GarageAce ET30 Instruction Manual page 17

The door can't fully close
A noise emits from the motor
during the first manual travel
limit setting
The door can only open, cannot
close
The motor rotates but the door
doesn't move
The door closes when pressing
'UP' during limit setting
2 short beeps from buzzer
means 24V DC Motor out of
work
3 short beeps from buzzer
means over-load protection
4 short beeps from buzzer
means potentiometer out of
work
The door is beyond the original up
limit setting after power failure
The up/down limit position
confirmation
The photocell function was activated
Motor put into manual mode
Left / right installation error
The connector of motor break away
the control board
Motor fault
The door has met an obstacle
Door twisted
The connector of potentiometer break
away the control board
Potentiometer
17
Reset the limit position as per
instruction
This is normal, no action required
Close the photocell function
Push the manual release lever up
Chang the installation direction
according to left/right installation
setting in the instruction manual
Please make sure well connection
between motor connector and
control board.
Please change a new motor
Remove the obstacle
Fix the door
Please make sure well connection
between motor connector and
control board.
Please change a new
potentiometer