Backcheck
BC
Sweep
L
S
Latch
L
S
— 6 —
To identify your model:
Arm Placement in Shoe
50 Series Adjustments
CLOSED
70°
10°
80-9350-2502-010 (05-12)
Spring Power Adjust
51 (BF) only
PA
Adjustment Chart
EXTERIOR
EXTERIOR
INTERIOR
INTERIOR
Regular Arm
Top Jamb
Regular Arm
Top Jamb
Regular Arm
Top Jamb
Regular Arm
Top Jamb
Parallel Arm
Parallel Arm
Parallel Arm
Parallel Arm
FULL 360°
TURNS OF
3/16 PO
WER ADJUSTMENT
WRENCH
FULL 360°
TURNS OF
3/16 PO
WER
ADJUSTMENT
WRENCH
51BF
51
DOOR
TYPE
OF
INST.
*
34”
(0.85M)
36”
(0.90M)
40”
(1.00M)
44”
(1.10M)
48”
(1.20M)
1
1
2
3
3
2
2
3
4
5
5
6
**8
**8
9
12
2
4
6
9
11
3
5
7
10
13
3
5
7
10
13
5
7
10
14
16
NOT
RECOMMENDED
USE 51
18 FULL (360°) TURNS MAXIMUM AVAILABLE
*
MAXIMUM DOOR SIZE
Number of Turns Required
Date
Code
or
or
7-1/2 % Stronger
7-1/2 % Weaker
(Use 3/16" Hex Wrench for this Adjustment)
(Use 1/8" Hex Wrench for these Adjustments)
Stronger
+
Weaker
-
Slower
-
Faster
+
Faster
+
Slower
-
Stronger
+
Weaker
-
3-6
BE
Size
Code
+
-
An ASSA ABLOY Group brand
3000 Highway 74 East • Monroe, NC 28112
Tel: (800)-438-1951 • Fax: (800)-338-0965
www.yalecommercial.com
Yale ® is a registered trademark of Yale Security Inc., an ASSA ABLOY Group company.
Copyright © 2001, 2012, 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.
AS SHIPPED FROM FACTORY
**
5 = 5 5 B C
4 = 5 4 B C
3 = 5 3 B C
2 = 5 2 B C
6 = 5 6 B C
3 - 6 = 5 1
1- 4=51BF
