Do you need to reset limits on your GDO8v2 or v3? Follow these steps.

The control panel is on the bottom of the motor.
1. Erase limits

  • Depress SET and unplug motor at the same time
  • Continue holding SET and plug the motor in again
  • Hold SET until the repeating twitter has stopped

2. Pull red cord – dis-engage motor
3. Pull curtain down to half open
4. Pull red cord – re-engage motor
5. On the Motor find the Red (-) and Green light (+)
** If the motor is mounted on the left side of the door – press OPERATE button once to change direction 6. The Red light MINUS (-) button should be flashing
7. Press MINUS until the door is closed tight, but not hard
8. Press SET once
9. The GREEN light PLUS (+) button should be flashing
10. Press PLUS until the door is just short of the STOPPER
11. Press SET once again
Now the door will automatically complete a full revolution (down then up)