Besam ASSA ABLOY Swingmaster 900 Service And Installation Manual page 26

(1) Door leaf
(2) Jamb/wall
(3) Header housing
(4) Drive arm
Note!
Use the drive arm as a template, properly centered. Drill and tap the four fastening holes, or use Riv-
Nuts, in the top rail of the door. If the web depth is greater than 5/8", a spacer under the drive arm
and longer screws may be required. The top of the drive arm should be flush with the top of the door.
If a mistake is made, the drive arm may be turned over and a new set of holes located to correct the
problem.
Besam Entrance Solutions
(5) Lock screw
(6) Threshold (optional)
Drive shaft center line
22 1/31/2008