Thermo Scientific VF-F20-A Operating Manual page 8

Contacting Us
7 Maintenance and Service .............................................................. 142
7.1
7.2
7.3
7.4
7.5
7.6
7.7
7.8
7.9
7.10 Replacing the Needle Unit ................................................................................. 177
7.11 Replacing the Drain Pump Head with Tubing .................................................... 181
7.12 Replacing the Fraction Collection Valve Stator and Rotor ................................. 183
7.13 After Maintenance ............................................................................................. 186
7.14 Replacing the Main Power Fuses ....................................................................... 187
7.15 Updating the Device Firmware .......................................................................... 189
7.16 Replacing the Doors ........................................................................................... 191
7.17 Transporting or Shipping the Device .................................................................. 193
7.18 Slide-In Module .................................................................................................. 197
8 Troubleshooting ............................................................................ 202
8.1
Page 8
Introduction to Maintenance and Service ......................................................... 143
Safety Guidelines for Maintenance and Service ................................................ 144
General Rules for Maintenance and Service ...................................................... 147
Routine and Preventive Maintenance ............................................................... 148
7.4.1 Maintenance Plan ................................................................................. 148
7.4.2 Cleaning or Decontaminating the Device.............................................. 149
7.4.3 Predictive Performance ......................................................................... 151
Before Maintenance .......................................................................................... 153
7.5.1 Preparing the Device for Maintenance ................................................. 153
7.5.2 Securing the Needle Drive ..................................................................... 154
Removing the Front Plate .................................................................................. 155
Needle Wash Lines ............................................................................................. 159
7.7.1 Needle Wash Liquid Guidelines ............................................................ 159
7.7.2 Replacing Needle Wash Lines ............................................................... 160
7.7.3 Performing A Needle Wash Cycle ......................................................... 162
Flush System ...................................................................................................... 164
7.8.1 Flush Solvent Guidelines ....................................................................... 164
7.8.2 Replacing Flush Purge Lines .................................................................. 165
7.8.3 Performing A Flush Purge Cycle ............................................................ 171
Replacing the Needle Capillary .......................................................................... 172
7.18.1 Removing the Slide-In Module .............................................................. 197
7.18.2 Installing the Slide-In Module ............................................................... 199
General Information about Troubleshooting .................................................... 203
Integral Fraction Collector FT (VF-F20-A) Operating Manual