Johnson Controls D-9502-610 Positioner Spring

The Johnson Controls D-9502-610 Positioner Spring is a critical calibration component engineered specifically for field integration with D-3244 Series pneumatic actuators. As a veteran technician knows, maintaining precise control over damper positioning requires a reliable feedback mechanism, and this replacement spring is the key to restoring factory-spec accuracy to your D-9502 pneumatic positioner assembly. Designed to facilitate dynamic stabilization, the D-9502-610 ensures that the actuator maintains its intended stroke relative to the controller's output signal, preventing hunting or sluggish response in HVAC pneumatic control systems.

When performing a rebuild or troubleshooting a damper actuator positioner, replacing a fatigued or damaged spring is essential for ensuring the operating span and starting point remain consistent. This spring is manufactured to the exact tension requirements needed for the D-3244 actuator, allowing for seamless linear communication between the positioner relay and the actuator diaphragm. Proper installation ensures optimized sequential control and prevents the overshoot often seen in aged pneumatic hardware.

• D-3244 Actuator Compatibility: Purpose-built for Johnson Controls D-3244 models, ensuring no-drift performance.
• Pneumatic Control Precision: Enables accurate positioner spring tension for sensitive relay feedback loops.
• System Stability: Reduces actuator oscillation and restores the pneumatic damper positioner to its original calibration.
• Rugged Construction: Built for the high-cycle demands of commercial air handling units and industrial dampers.

• Can this spring be used on D-3246 actuators? No, while similar in appearance, the D-3246 requires the D-9502-612 spring. The D-9502-610 is specifically calibrated for the stroke and force of the D-3244 series.
• How do I verify the span adjustment? Attach the spring to the designated hole in the positioner lever arm as specified in your technical data sheet to match your desired PSI operating range.
• Is this compatible with the D-9502-9 mounting kit? Yes, this spring is the standard replacement for positioners mounted on the D-3244 series, including field-installed kits.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.