
4.5.2 O2 control mode ........................................................................................................................................... 128
4.5.3 Speed control mode .................................................................................................................................... 130
4.5.4 O2/Speed control scheme ........................................................................................................................ 131
4.6 Media control .................................................................................................................................................. 132
4.6.1 Weight measurement ................................................................................................................................ 133
4.6.2 Media addition ............................................................................................................................................... 134
4.6.3 Perfusion .......................................................................................................................................................... 135
4.6.4 Deviation alarm ............................................................................................................................................. 139
4.6.5 Media control inactivation ........................................................................................................................ 140
4.7 Recommended operating conditions .................................................................................................... 141
4.8 System verification ....................................................................................................................................... 144
5 Operation ............................................................................................................ 149
5.1 Set up the system .......................................................................................................................................... 150
5.1.1 Select the tray and Cellbag bioreactor ............................................................................................... 151
5.1.2 Attach and detach tray .............................................................................................................................. 152
5.1.3 Prepare pH and DO sensors ..................................................................................................................... 155
5.1.4 Attach the Cellbag bioreactor ................................................................................................................ 158
5.1.5 Prepare the pump ........................................................................................................................................ 160
5.1.6 Connect gas to the system ....................................................................................................................... 165
5.1.7 Connect the filter heater to the rocker ................................................................................................ 169
5.2 Start and configure the system ................................................................................................................ 170
5.2.1 Start the system and log on to UNICORN ......................................................................................... 171
5.2.2 Connect to the system ............................................................................................................................... 172
5.2.3 Configure system properties ................................................................................................................... 174
5.2.4 Configure system settings ........................................................................................................................ 176
5.2.5 Start a run ........................................................................................................................................................ 182
5.3 Prepare for cultivation ................................................................................................................................. 187
5.3.1 Inflate the Cellbag bioreactor ................................................................................................................. 188
5.3.2 Adjust pump parameters .......................................................................................................................... 189
5.3.3 Final checks before cultivation ............................................................................................................... 190
5.3.4 Add and equilibrate culture medium ................................................................................................... 191
5.3.5 Prepare the sensors .................................................................................................................................... 194
5.4 Perform cultivation ....................................................................................................................................... 197
5.4.1 Inoculate the culture ................................................................................................................................... 198
5.4.2 Monitor and control the run ..................................................................................................................... 199
5.4.3 End a run ........................................................................................................................................................... 206
6 Maintenance ....................................................................................................... 208
6.1 Calibration ........................................................................................................................................................ 209
6.2 Pump calibration ............................................................................................................................................ 211
6.3 Cleaning ............................................................................................................................................................ 214
7 Troubleshooting ................................................................................................. 215
7.1 ReadyToProcess WAVE 25 system ........................................................................................................ 216
7.2 ReadyToProcess WAVE 25 rocker .......................................................................................................... 217
7.3 ReadyToProcess CBCU .............................................................................................................................. 221
7.4 ReadyToProcess Pump 25 ......................................................................................................................... 233
7.5 Cellbag bioreactor ........................................................................................................................................ 234
7.6 Software problems ........................................................................................................................................ 236
7.6.1 Troubleshooting Method editor .............................................................................................................. 237
7.6.2 UNICORN System Control ........................................................................................................................ 239
Table of Contents
ReadyToProcess WAVE 25 User Manual 29009598 AD 3