80-9350-2531-010 Rev 2 02/23
50 Series Non-Handed Door Closer
Arm Model 51
Installation Instructions
Adjustable Non-hold Open arm model, adjustable size 1-6 .
Copyright © 2016, 2023 ASSA ABLOY Accessories and Door Controls Group, Inc. All rights reserved. Reproduction in whole or in part without
the express written permission of ASSA ABLOY Accessories and Door Controls Group, Inc. is prohibited.
READ AND FOLLOW ALL INSTRUCTIONS.
SAVE THESE INSTRUCTIONS.
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.
WARNING
Regular Arm
Top Jamb Mount
Parallel Arm
Optional Components
Right Hand Door - RH
Left Hand Reverse - LHR
Left Hand Door - LH
Right Hand Reverse - RHR
Right Hand Door - RH
Left Hand Reverse - LHR
Left Hand Door - LH
Right Hand Reverse - RHR
Right Hand Door - RH
Left Hand Reverse - LHR
Left Hand Door - LH
Right Hand Reverse - RHR
Tools Needed:
LEFT
HAND
DOOR
RIGHT
HAND
DOOR
Right Hand
Reverse
Left Hand
Reverse
To Determine Your Hand of Door:
To Identify Your Model:
289A Parallel Arm
Bracket
(Used with Parallel
Arm Installation Only)
6-32 x 5/16" Pan Head
Self Tapping Screw
Pinion Cap
1/8" Hex Wrench
Screw Pack
(Refer to page 2 for a list of contents)
Closer
Arm Assembly
Main Arm
Pinion Screw
Regular Arm/
Top Jamb Shoe
Connecting Rod
Forearm
Screw
Arm Slide
Main Arm
50P
Cover
214
Plate
Spring Power
Adjustment
Date
Code
Size
Code
BC Valve
Included Components
Approved 2023-02-24