this dual-run component is a critical upgrade for systems formerly utilizing part numbers 100335-06 or 89M7401

protecting critical equipment

Key Benefits Precise Superheat Control: Maintains exact refrigerant levels in the evaporator to prevent compressor floodback and improve system efficiency

Is this copper float suitable for boiling water

the final manifold pressure should be set between 10

Carrier LH33WZ020 Ignitor 319848-301 this dual-run component is aThe Carrier LH33WZ020 Ignitor is a critical engineering component designed for high precision gas ignition in commercial and industrial HVACR platforms. This factory authorized part is manufactured to strict OEM tolerances, providing a 24V single phase spark initiation that ensures consistent burner light off across a range of heavy duty rooftops and furnaces. Unlike generic hot surface alternatives, the LH33WZ020 ignition assembly is a direct fit