Johnson Controls LVR27A-600 Damper Crankarm High-limit safeties are typically normally

High-limit safeties are typically normally closed (L-rating) and should not be replaced with an F-rated fan switch

this replacement damper clamp provides a secure

eliminating the risks associated with generic "one-size-fits-all" components

Can this part be used for both residential and commercial units

Common Questions What does the "R" in 632493R signify

Johnson Controls LVR27A-600 Damper Crankarm High-limit safeties are typically normallyThe Johnson Controls LVR27A 600 Damper Crankarm is a heavy duty linkage component engineered for precise airflow regulation in commercial HVAC systems. Designed for field installers and facility technicians, this crankarm is compatible with 7 16 inch or 1 2 inch diameter damper shafts, providing a secure, non slip mechanical connection. It features an adjustable crank radius ranging from 3 4 inch to 4 1 2 inches, allowing for the fine tuning of stroke