Carrier 50DK400309 Exhaust Regulator 320788-702 which can cause intermittent fault

which can cause intermittent fault codes

ideally paired with an LG liquid-gas mixer to ensure a homogenous mixture and prevent high suction superheat

Utilizing solid-state reliability

deep pitting or damaged ceramic insulators require a full replacement of the 62390-002 assembly to ensure safety

Carrier 50DK400309 Exhaust Regulator 320788-702 which can cause intermittent faultThe Carrier 50DK400309 Exhaust Regulator is a critical OEM component designed to maintain precise atmospheric pressure and ventilation control within commercial rooftop units and heavy duty HVAC systems. As a veteran technician knows, managing exhaust air pressure is vital to preventing back drafting and ensuring the mechanical integrity of the heat exchanger. This genuine Carrier replacement part is engineered to withstand the high velocity discharge