LCN 4024T Heavy Duty Door Closer with Single Lever Arm and Plated Finish

LCN 4024T Heavy Duty Door Closer with Single Lever Arm and Plated Finish

Professional Surface-Mounted Door Closer Solution

The LCN 4024T is a cast iron heavy duty door closer engineered for interior high-traffic conditions. This Grade 1 certified device features a robust 1-1/2" diameter piston with full-complement bearing construction and comes with plated finish options for enhanced durability and appearance. Designed for doors up to 5'0" interior and 4'0" exterior applications, this closer meets ANSI/BHMA Grade 1 standards and includes LCN's patented Green Dial Spring force indicator for precise adjustment.

Professional Features & Benefits

• Heavy-Duty Cast Iron Construction: Cast iron cylinder with full-complement bearing and double heat-treated steel pinion journal provides exceptional durability for demanding commercial applications.
• Large Diameter Piston: 1-1/2" diameter piston delivers superior closing force and control for consistent door operation in high-traffic environments.
• Door Size Compatibility: Sized cylinders accommodate interior doors to 5'0" and exterior doors to 4'0", with non-sized cylinder adjustable for interior doors to 4'6" and exterior doors to 3'6".
• Grade 1 Certification: Tested and certified under ANSI/BHMA A156.4 Grade 1 standards for professional-grade performance and reliability.
• All-Weather Fluid System: Engineered with all-weather fluid for consistent operation across temperature variations and environmental conditions.
• Green Dial Spring Force Indicator: LCN patented Green Dial system eliminates guesswork in spring force adjustment for optimal door control.
• Plated Finish Options: Optional plated finishes available on metal cover, arm, and fasteners for enhanced corrosion resistance and aesthetic appeal.
• Manufacturer Warranty: Backed by LCN's comprehensive 30-year warranty for long-term confidence and protection.

Technical Specifications

• Refer to manufacturer documentation for complete technical specifications.

Installation & Operation

1. Review manufacturer specifications and verify door preparation requirements including door thickness, stile width, and handing as applicable to this product.
2. Use manufacturer-provided templates to mark mounting hole locations accurately on door and/or frame surfaces.
3. Prepare door and frame by drilling required holes and routing as specified in manufacturer instructions.
4. Install all mounting hardware and secure the device to door and frame per manufacturer torque specifications.
5. Adjust operational components for proper alignment, latching, and smooth operation throughout the full range of motion.
6. Test device operation to verify proper function and make final adjustments as needed. Refer to manufacturer documentation for complete installation details and troubleshooting.

Professional Applications

• Commercial Office Buildings
• Educational Facilities
• Healthcare Institutions
• Retail Establishments
• Industrial and Warehouse Facilities
• Multi-Tenant Residential Properties
• Government and Municipal Buildings

Why Choose LCN Quality?

LCN door closers deliver professional-grade reliability with cast iron construction and precision-engineered components designed for demanding commercial applications. The comprehensive 30-year warranty demonstrates LCN's commitment to long-term performance, while Grade 1 certification ensures compliance with the highest industry standards for durability and function.

Product Documentation & Resources

• [Catalog] LCN Full Line Catalog