Start or stop a program .............................................................................................. 24View the program status ............................................................................................ 24Manual operation ....................................................................................................... 24Collect a grab sample ......................................................................................... 24Move the distributor arm ..................................................................................... 25Start or stop the pump ........................................................................................ 25View data ................................................................................................................... 25View the sample history ...................................................................................... 25View the event log .............................................................................................. 26Event log information ................................................................................... 26Erase the event log ..................................................................................... 26View data from SDI-12 devices .......................................................................... 26Volume calibration ..................................................................................................... 27Calibrate the liquid sensor .................................................................................. 27Restore the default calibration ............................................................................ 27Calibrate the sample volume with the liquid sensor ........................................... 27Calibrate the sample volume manually ............................................................... 28Verify the sample volume ................................................................................... 28Full bottle shutoff ....................................................................................................... 28Activate the full bottle shutoff .............................................................................. 29Enable the full bottle shutoff ............................................................................... 29Full bottle shutoff in non-continuous mode ......................................................... 29Full bottle shut off in continuous mode ............................................................... 29Full bottle shutoff and timed bottle mode .................................................... 30Full bottle shutoff exception conditions ............................................................... 30Advanced sampling................................................................................................ 30Send output signal at program completion ................................................................ 30Send output signal with sample cycle (special output) .............................................. 31Operate from an external signal (setpoint sample) .................................................... 31Use an SDI-12 device for setpoint sampling ..................................................... 31Set multiple start and stop times ................................................................................ 32Collect first flush stormwater samples ....................................................................... 33Set variable intervals ................................................................................................. 33Timed bottle sets ....................................................................................................... 34Maintenance............................................................................................................... 34Clean the instrument .................................................................................................. 35Replace the desiccant ............................................................................................... 35Pump maintenance .................................................................................................... 36Replace the pump tubing .................................................................................... 36Clean the rotor .................................................................................................... 38Replace the distributor arm tube ................................................................................ 39Fuse replacement ...................................................................................................... 39Troubleshooting....................................................................................................... 39General troubleshooting ............................................................................................ 39Error messages ......................................................................................................... 40Diagnostic tests ......................................................................................................... 42Replacement parts and accessories............................................................... 42Table of Contents2