TECHNICAL INFORMATION
11
87-900-847-01 (B)
ERROR MESSAGES
For a certain type of failure, the controller will
self-diagnose the error and the following messages will
be displayed.
NOTE
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
I
O N
T O
P U M P
Check connection between controller and pump, then
press START RESET pushbutton twice to start the
pump.
NOTE
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.
P U M P
W A
I
T
I
N G
I
N T E R L O C K
Disconnect the input connector and check the link or
the external interlock, then install the connector to start
the pump.
NOTE
If the upper bearing/pump temperature exceed 60 ºC,
the pump is shut off, and the display will be as shown
in the following fiugre.
F A U L
T
:
P U M P
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.
NOTE
If the controller transformer temperature exceeds 90°C,
the pump is shut off, and the display will be as shown
in the following figure.
F A U L
T
:
C O N T R O L
L E R
O V E R T E M P E R A T U R E
The message will stay on until the temperature
decreases below threshold value. Press the STOP
RESET pushbutton twice to start the pump.
NOTE
If in normal condition the current drawn by the pump is
higher than programmed (1.5 A), the pump and the
interconnected devices are switched off and the display
will be as shown in the following figure.
F A U L
T
:
T O O
H
I
G H
L O A D
Check that pump rotor is free to rotate then press the
STOP RESET pushbutton twice to start the pump.
NOTE
If the output connection is shorted or the pump rotor is
locked, the display will be as shown in the following
figure.
F A U L
T
:
S H O R T
C
I
R C U
I
T
Check connections and shortages between pump and
controller, then press the STOP RESET pushbutton
twice to start the pump.
NOTE
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
I
D E
Remove the controller power cable and check the
emergency condition. Then reconnect the power cable
and press the START pushbutton to start the pump.
