3000 Series Door Closer - Page 3

• Non-handed: installs on doors of either hand.
• Aluminum Alloy Shell: lightweight, with proven durability.
• Rack & Pinion Operation: assures smooth power transmission thru entire opening and closing cycles.
• Adjustable Closing Speed: independent regulating valve; hex-key operated.
• Non-Critical Valves: all control valves are non-critical; operated by a 1/8'' hex-key.
• Positive Alignment Main-Arm Broach: arm markings & pinion configuration help assure proper arm installation.

Additional Features

• Adjustable  Backcheck Cushioning: independent regulating valve; hex-key operated.

• Adjustable Delayed Action Closing: delays closing at any point beyond 70° of door opening; for handicapped or wheeled traffic; this feature is available along with backcheck cushioning for all 3000 Series Closers.
• 50% Spring Power Adjustment: for sized full-feature closers power is adjustable up to 50% over minimum closing force for each closer size. Closer is shipped at lowest setting.
• Multi-size Power adjustment: for multi-size full feature closers the spring power is adjustable through a range of closer sizes; normal power range...sizes 2 thru 6, 3301, 3501 Series; barrier code power range... sizes 1 thru 4, 3301 BF,3501 BF Series.
• Low Profile Arm: requires only 1'' of ceiling clearance for regular arm and reduces the top rail requirement for parallel arm. Non-hold-open only. Order 3080, 3180, 3280, 3380, 3381 (BF), 3480 or 3581 (BF).
• No Cover: 3000 and 3100 Series only.
• Slim Cover: molded; supplied with 3200, 3300, 3301, 3301BF Series.
• Full Cover: molded, supplied with 3400, 3500, 3501, 3501BF Series.
• Full Metal Cover: available in sprayed or plated finished, suffix ''M'' to the List Number for 3400 or 3500 Series only.

Functions

• Non-Hold-Open Arm: closer normally supplied non-hold-open.
• Hold-Open Arm: with templating adjustable for 90° to 180° hold-open.
• Fusible-Link Hold-Open-Arm: handed; with templating adjustable for 90° to 180° hold-open; 125° F (52°C) melting point; order 3010F, 3110F, 3210F, 3410F or 3510F.