Troubleshooting - LiftMaster SL 600 Manual De Instalación, Operación Y Manutención

TROUBLESHOOTING

Trouble
The operator will not
work from the remote
control.
When opening or
closing the gate, the
gate does not stop
when the block touches
the limit switch.
The gate does not
reverse when meeting
obstacles.
The gate opens
automatically during the
closing procedure.
The gate opens
automatically when
the door is completely
closed.
The gate does not open
completely.
Cause
1. The plug is not securely
connected.
2. The clutch is disengaged.
3. Photoelectric sensor or
edge sensor malfunction.
4. The fuse is blown.
5. The remote control code
has been erased.
6. The remote control battery
power is too weak or dead.
1. The SW1 and SW2 terminal
connections are reversed.
2. The motor wire connections
are reversed.
1. The gate closing direction
has been set incorrectly.
2. The force is set too high.
The force is set too low.
The gate closing direction
has been reversed and the
automatic closing gate
function is active.
The user controls the gate by
partial open button in error.
1. Have the power supply connected
securely by a qualifi ed technician.
2. Engage the clutch with the release
key.
3. Check the photoelectric sensors and
edge sensors. If the photoelectric
sensors or edge sensors are
damaged, replace with a new pair. If
no sensors are installed, connect the
GND terminal and IR terminal with a
short cable.
4. Replace the fuse.
5. Reprogram the remote control.
6. Replace the remote control battery.
1. Switch the SW1 and SW2 terminal
connections.
2. Switch the motor wire connections.
1. Set dip switch 5 to the opposite
position.
2. Turn the force setting dial
counterclockwise to adjust the force to
a proper level.
Turn the force setting dial clockwise to
adjust the force to a proper level.
Set dip switch 5 to the opposite position.
Control the gate by pressing full
opening/closing button.
26
Solution