Troubleshooting
8
311200D
Troubleshooting
Problem
Cause
Solution
Light flashes 3/sec and
alarm sounds 1/sec.
Sensor has detected liquid.
Determine which sensor has detected the liquid.
Inspect the diaphragm on the side which liquid has
been detected.
Replace diaphragm as necessary.
To assure proper sensor operation, clean and dry the
sensor head and the air side of the diaphragm pump.
Light flashes 3/sec and
alarm sounds 3/sec.
One of the sensors is
unplugged or has failed.
Remove the cover from the leak detector control box.
Inspect the sensor connection for proper contacts and
connections.
If the problem persists, replace the sensor(s) as
required.
Light flashes 3/sec and
alarm sounds 8/sec.
The reset button is stuck in
the down position.
Remove any obstruction possibly depressing the reset
button.
If no obstruction exists, remove the cover and inspect
the reset button for anything holding it in the down
position.
Relay is set and light
flashes 3/sec until
reserve power is gone.
Loss of power to the leak
detection system.
Once main power is restored, the alarm will clear and
the system will resume normal operation. If the control
box relay is wired to the air supply to the pump, the
control box must be powered for the pump to work.
