Instructions for Use
Error Messages
16
Error Messages
For a certain type of failure, the controller will self-diagnose the
error and the messages described in the following table are
displayed.
Tab. 15
MESSAGE
DESCRIPTION
REPAIR ACTION
CHECK
CONNECTION TO
PUMP
Wrong connection between the
pump and the controller.
Check connections
between controller and
pump.
Press the START push-
button twice to start the
pump.
PUMP WAITING
INTERLOCK
The interlock signal of J1
connector is activated by an
interruption of the link between
pin 3 and 9 or between pin 4 and
15 of P1 connector, or because
the external interlock signal is
open.
Reset the short circuit
between pin 3 - 9 and
between pin 4 - 15 of J1
connector, or close the
external interlock signal.
FAULT: PUMP
OVERTEMP.
The pump upper bearing
temperature exceeded 60 °C.
Wait until the temperature
decrease below threshold
value.
Press the START push-
button twice
to start the pump.
FAULT:
CONTROLLER
OVERTEMPERATURE
The controller internal
temperature exceeded 65 °C.
Wait until the temperature
decrease below threshold
value.
Check that the pump cable
length has been set
correctly.
Press the START push-
button twice to start the
pump.
TwisTorr Medium-TMP Rack Controller User Manual /
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