Dormakaba ED50 - Overhead Arm and Bottom Door Pivot

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ED50/ED100/ED250 09-2021DL4617-003
dormakaba ED50/ED100/ED250 OHC Header
Setup and Troubleshooting Instructions
Chapter 21
. 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
.. Check overhead arm and
connection to drive axle.
. Remove door(s).
• Door(s) must be removed to check
overhead arm connection to drive axle
and bottom door pivot.
• Reference Chapter , single door, or
Chapter , double door, for door
installation.
. Check arm and extension hardware for
wear and tear.
. Check tightness of M SHCS.
CAUTION
Use Torque wrench with  mm hex
key socket to tighten M screw to
 ft-lb [ Nm].
.. Check bottom pivot.
. Check floor pivot:
• Wear and tear
• Fastener tightness
. Check door pivot:
• Wear and tear
• Fastener tightness
.. Reinstall door(s).
. Reinstall door(s) referencing Chapters
 or  for door installation.
3 M8 x 20 SHCS
4 Conical spring
5 Flat washer
6 O Ring
1
2
3
4
5
6