34
ED50/ED100/ED250
09-2021
DL4617-003
dormakaba ED50/ED100/ED250 OHC Header
Setup and Troubleshooting Instructions
Chapter 12
12.2 Prepare top of door for overhead arm
Fig. 12.2.3 Overhead center hung arm dimensions
Fig. 12.2.1 Overhead center hung arm
12.2.1 Prepare door for overhead arm.
1. Mortise top of door for overhead arm using
dimensions referenced in Fig. 12.2.2 and 12.2.3.
2. Drill four holes for selected 1/4" hex head bolts.
Fig. 12.2.2 Door mortise for overhead center hung arm; LH inswing or RH outswing example
3.819”
1.73”
1.73”
1.73”
2 X Ø .38”
2 X .281”
.50”
.53”
.75”
10.62”
[269.7]
R .38”
.32”
Ø 1.25”
.63”
4.45”
34.10
1 3/8”
[34.10]
Door mortise for arm
6 7/16”
1 3/8”
1 3/4”
1 3/4”
1 3/4”
CL
Arm installed in door reference view.
A
A - A
No scale
12 7/8”
#7 drill bit for
1/4-20
A
A
Door mortise for arm
1 3/8”
5/8”
CL
Top of door
3 3/4”
Edge of jamb
CL
Reference dimension
