The LCN 4041 series has been designed to be used on metal or timber swinging commercial interior/exterior doors and is ideally suited for hospitals, educational, institutional and other high traffic applications.
The LCN 4041 series is a heavy duty non-handed surface mounted closer. A wide choice of options, mounting accessories and ease of installation offer maximum versatility.
Product Highlights:
- Application: Commercial General
- Handing: Non-handed
- Strength: Adjustable Strength: 1 to 6
- Arm Type: Regular Double Lever Regulating
- Controls: Closing Speed
- Latching Speed and Backcheck
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Body Material: Cast Iron
- Mounting: Regular
Flexibility
- Universal non-handed design that enables it to fit more applications with a single product
- Full ranges of mount and arm options, including hinge pull side, push side top jamb and push side parallel arm
- Adjustable spring sizes 1-6
Design Finishes
- Powder coat finish offered in standard colors and a large selection of optional custom colors
- Standard plastic cover and optional handed metal cover available
- Optional plated finish on metal cover, arm and fasteners
- Optional SRI primer for installations in corrosive conditions available with powder coat only
Quality and Durability
- Cast iron cylinder for rugged performance, longer life and maximum control
- Single-piece, heat-treated forged steel arms to withstand bending and breaking
- Heat-treated 1-1/2" diameter piston for extra hardiness and strength
- Double heat-treated steel pinion with 11/16” journal diameter for greater wear-resistance
- Full complement bearings with minimum 0.5” height that wear more evenly and are less susceptible to leakage
- All-weather Liquid X fluid for consistent performance through every season, regardless of temperature changes
- Independent speed adjustments for greater door control
- Non-PRV (pressure relief valve) design to minimize risk of property damage, injury, increased maintenance and liability exposure
- Updated! Redesigned snap-fit cover with patent-pending retention fit
- Powder coat finish that lasts longer than spray lacquer
Ease of Installation and Adjustment
- Tight tolerances in manufacturing for accuracy and precision
- Peel-n-stick template for quick and accurate installation
- Updated! LCN Green Dial to take the guesswork out of spring power adjustments
- Patent-pending positive stop to improve staking and prevent the screw from being backed out
- Patent-pending regulation valve indicators that add a visual reference for screw adjustment location
- Labeled regulation valves and diagram of door swing to make adjustments faster, easier and consistent
