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A standout feature for any technician is the integral vent limiting orifice
providing the precise magnetic force required to move the pilot valve and shift the slide assembly between heating and cooling modes
ensuring the orifice diameter remains constant over time
The Honeywell Q4100C9056 is a professional-grade silicon carbide hot surface igniter engineered for high-performance service replacement in 120 VAC gas-fired systems
proactive replacement is recommended during annual maintenance if the signal strength is marginal
KMC Controls VTD-9424 Diaphragm A standout feature for anyThe KMC Controls VTD 9424 is a professional grade 4 inch pneumatic replacement diaphragm designed for high precision HVAC actuator maintenance. Engineered specifically for use with KMC MCP 8031 series actuators and similar pneumatic valve controllers, this neoprene diaphragm ensures consistent pressure response across a standard 0 to 20 psi operating range. With an effective area of 8 square inches and a 1 11 16" stroke, the VTD 9424 provides the