Dormakaba ED50 - Page 24

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ED50/ED100/ED250 09-2021DL4617-003
dormakaba ED50/ED100/ED250 OHC Header
Setup and Troubleshooting Instructions
Chapter 11
. Set operator spring tension
.. Operator spring tension function.
. Spring tension sets closing force on door.
. Required spring tension is based on door width.
.. Operator spring tension access.
. Operator Spring tension adjustment is accessed
through hole in bottom of header.
.. Spring tension adjustment factory setting.
. Spring tension adjustment is factory set fully CCW,
no spring tension.
CAUTION
A minimum of ten spring tension revolutions
are required to operate system.
Fig. 11.1.1 Spring tension adjustment example
1 OHC header
2 ED50/ED100/
ED250 operator
3 Header access
hole, spring tension
adjustment
4 T handle hex key,
5 mm
2
3
4
1
 System setup for single door installation
.. Set operator spring tension.
. Set operator spring tension revolutions based on
operator type and door width outlined in
Table ...
Door width
Inches   
mm   
Spring setting revolutions
ED
  
ED   
ED   
NOTICE
Final spring tension setting based on door width
and weight.
Table 11.1.1 Operator spring tension setting revolutions