LCN 5031 Pacer Concealed Heavy Duty Double Lever Arm Door Closer with Powder Coat Finish

LCN 5031 Pacer Concealed Heavy Duty Double Lever Arm Door Closer with Powder Coat Finish

Professional Concealed Door Closer for Aluminum Frame Applications

The LCN 5031 Pacer is a heavy-duty concealed door closer engineered for installation in narrow aluminum transoms with minimum 1-3/4" depth requirements. This Grade 1 certified closer features a forged steel double-lever arm design with 1-1/8" diameter piston and cast iron cylinder construction. Meeting ANSI/BHMA A156.4 Grade 1 standards and ADA reduced opening force requirements, this closer provides superior door control with separate regulation of general closing speed and latching speed.

Professional Features & Benefits

• Narrow Frame Compatibility: Designed to fit in minimum 1-3/4" aluminum transom with 4" tube dimensions for space-constrained installations.
• Heavy-Duty Construction: Cast iron cylinder with one-piece forged steel piston and 1-1/8" diameter piston for exceptional durability and performance.
• Superior Door Control: Forged steel double-lever arm with roller assembly provides smooth, quiet operation with arm joints and shoe that adapt to uneven trim.
• Independent Speed Control: Separate regulation of general closing speed and latching speed with spring power adjustments independent for either swing direction.
• Grade 1 Certification: UL and cUL listed for self-closing doors without hold-open, tested and certified under ANSI/BHMA A156.4 Grade 1 standards.
• ADA Compliance: Meets American Disabilities Act reduced opening force requirements for accessible door operation.
• All-Weather Performance: Features all-weather fluid and tamper-resistant regulating screws for reliable operation in various environmental conditions.
• Extended Warranty: Backed by 15-year limited 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 cylinder construction and forged steel components rated for demanding commercial applications. The 15-year limited warranty demonstrates LCN's commitment to long-term performance. Engineered for demanding commercial applications where dependable door control and ADA compliance are essential.

Product Documentation & Resources

• [Catalog] LCN Full Line Catalog