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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. 1
MESSAGE
CHECK
CONNECTION
TO PUMP
WAITING
INTERLOCK
PUMP
OVERTEMP.
CONTROLLER
OVERTEMP.
TwisTorr 84 FS AG Rack Controller User Manual / 87-901-037-01 (A)
DESCRIPTION
Wrong connection between the
pump and the controller.
Or
The pump's temperature is below 0
°C.
The interlock signal of P1
connector is activated by an
interruption of the link between pin
3 and 8 of J1 connector, or
because the external interlock
signal is open.
The upper bearing/pump
temperature exceeds 60 °C.
The controller environment
temperature exceeds 70 °C.
or
The controller's radiator
temperature is above 60 °C.
Instructions for Use
Error Messages
REPAIR ACTION
Check connection between
controller and pump.
Press the START push-button
twice to start the pump.
Reset the short circuit
between pin 3 and pin 8 of P1
connector, or close the
external interlock signal.
Wait until the temperature
decrease below threshold
value.
Press the START push-button
twice to start the pump.
Wait until the temperature
decrease below threshold
value.
Press the START push-button
twice to start the pump.
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