LCN 4113T Heavy Duty Door Closer with Single Lever Arm and Plated Finish

LCN 4113T Heavy Duty Door Closer with Single Lever Arm and Plated Finish

Professional Grade 1 Surface-Mounted Door Closer Solution

The LCN 4113T Heavy Duty Door Closer delivers professional-grade performance with Grade 1 ANSI/BHMA A156.4 certification for high-traffic commercial applications. This surface-mounted closer features a single lever arm design with cast iron cylinder construction and 1-1/2" diameter piston for reliable operation on interior doors up to 5'0" and exterior doors up to 4'0". The unit includes LCN's patented Green Dial Spring force indicator for precise adjustment and comes with optional plated finish on cover, arm and fasteners.

Professional Features & Benefits

• 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".
• Heavy-Duty Construction: Cast iron cylinder with full-complement bearing and 1-1/2" diameter piston provides exceptional durability for high-traffic installations.
• Grade 1 Performance: UL and cUL listed, meets ANSI/BHMA A156.4 Grade 1 standards for demanding commercial applications.
• Precision Adjustment System: LCN patented Green Dial Spring force indicator eliminates guesswork in force adjustment for optimal performance.
• All-Weather Reliability: All-weather fluid ensures consistent operation across temperature variations and environmental conditions.
• Enhanced Durability: Double heat-treated steel pinion journal construction for long-term reliability in demanding applications.
• Manufacturer Warranty: 30-year warranty provides exceptional coverage and confidence in product reliability.
• Premium Finish Options: Optional plated finish available on metal cover, arm and fasteners for enhanced appearance and corrosion resistance.

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 cylinder construction and double heat-treated steel components rated for Grade 1 performance. The comprehensive 30-year warranty demonstrates LCN's commitment to long-term durability and customer satisfaction. Engineered for demanding commercial applications where dependable performance and precise control are essential.

Product Documentation & Resources

• [Catalog] LCN Full Line Catalog