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making it a critical part of the Maxitrol spring selection chart for high-capacity applications such as main burner or pilot load regulation
Optimized Performance: Operates at a 24 VDC coil rating
For fan-on applications
With a 425
matching the correct orifice size is vital to prevent over-pressurization and ensure the internal relief valve (IRV) functions within its design parameters
Honeywell 312471 Spring 30067439-890 making it a critical partThe Honeywell 312471 is a high performance replacement pneumatic actuator spring specifically engineered for 13 inch MP953A, MP953C, and MP953E series actuators. As a critical component in proportional control systems, this white spring provides a precise 4 11 PSI operating range, ensuring accurate valve positioning for steam, hot water, or chilled water applications. Designed for industrial grade durability, it maintains consistent tension to
