FAULT FINDING PROCEDURE
Conduct fault-finding with the system resting (gate closed).
STEP
Action
Open the control unit casing and
1.
observe the red LED on the
WES-ADI base unit
2.
3.
Activate test mode
4.
Observe the LED for a sensor
5.
Operate the edge
Repeat steps 4, 5 and 6 for each
6.
sensor
Test
Is the RED LED flashing?
Is the RED LED on and fixed?
Is the RED LED off?
Is the LED on and fixed?
Does the LED on the sensor come
on?
Are all sensors operating normally?
16
Diagnosis
A sensor has a low battery; find the sensor with
the flashing LED
Communication problems between the sensors
and the base. Find the sensor with the LED off or
flashing very faintly
The WES system is working correctly, therefore
the fault is with the main control unit.
Perform the appropriate checks.
The sensor detects the safety device has been
activated; connection problem or safety device
fault
The sensor detects the safety device status;
connection problem or safety device fault
A non-existent sensor is included in the network.
It is necessary to delete the network and repeat
assignment of the sensors.