Trane CNT4990 Pressure Control 326058-755 System Protection: Acts as a

System Protection: Acts as a primary furnace safety switch to prevent overheating and potential structural damage to the heat exchanger

Where is this freeze stat typically mounted

What is the purpose of the double diaphragm in this model

The Nordyne M0081904R Motor is a precision-engineered OEM replacement blower motor designed for high-efficiency operation in residential and light commercial HVAC systems

Key Benefits Universal Compatibility: Specifically designed for Honeywell MS and MN Series Actuators and compatible with common hole patterns from Barber-Colman

Trane CNT4990 Pressure Control 326058-755 System Protection: Acts as aThe Trane CNT4990 is a high precision HVAC air pressure control switch engineered for critical monitoring in residential and light commercial systems. This OEM Trane replacement part features a fixed set point of 0. 26" WC, making it a vital safety component for sensing draft in inducer fan assemblies and ensuring proper airflow before ignition. With its SPST (Single Pole Single Throw) contact configuration, the CNT4990 provides reliable circuit