CombiLift C7700 - PLC Diagnostics

C4-C5XL MK3 O&S
5-22
C4000MK3-OM-EN-11
5.14: PLC Diagnostics
The diagnostics function can be used to make sure all components are
working correctly.
Mode 1 – Joystick Function
Move Switch ‘1’ to the ‘ON’ position
 Neutral Position – No LED
 Forward Position – LED 1
 Reverse Position – LED 2
 Left Position – LED 3
 Right Position – LED 4
FORWARD
LEFT
NEUTRAL
RIGHT
REVERSE
 If the joystick is working correctly each LED will only light with the
joystick in the corresponding position.
 If the joystick is malfunctioning the LED corresponding to the position
will not light up.
Mode 2 – Proximity Sensor Function
Move Switch ‘2’ to the ‘ON’ Position
Front Wheel 0 Degree Sensor – LED 1
Rear Wheel 0 Degree Sensor – LED 2
Carousel Sensor – LED 3
Front Wheel 90 Degree Sensor – LED 4
Rear Wheel 90 Degree Sensor – LED 5
 Proximity Sensors can be energised by switching from Forward Mode to
Sideward mode.
 If a LED does not light it should be energised manually to rule out the
failure of the corresponding proximity sensor.
 Once activated the LEDs will remain lit until the switch is reset to the OFF
position.