this is a 24VAC low-voltage control specified for standard heat pump systems

How do I test if the board is initiating a defrost cycle

For additional protection against job site drops

Manual Operating Lever: Features a position indicator to facilitate field testing and system commissioning

10" outside diameter and a 1 1/8" fixed bore

KMC Controls CSC-3017-16 VAV Controller Freon this is a 24VAC low-voltageThe KMC Controls CSC 3017 16 VAV Controller is a high precision, sub master pneumatic volume reset controller designed for terminal units in commercial HVAC systems. This pneumatic VAV reset volume controller is functionally identical to the CSC 3011 10 but utilizes a bracketless design and arrives without an external logo for a streamlined, low profile installation. It features an adjustable differential pressure range of 0 to 1" wg and a factory