Carrier HT01BD202 Transformer 320819-301 A 2-flash LED code indicates

A 2-flash LED code indicates that the module has entered a retry state

Ensure the valve body flange is clean and free of debris

Pressure switches are safety devices calibrated to specific blower and venting specs

Safety Compliance: Vital for meeting manufacturer safety protocols by preventing gas valve activation in the absence of a verified pilot or main burner flame

Internal Regulation: Allows for reliable performance even when powered by unregulated power supplies

Carrier HT01BD202 Transformer 320819-301 A 2-flash LED code indicatesThe Carrier HT01BD202 Transformer is a heavy duty OEM replacement part designed for reliable step down voltage conversion in commercial and residential HVACR systems. Engineering to convert 208 230V primary input to a stable 24V secondary output, this 75VA control transformer provides the necessary power for demanding low voltage circuits, including contactors, relays, and advanced control boards. Its robust 75VA rating offers a higher power capacity