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ERROR MESSAGES
For a certain type of failure, the controller will self-
diagnose the error and the following messages will be
displayed.
If the pump is not connected, the display will be as
shown in the following figure.
C H E C K
C O N N E C T
T O
P U M P
Check connection between controller and pump, then
press STOP push-button twice to start the pump.
If the P1 input connector is not in position with the link
or the external interlock connections are open, when
the START pushbutton is pressed the display will be as
shown in the following figure.
W A I
I
N T E R L O C K
Disconnect connector P1 and check the link or the
external interlock, then install the connector to start the
pump.
If within each step of the soft start mode the rotational
speed of the pump do not reach the planned value
within 15 minutes the display will be as shown in the
following figure.
If in normal operation (after the starting phase) the
current drawn by the pump is higher than programmed
(1.8 A), the pump and the inter-connected devices are
switched off and the display will be as shown in the
following figure.
T O O
H
I G H
Verify that systems has no leaks than press STOP
RESET pushbutton twice to start the pump.
Check that pump rotor is free to rotate then press the
STOP RESET pushbutton twice to start the pump.
NOTE
I O N
NOTE
T
I
N G
NOTE
NOTE
L O A D
If the upper bearing/pump temperature exceeds
60 °C, the pump is shut off, and the display will be as
shown in the following figure.
O V E R T E M P
The message will stay on until the temperature
decreases below threshold value. Press the STOP
RESET pushbutton twice to start the pump.
If the controller transformer temperature exceeds 90°C,
the pump is shut off, and the display will be as shown
in the following figure.
C O N T R O L L E R
O V E R T E M P
The message will stay on until the temperature
decreases below threshold value. Press the STOP
RESET pushbutton twice to start the pump.
P O W E R
Indicates a fault in the circuit of the controller used to
power the pump.
If the pump is stopped by an emergency stop signal
provided via a remote contact, the display will be as
shown in the following figure.
S Y S T E M
O V E R R
Remove the controller power cable and check the
emergency condition.
Then reconnect the power cable and press the START
pushbutton to start the pump.
106
TECHNICAL INFORMATION
NOTE
P U M P
NOTE
F A
I
L
NOTE
I
D E
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