Agilent Technologies TwisTorr 74FS AG Rack Mode D'emploi page 293

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.
TwisTorr 74FS AG Rack Controller User Manual / 87-901-055-01
S H O R T
Technical Information
Error Messages
C I R C U
17
I T
293/300