Siemens Combustion LMV37.420A1 Control Unit 321894-706 Using it in a positive

Using it in a positive pressure system may result in improper seating or erratic gas flow

you restore the precise stroke and torque required for effective air volume control and mechanical fail-safe operations

OEM-Spec Fitment: Built on a standard 48 frame for direct-drop installation in compatible Trane and American Standard air handlers

ensuring compatibility with standard 120V or 24VAC coil configurations commonly found in the field

Siemens Combustion LMV37.420A1 Control Unit 321894-706 Using it in a positiveThe Siemens LMV37. 420A1 is a high performance, 110V microprocessor based burner management system engineered for the precise control and supervision of forced draft burners. Designed for medium to high capacity industrial and commercial heating applications, this combustion control unit integrates essential burner functions into a single digital platform, streamlining the interface between the burner and the mechanical components. As a key component