GarageAce ET30 Instruction Manual page 13

4.4 Safety reverse force adjustment
4.4.1 Press 'SET' button and hold on until the LED displays figure '3'. Press 'UP' button to increase the force,
Press 'DOWN' button to decrease the force. The maximum force is 9, the minimum force is 1. The default is 3.
Press 'SET' button
4.4.2 Recommended force：5-15 kg resistance is recommended. Lightly lift the door while door closing, the
door can be automatic reverse under approximate 5~15 kg resistance.
The force from 1 to 9
Min force is 1, max force is 9
4.5 Connecting the photocells (OPTIONAL)*
*The photo beam is an optional unit available
as a special order.
4.5.1 The GND 、 PE 、 +24V connections of the terminal block
(green) at the bottom of the door operator are for photocells,
Please refer the Fig.10. Please choose switch value style(NC)
photocell.
Notice: Close the photo beam function when not utilizing
the photo beam sensor.
4.5.2 Activating the photocell function:
Press 'DOWN' button and hold on until the LED displays'11',
press 'UP' button the LED displays 'H', photocell function is
available, press 'SET' to confirm.
Press 'DOWN' button
Display from '1' to '3'
Press 'SET' to confirm
Press 'UP' button
Display '11'
Press 'UP' or 'DOWN' button to adjust the force
Display 'H'
13
Press 'SET' to confirm