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51
ED50/ED100/ED250
09-2021
DL4617-003
dormakaba ED50/ED100/ED250 OHC Header
Setup and Troubleshooting Instructions
Chapter 21
21.3 Overhead arm and bottom door pivot
Fig. 21.3.2 Arm shown at 70 degrees for door removal and
installation.
Fig. 21.3.1 Axle extension and arm
installation
10
10.1
11
Fig. 21.3.3 Lower door pivot hardware
example
10
Floor pivot
10.1
Bearing
11
Door pivot
1
Arm, overhead
center hung
2
ED50/ED100/
ED250 OHC axle
21.3.1 Check overhead arm and
connection to drive axle.
1. Remove door(s).
• Door(s) must be removed to check
overhead arm connection to drive axle
and bottom door pivot.
• Reference Chapter 12, single door, or
Chapter 14, double door, for door
installation.
2. Check arm and extension hardware for
wear and tear.
3. Check tightness of M8 SHCS.
CAUTION
Use Torque wrench with 5 mm hex
key socket to tighten M8 screw to
17 ft-lb [23 Nm].
21.3.2 Check bottom pivot.
1. Check floor pivot:
• Wear and tear
• Fastener tightness
2. Check door pivot:
• Wear and tear
• Fastener tightness
21.3.3 Reinstall door(s).
1. Reinstall door(s) referencing Chapters
12 or 14 for door installation.
3
M8 x 20 SHCS
4
Conical spring
5
Flat washer
6
O Ring
1
2
3
4
5
6