Norton Rixson 73 Series Center Hung Double Acting Overhead Concealed Door Closer with Cover Plate - 250 lbs Capacity

Norton Rixson 73 Series Center Hung Double Acting Overhead Concealed Door Closer with Cover Plate - 250 lbs Capacity

Professional Overhead Concealed Door Closer Solution

The Norton Rixson 73 Series Overhead Concealed Door Closer delivers professional-grade door control for interior and exterior applications up to 250 lbs. This double-acting, center-hung closer features heavy-duty cast iron construction with adjustable 2-4 spring configuration and accommodates aluminum, hollow metal, or wood frames. ANSI/BHMA A156.4 Grade 1 certified with all-weather fluid rated from -40°F to 150°F for reliable performance in demanding commercial environments.

Professional Features & Benefits

• Heavy-Duty Door Capacity: Supports doors up to 250 lbs with adjustable 2-4 spring system for larger doors or 1-3 spring configuration (PH73) for lighter opening force and ADA compliance.
• Versatile Frame Compatibility: Designed for use with aluminum, hollow metal, or wood frames with appropriate mounting hardware included for each application.
• All-Weather Performance: Special fluid formulation accommodates temperature range from -40°F to 150°F for reliable operation in exterior and interior installations.
• Heavy-Duty Cast Iron Construction: Durable closer body with 270° pivot set included provides long-lasting performance in high-traffic commercial applications.
• Independent Speed Control: Separate adjustable valves for latch, closing, and backcheck speeds allow precise tuning for optimal door operation.
• Concealed Installation: Overhead concealed design with dress cover plate provides aesthetically appealing door control with minimal visual impact.
• Optional Hold Open: Hold open capability available by adding hold open assembly to track (specify 73H) with 95° maximum hold open angle.
• Manufacturer Warranty: 15 Year Limited warranty for added confidence and protection in commercial installations.

Technical Specifications

• ADA Compliant: Yes
• ANSI/BHMA: ANSI/BHMA A156.4, Grade 1
• Commercial/Residential: Commercial
• Cover Type: Dress Cover Plate
• Department: Door Hardware
• Door Swing: Double Acting
• Door Weight: 250 lbs.
• Duty Level: Heavy Duty
• Grade: Grade 1
• Hang Type: Center Hung
• Hold Open Feature: No
• Mounting Detail: Center Hung
• Product Category: Door Controls
• Product Group: Door Controls
• Product Subgroup: Door Closers - Overhead Concealed
• Product Type: Overhead Concealed Door Closers
• Series: 73 Series
• Spring Type: Adjustable Size
• Subcategory: Overhead Concealed Closers
• Traffic Rating: High Traffic
• Warranty: 15 Year Limited

Installation & Operation

1. Review manufacturer specifications and verify door preparation requirements including door thickness, frame type, and weight capacity compatibility for this overhead concealed closer.
2. Use manufacturer-provided templates to mark mounting hole locations accurately on door header and frame surfaces for center-hung installation.
3. Prepare door and frame by drilling required holes and routing as specified in manufacturer instructions, ensuring proper clearance for closer body and pivot mechanism.
4. Install closer body in door header and secure pivot assembly to frame per manufacturer torque specifications, ensuring proper alignment of center-hung mechanism.
5. Adjust spring tension (2-4 springs for standard applications or 1-3 springs for ADA compliance) and set independent speed control valves for latch, closing, and backcheck functions.
6. Test door operation through full double-acting range of motion and verify proper closing force and speed. Make final adjustments as needed and install dress cover plate. 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 Norton Rixson Quality?

Norton Rixson 73 Series door closers deliver professional-grade reliability with heavy-duty cast iron construction rated for doors up to 250 lbs and ANSI/BHMA A156.4 Grade 1 certification. The 15 Year Limited warranty and all-weather fluid formulation ensure dependable performance from -40°F to 150°F. Engineered for demanding commercial applications where concealed aesthetics and reliable door control are essential.