00" WC setpoint error

Frequent causes include restricted airflow over the heat exchanger

Can I use this switch in both 120V and 240V systems

allowing for rapid replacement or service without breaking the hydronic seal

While light carbon can be cleaned with an emery cloth

Carrier 48TMHSRAP--A00 Harness Assembly 318973-401 00" WC setpoint errorThe Carrier 48TMHSRAP A00 Harness Assembly is a critical OEM replacement component designed for PAC control communication in Carrier rooftop units. As a factory authorized part, this control harness assembly ensures precise signal transmission between the main integrated controller and the PAC board, maintaining system logic for heating and cooling cycles. High vibration environments in packaged HVAC units can often lead to wire chafing or pin