7
7.
Troubleshooting
Question / Problem
Answer
Pump Starts too early / often.
Level does not rise high enough before the
pump starts.
Increase the Pump Cycle Time. The
controller will wait longer before starting
the pump. See section 5.2.
Pump Starts too late.
Level does rises too high before the pump
starts.
Decrease the Pump Cycle Time. The
controller will not wait as long before
starting the pump. See section 5.2.
If you need the pump to start at a specific
level then consider using a High Level
(Float) Switch.
Current display percentage is always zero.
Lo Current LED is lit.
Ensure installed 4-20mA CT correctly
installed and connected to terminals 7 and
9.
Ensure installed 4-20mA CT is correct range
for installed load.
The pump stops although it is not snoring.
Ensure the inhibit/low float input is not
activated
Stop current setpoint requires adjustment
as it is set too high. Adjust the stop current
setpoint to a lower value.
If using the Set functionality during
commissioning then adjust the Current
Window to a lower value.
The pump doesn’t stop when snoring.
Ensure the start/high float input is not
activated
The stop current setpoint is set too low.
Adjust the stop current setpoint to a higher
value.
If using the Set functionality during
commissioning then adjust the Current
Window to a higher value.
Power on but no lights are illuminated on unit.
Check power supply to unit across terminal
1 & 2.
Unit is faulty or damaged and requires
change out.
