Violet Color Coding: Permanent color-coded identification ensures quick field verification and prevents installation of incorrect pressure ranges

Includes Thermometer

OEM Precision: Specifically calibrated for Amana-Goodman control boards to prevent false diagnostic codes

OEM Compatibility: Exact replacement for Berko and Marley systems

Johnson Controls T-4002-5018 Dial Violet Color Coding: Permanent color-codedThe Johnson Controls T 4002 5018 is a high precision external set point dial engineered for integration with T 4000 Series pneumatic thermostats. This specific component is optimized for vertical mounted thermostats, providing a rugged, Fahrenheit scale interface (marking 55 to 85F) for field adjustments without removing the protective instrument cover. This kit includes the dial, a pointer, and a captivated dial holding screw, ensuring a secure fit