Carrier 48TM405268 Manifold Assembly 322838-753 Precision Calibration: The multi-turn adjustable

Precision Calibration: The multi-turn adjustable setpoint ensures accurate trip points for varying loads

Enhanced Thermal Stability: Built with premium materials to resist internal heat buildup

it features internal motor protection and a compact frame designed for precise fitment in tight cabinets

Lead-Free Compliance: Constructed from lead-free copper silicon alloy to meet federal safety standards for potable water

The SPDT switch typically uses the Red (Common) and Yellow terminals to close on a flow increase

Carrier 48TM405268 Manifold Assembly 322838-753 Precision Calibration: The multi-turn adjustableThe Carrier 48TM405268 Manifold Assembly is a critical OEM component designed for high tonnage Carrier rooftop units and packaged gas heating systems. Engineered for precise fuel distribution, this replacement gas manifold ensures balanced pressure across the burner bank to maintain optimal combustion efficiency. Constructed from heavy duty steel to withstand thermal cycling, it serves as the primary conduit for the gas heating section, connecting the