Agilent Technologies TwisTorr 305 FS User Manual page 259

Technical Information
If the controller transformer temperature exceeds 90°C, the pump is shut off, and
NOTE
the display will be as shown in the following figure.
If the pump is stopped by an emergency stop signal provided via a remote contact,
NOTE
the display will be as shown in the following figure.
Remove the controller power cable and check the emergency condition.
Then reconnect the power cable and press the START pushbutton to start the
pump.
Controller power supply circuitry is faulty, or the Controller received a spike.
Press the START push-button twice to start the pump. Should the message still be
present, call the Agilent service.
Check connections and shortages between pump and controller, then press the
STOP RESET pushbutton twice to start the pump.
Agilent TwisTorr 305 FS Remote Controller User Manual
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