failure to initiate the ignition sequence

common in Trane and American Standard rooftop units and commercial split systems

or the system throwing an "airflow" or "open pressure switch" error code on the control board

Rated for 250V AC

Bard EHWA05-A05B Heat Kit 320734-701 failure to initiate the ignitionThe Bard EHWA05 A05B is a 5kW electric heater package specifically engineered for compatibility with Bard wall mount air conditioners and heat pumps. This field installable heat kit utilizes high grade open wire heating elements to provide reliable supplemental or primary heating in commercial and industrial applications. Designed for 208 230V single phase operation, the assembly includes a manual reset thermal cutout and integrated circuit breakers