Troubleshooting Error Codes
Parameter
Display
Flashes
Fault Code
02
2 Blinks
03
3 Blinks
(continued)
RED LIGHT CODES
Description
Controller Status
This information is to be used by professional installers or
qualified personnel only.
Dry Well
This fault can be caused by:
• Water supply level in well falls below suction inlet of pump.
No Water/Loss of
• Plugged suction screen.
Prime
• Restriction in pipe between pump and pressure sensor.
• Air bound pump – see "Purging System"
• Incorrect setting of "MAXIMUM SPEED" switch. Be sure to
• Incorrect setting of "MOTOR OVERLOAD SETTING (SFA)"
The Dry Well Function
Refer to the dSE menu for details on configuring the Dry
is configured using
Well Function. The controller may automatically restart if
the dSE parameter
Progressive (P) or Fixed Time () restart is selected.
group in the
Advanced Menu. If
If nuisance tripping continues after adequate water supply
has been verified:
fault persists contact
installer.
• Set the Dry Well Sensitivity switch to LOW
• Measure the maximum possible output current for the
• Turn the Dry Well Function off by selecting O in the dSE
This fault can be caused by:
Sensor Fault
• Disconnected sensor. Disconnect sensor from sensor cable
• Disconnected sensor cable lead inside the controller. Check
The controller will
• Broken wire in the sensor cable.
not run if the signal
• Miswired sensor cable. Check that the wires are connected
from the sensor is
disconnected or
out of tolerance.
The controller will
• Failed sensor. With the sensor cable connected to the
automatically restart
when the signal is
within tolerance. If
fault persists contact
installer.
• A vacuum on the sensor (transducer) of 17" Hg or more will
NOTE: Ensure the Transducer Jumper is properly placed for
the application. Refer to the Transducer Jumper Section for
details.
set the "MAXIMUM SPEED" switch to 80 Hz when using
mismatched pumps (water ends) and motors.
switch. Ensure the Motor Overload Setting (SFA) Switch is
not set higher than the Service Factor Amps (SFA) listed on
the motor nameplate.
system. Set the MOTOR OVERLOAD Setting according to
this value instead of motor SFA.
parameter group in the Advanced Menu.
Dry Well can be reset by pressing both pushbuttons at the
same time or by turning off the power to the controller.
connector and reconnect to ensure a good connection.
for loose wires where the sensor cable connects to the
circuit board by tugging on each wire.
to the correct terminals on the sensor connector. The
correct location of the wires is indicated on the circuit
board. B=Black, R=Red, W=White, G=Green.
circuit board, measure the DC voltage between the black
and white wires of the sensor cable at the sensor connector.
The voltage measured should be between 0.5Vdc and
4.5Vdc depending on the system pressure, see chart below.
cause a sensor fault, eliminate the vacuum.
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