97
ED50
08-2018
DL4614-140
dormakaba ED50 OHC Installation Instructions
Chapter 39
39.3 Overhead arm and bottom door pivot
Fig. 39.3.2 Arm shown at 90 degrees for
door removal and installation.
Fig. 39.3.1 Axle extension and arm installation
10
10.1
11
Fig. 39.3.3 Lower door pivot hardware
example
10
Floor pivot
10.1
Bearing
11
Door pivot
1
2
3
3.1
3.2
3.3
1
Arm, overhead
center hung
2
ED50 OHC axle
3
9mm arm extension
kit DC3404-060:
3
6 mm arm extension
3.1
M8 SHCS, 1 3/8"
long, custom
3.2
Conical spring
3.3
O Ring
39.3.1 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 Paragraph 30, single door, or
32, 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.
Torque M8 SHCS to 26 ft-lb.
39.3.2 Check bottom pivot.
1. Check floor pivot:
• Wear and tear
• Fastener tightness
2. Check door pivot:
• Wear and tear
• Fastener tightness
39.3.3 Reinstall door(s).
1. Reinstall door(s) referencing Paragraphs
30 or 32 for door installation.
