Surface mounted closer

SC70A Series

Overview

The heavy-duty SC70A Series is built for busy commercial and institutional applications that require reliability and easy maintenance. With a variety of mounting options, arm types and installation accessories available, the SC70A Series is suitable for a variety of applications, including interior or exterior doors in schools, retail shops, restaurants, offices and apartment complexes.

Cylinder

SC71A-3017

Single piece cast aluminum cylinder assembly

Handing Sizing

Non-handed Adjustable spring size 1-6

Available cylinder options

DEL Delayed action cylinder

Mounting

Hinge (pull side) Top jamb (push side)

Parallel arm (push side)

Finishes Covers

Powder coat finishes Standard cover

Brass

689 Aluminum

Dark Bronze

SC70A-72 Full plastic cover Non-handed

Metal plate finishes

622 Matte Black

Arms

SC70A-3077PA

Regular arm

• Non-handed
• Adjustable forearm assembly for range of door and frame reveal conditions
• Mounts hinge side, top jamb or parallel arm
• PA shoe allows install in a parallel arm configuration

SC70A-3049PA

Hold-open arm

• Non-handed
• Adjustable forearm assembly for range of door and frame reveal conditions
• Mounts hinge side, top jamb or parallel arm
• PA shoe allows install in a parallel arm configuration
• Optional

SC70A-3077HD Heavy duty regular arm

• Non-handed
• Stamped, heavy duty, parallel arm for use in high-traffic applications
• Optional

SC70A-3077DS

Dead stop arm

• Non-handed
• Stamped, heavy duty, parallel arm
• Includes positive mechanical stop and non-adjustable forearm assembly for potentially abusive installations
• Optional

SC70A-3049DS Dead stop hold-open arm

• Non-handed
• Stamped, heavy duty, holdopen parallel arm
• Includes positive mechanical stop and non-adjustable forearm assembly for potentially abusive installations
• Includes a manually selective hold-open function
• Optional

SC70A-3077SS Spring-n-stop arm

• Non-handed
• Extra heavy-duty, forged parallel
• Integral spring stop and nonadjustable forearm assembly for potentially abusive installation conditions
• Optional

SC70A-3049SS

Spring-n-stop hold-open arm

• Non-handed
• Extra heavy-duty, forged parallel arm
• Integral spring stop and nonadjustable forearm assembly for potentially abusive installation conditions
• Includes manually selective hold-open function
• Optional

SC70A-3077FA

• Forged arm Non-handed
• Extra heavy-duty arm with parallel arm bracket
• Forged steel main arm and forearm for maximum durability in potentially abusive applications
• Parallel arm (PA) bracket is a permanent feature, requiring parallel arm type configuration with installation on "push" side
• Optional

Arms

SC70A-3049FA

Forged arm with hold open

• Left or right handed
• Extra heavy-duty arm with parallel arm bracket that incorporates a hold open feature
• Includes forged steel main arm and forearm for maximum durability in potentially abusive applications
• Parallel arm (PA) bracket is a permanent feature, requiring parallel arm type configuration with installation on "push" side
• Optional

Installation accessories

SC70A-30 Soffit shoe support

Anchorage for fifth screw used with soffit shoe, where reveal is less than 3 1/16" (78mm)

SC70A-61 Blade stop spacer

Required to lower parallel arm shoe to clear 1/2" (13mm) blade stop

SC70A-62A Auxiliary shoe

• Requires top rail of 7" (178mm)
• PA shoe replacement for parallel arm mounting of regular arm with overhead holder/stop
• Optional

SC70A-72 Cover

Standard, non-handed, full plastic cover encloses the closer body

SC70A-18 Plate

• Required for hinge side mount where top rail is less than 3 7/8" (98mm)
• Required for top jamb mounting where head frame is less than 3 7/8" (98mm)

SC70A-18PA Plate

• Required for parallel arm mounting where top rail is less than 6" (152 mm), measured from stop
• Plate requires 1 3/4" (44mm) minimum top rail, measured from stop

Fasteners

Comes standard with universal screw pack (UNIV), including self reaming and tapping screws

Dimensions and mounting

SC70A Series hinge (pull side)

SC70A Series top jamb (push side)

SC70A Series parallel (push side)

Dimensions and mounting

SC70A Series heavy duty (parallel)

SC70A Series dead stop HO (parallel)

Specifications

Accessibility	Available with less than 5.0 lbs. opening force on 36" door
Certifications/	ƒ Grade 1 ANSI/BHMA A156.4
approvals	ƒ UL10C and UBC 7-2 (1997)
	ƒ Meets the American Disabilities Act (ADA)
Degree of	Hinge (pull side) mount
operation	Max opening:	180°
	Hold open:	Hold Open point is adjustable, up to 180°
	Top jam (push side) mount
	Max opening:	180°
	Hold open:	Adjustable up to 180°
	Parallel arm
	Max opening:	180°
	Hold open:	Adjustable up to 180°
	Heavy duty arm
	Max opening:	180°
	Hold open:	"Heavy Duty" hold open is not available.
	Dead stop HO arm
	Max opening:	110°
	Hold open:	85°, 90°, 95°, 100°, 105°, 110° (not adjustable)
Environmental	ƒ Approved for interior use
conditions	ƒ Standard all weather fluid
	ƒ Separate adjustable general speed, latch speed and backcheck
Warranty	10 years
Standard	ƒ 1 1 ⁄2" diameter heat treated steel piston
features	ƒ Double heat-treated pinion