Norton Rixson 1600 Series Door Closer 1680 1681 Narrow Profile Non Hold Open Installation Instructions_80-9316-2536-020

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1680 Series Narrow Profile Non-Handed Door Closer

Arm Models 1681, 1683BC, and 1684BC Installation Instructions

Non-hold Open arm models, adjustable size 1-6 (model 1681 b ) and size 3 & 4 (models 1683BC and 1684BC).

This product can expose you to lead which is known to the state of California to cause cancer and birth defects or other reproductive harm.

For more information go to: www.P65warnings.ca.gov.

READ AND FOLLOW ALL INSTRUCTIONS. SAVE THESE INSTRUCTIONS.

ASSA ABLOY

ATTENTION:

An incorrectly installed or improperly adjusted door closer can cause property damage or personal injury. These installation instructions should be followed to avoid the possibility of misapplication or misadjustment.

For special applications, a separate door and frame preparation template is packed with these instructions. Use this instruction sheet for installation sequence and closer adjustments only.
Doors should be hung on ball bearing or anti-friction hinges.

1680 Series Non-Hold Open Closer

A separate door stop is recommended.
Always consult door/frame manufacturer for fastener compatibility.
Door and frame must be properly reinforced.
Adjust closing time speed between 3 and 7 seconds from 90° to 0°.
These door closers should NOT be installed on exposed side (weather side) of exterior doors.
Dimensions are given in inches (millimeters).

Supplied Hardware

	Mounting Hardware	Door or Frame	Drill
\	Closer, PA Bracket: 1/4-14 x 1-1/2 Oval Flat Head Self Drilling. Screw	Wood/Metal	3/16" (4.8mm) for wood
	Closer, PA Bracket: 1/4-20 x 3/4 Oval Flat Head Mach. Screw	Motol	Drill #7 (.201 dia. or 5.10mm) Tap 1/4-20
	Arm Shoe to Jamb or Door: 1/4-20 x 5/8 Round Head Mach. Screw	Metal	Drill #7 (.201 dia. or 5.10mm) Tap 1/4-20
	Arm Shoe to Jamb or Door: 1/4-14 x 1-1/2 Round Head Self Drilling Screw	Wood/Metal	3/16" (4.8mm) for wood
	Closer: Sleeve Nut and Bolt (SNB)	Hollow Metal	9/32" (7.00mm) thru 3/8" (9.50mm) door face opposite to close
	with 1/4-20 x 3/4 Oval Flat Head Mach. Screw (recommended)	Aluminum or Wood	3/8" (9.50mm) thru
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Closer Adjustments

Use provided hex wrench to turn valves. NEVER force valves out of closer. NEVER completely close backcheck valve. Door must be open to adjust spring closing power. Refer to the chart.

Use of a power drill will void the Warranty.

Spring Closing Power			Number of Turns Required
	٦r	Type of Installation	*	Maximum Door Size
	Door	Type of Installation	*	34" (0.85M)	36" (0.90M)	40" (1.00M)	44" (1.10M)	48" (1.20M)
1681	Interior	Regular Arm Top Jamb	Full 360° Turns	2	4	6	10	12
	Interior	Parallel Arm		3	5	8	11	14
	Exterior	Regular Arm Top Jamb		3	5	8	11	14
	Exterior	Parallel Arm		5	8	11	16	19
*30 Full (360°) turns maximum available == turns as shipped						pped

Pinion Cap or Cover

Do not over tighten cap or cover screws.

Regular Arm

Experience a safer and more open world

1680 Regular Arm Installation (Right Hand Shown)

1. Prepare door and frame.


Opening	Dimension "A"
to 100°	7 (178)
101° to 120°	6 (152)
*121° to 180°	3-1/2 (89)
*Door/Wall/Hardware/Jamb conditions permitting

2. Mount closer to door.

3. Choose arm placement in shoe and install separate arms.

4. Connect arms and install forearm screw.

5. Preload spring and tighten forearm screw.

The 1680 Non Hold Open Closer - Regular Arm has now been installed.

Go to page 2 for closer adjustments and decorative cap or cover installation.

1680 Top Jamb Arm Installation (Right Hand Shown)

1. Prepare door and frame.

2. Mount closer to frame.

3. Choose arm placement in shoe and install separate arms.

4. Connect arms and install forearm screw.

5. Preload spring and tighten forearm screw.

The 1680 Non Hold Open Closer - Top Jamb Mount has now been installed.

Go to page 2 for closer adjustments and decorative cap or cover installation.

80-9316-2536-020 Rev 5 02/23

1680 Parallel Arm Installation (Right Hand Shown)

1. Prepare door and frame.

Door Opening	Dimension "A"	Dimension "B"	Dimension "C"
to 100°	9-1/4 (235)	7-5/8 (194)	8-5/8 (219)
101° to 130°	7-3/4 (197)	6-1/8 (156)	7-1/8 (181)
*Over 130°	5-3/4 (146)	4-1/8 (105)	5-1/8 (130)
*Door/Wall/Hardware/Jamb conditions permitting

NOTE: If top rail is 2-1/8" (54mm) or less and prevents closer from being mounted directly to the door surface, use 1688 Drop Plate. Prepare door and frame accordingly.