24 of 43
GT20 Wire and Programming Manual
www.NabcoEntrances.com
P/N C-00140
Rev 5-7-18
Note: Width and Weight Values are necessary in order to adjust for Low Energy Standards.
15. Briefly push down on the Joystick to (OK) selection.
Width
48 in
16. Move the Joystick to the Right or to the Left to select between 30 inches and 63 inches.
17. Briefly push down on the Joystick to (OK) selection.
Weight
200 lbs
18. Move the Joystick to the Right or to the Left to select between 100 pounds and 550 pounds.
a. Weight and Width values adjust for Low Energy Doors.
19. Briefly push down on the Joystick to (OK) selection.
20. Move the Joystick Down to until the Element Vo is displayed.
Vo
9
21. Vo is the opening speed of the door. Default is (6). Briefly push down on the Joystick. The Value will start to blink on the
lower half of the screen.
22. Move the Joystick to the Right or to the Left to select(1) of the following Values: 0...14
23. Briefly push down on the Joystick to (OK) selection.
24. Move the Joystick Down to until the Element Vc is displayed.
Vc
9
25. Vc is the closing speed of the door. Default is (4). Briefly push down on the Joystick. The Value will start to blink on the lower
half of the screen.
26. Move the Joystick to the Right or to the Left to select(1) of the following Values: 0...14
27. Move the Joystick Down to until the Element Inverse OFF is displayed.
Invers
OFF
28. Inverse is the parameter that communicates to the Control that the installation is a Spring Open Power Close type. Default is
OFF. Briefly push down on the Joystick. The Value will start to blink on the lower half of the screen.
29. Move the Joystick to the Right or to the Left to select(1) of the following Values ON or OFF.
30. Briefly push down on the Joystick to (OK) selection. Move the Joystick Down until the Element TEACH is displayed.
TEACH
Clear the area of any persons or objects in the path of moving Door Panel, in order to avoid
injuries or damages .
31. The Control needs to run an uninterrupted open/close to learn the open and closed position ang the other parameters.
Ensure the Door Panel is fully closed.
32. Briefly push down on the Joystick. The Element Teach OK? will be displayed.
TEACH
ok?
33. Briefly push down on the Joystick to (OK) selection.
a. The setup procedure (Teach) will begin.
b. The GT20 Control will start to beep with each second it takes for the Setup Procedure to complete the programming
process (9 - 0).
c. After countdown, the Door Panel will OPEN to the (Ao) Open Position or to the Open Door Stop position (whichever
WARNING
