Locate the Smart/Learn Button
If your brackets are already installed
and fast results when winding or unwinding a spring
These winding bars are used to adjust the tension of garage door springs
Commercial Garage Door Touch-Up Spray Paint 12oz - 400/500 Series White Exclude-Feed Locate the Smart/Learn ButtonCommercial Garage Door Touch Up Spray Paint 12oz For use with Commercial 400 and 500 series Overhead Garage door models. Please note: Returns are not accepted on this item. Compatibility Compatible with Thermacore Series Commercial door models: 416, 418, 420, 422, 424, 426, 430, 432, 591, 592, 593, 596, 599 White was used on all the Thermacore commercial door models.