Closer Adjustment PAGE 4

Closing speeds can be adjusted to suit local conditions and requirements. Label on closer face designates the purpose of each adjustment screw. Adjustments are for speed control.

• A. The stroke valve allows adjustment from open to 15°.
• B. The latch valve allows adjustment from 15° to closed position.
• C. IMPORTANT: Back check valve option must be adjusted to vary resistance from light to firm at 70° of door opening.
• D. The delay valve option allows closing speed adjustment from o en position to 65°. p

Repairs, parts replacement or internal adjustments must be done by a Rixson authorized repair agency. Consult www.rixson.com for an authorized repair agency in your area.

Rixson® is a registered trademark of Yale Security Inc., an ASSA ABLOY Group company. Copyright© 2005, 2009, Yale Security Inc., an ASSA ABLOY Group company. All rights reserved. Reproduction in whole or in part without the express written permission of Yale Security Inc. is prohibited.

RIXSON ®

ASSA ABLOY

Installation Instructions

51 Floor Closer

3/4" Offset Hinged Single Acting Handed

Right Hand Shown

Conversion from inches to metric: inch x 25.4

Rixson Specialty Door Controls www.rixson.com 866-474-9766 Technical Department Rixson Specialty Door Controls www.rixson.com 866-474-9766 Technical Department

With Finished Floor

How To Determine Hand of Door

Face a door swinging open away from you. If it opens to the right, it is right hand. If it opens to the left, it is left hand.

RIGHT HAND installation Top Pivot Jamb Portion Top Pivot Door Portion Intermediate (Side Jamb) Pivot Arm Cap IMPORTANT: Use plumb line to make sure that center line of top pivot pin lines up with center line of closer spindle. Spindle Arm Knuckle Arm Locking Screw

Installation Instructions

1. Install Closer

• A. Measure 13/16" out from door jamb.
• B. Allow 1/8" minimum clearance from door stop to door face. Measure door thickness. Add 3/4".
• C. Where lines meet determines center line of closer.

2. Install Cement Case in Floor

• A. Cement case is set flush with floor.
• B. Set cement case in floor and block in position.
• C. Case should be parallel with center line of door.
• D. CEMENT CASE MUST BE LEVEL. Place levels per illustration.
• E. Grout in cement case with closer. Cement should not get between closer and case.

3. Install Top Pivot and Closer Arm

• A. Install top pivot in door per template.
• B. Install top pivot in frame per template.
• C. Center line of pivot should line up with center line of closer. Use plumb line as illustrated. D. If side pivot is used, see template for intermediate If center lines don't line up, loosen hold down screws (4) and reposition closer. Tighten hold down screws closest
• to spindle first. Then tighten screws at cylinder end. Note: Closer must be lifted approximately 1/8" before repositioning.
  • pivot.

4. Hang Door

Right Hand Shown

CAUTION: Closer is shipped with Closing Speed valve down. DO NOT FORCE VALVE DOWN.

A. Using wrench, turn spindle until wrench is parallel with center line of closer. (Illustration 4a)

B.

• Set door on closer spindle. DO NOT FORCE DOOR CLOSED WHILE "STROKE" VALVE IS TURNED DOWN. Insert arm bearing washer over spindle then set door on closer spindle.
• C. Push item 1 "top pivot pin" into place. Attach "cap" item 2. (Illustration 4b) CAP MUST BE TIGHTENED SECURELY.
• D. Open Stroke valve (counterclockwise) one turn.
• E. If door drags at floor (or threshold, if used), raise door to desired clearance and insert one or more 1/16" shims. (Illustration 4c)
• F. While working door back and forth TIGHTEN ARM LOCKING SCREW SECURELY with wrench furnished.
• G. Put arm cap on closer spindle and secure TIGHTLY with cap screw furnished.

Rixson Specialty Door Controls www.rixson.com 866-474-9766 Technical Department Rixson Specialty Door Controls www.rixson.com 866-474-9766 Technical Department