compatible systems requiring a HVAC contactor 24V coil configuration. The compact design allows for