Installation Instructions
50 (06-09)
50 Floor Closer
Center Hung
Single or Double Acting
Non-Handed
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.
Closer Adjustment
Conversion from inches to metric: inch x 25.4.
Template
PAGE 4
Rixson Specialty Door Controls
866-474-9766 Technical Department
www.rixson.com
Rixson Specialty Door Controls
866-474-9766 Technical Department
www.rixson.com
F
S
LATCH
F
S
STROKE
F
S
DELAY
+
-
BACK
CHECK
1/4-20 x 5/8" FHMS or
#14 x 1/2" FHWS
15/32
1-15/32
6-3/4
JAMB PORTION
9/32
9/32
1-5/16
21/32
9/32
12-24 x 5/8" FHMS or
#12 x 1-1/4" FHWS
(2 Places)
DOOR PORTION
5/8
5/8
1-1/8
4-13/16
5-9/32
1-1/4
1/4-20 x 5/8" FHMS or
#14 x 1-1/2" FHWS
(2 Places)
See
Note 4
Tighten Spindle
Screw Firmly
Arm
Spindle
Washer
Spindle
Adapter
Set Cement Case Flush
with Finished Floor
See Note 5
WITH THRESHOLD
Threshold
3/16
Door Mortised
Deep for Arm
B
A
1/4 Threshold
1/2 Threshold
A
B
1-13/16
1-9/16
1-1/8
7/8
See Note 5
340 TOP PIVOT
Pivot Shown Engaged
Finish Plate
7/8 Dia.
1-1/4 Dia.
1-1/32
1-7/16
1/8
3/4
1/4
9/16
2-5/8
2-3/4
1/16
9/32
Arm
Floor Plate
Jamb
2-5/8 R.
Max.
19-1/4
4-1/2
CL
Spindle
2
19-1/8
Fasten Front
Mounting
Screws First
Cement Case
2-3/4
Arm Plate
7/16
3/16
1/8
2-5/8
10-3/4
7-7/16
Provide
3/8” Dia.
Hole
With Threshold
Use Top (2) Holes With Floor Plate
Use Bottom
(2) Holes
1-9/16
1-1/16
(11/16 w/
Threshold)
CL
Spindle
ARM PLATE H
3/16
1-25/32
1-7/32
1-1/4
1-19/32 1-13/32
2-3/32
3-13/16
11/32
5/8
29/32
1/4-20 x 1” FHMS
or #14 x 2” FWHS
(4 Places)
WITH FLOOR PLATE
Set Cement Case Flush
with Finished Floor
Cement Case
Floor
Plate
Door Mortised
1-9/16” Deep
for Arm
3/16
4-3/8
7/8
1-3/8” Min. Clearance
Required for Arm, Arm
Plate H and Shims
Notes:
1. Do not scale drawing.
2. Suitable reinforcing by others.
3. Rixson design threshold available on
request.
4. Tighten adjusting screw to notched “V”
line on arm to acquire standard initial
location of door. Screw moves door
towards and away from jamb to equalize
door clearances.
5. Provide 5/8” dia. holes for alignment
screws (2 places).
6. Do not remove grind plate until closer is
installed.
7. External stop by others required.
8. All dimensions given in inches.
ASSA ABLOY
RIXSON
®
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.
ASSA ABLOY
RIXSON
®
