Contents
Page 8 Pump H (VH-P10-A-02)
Operating Manual
7.7 Pump Head......................................................................................................... 129
7.7.1 Overview of Pump Head Parts ............................................................... 130
7.7.2 Replacing the Pump Head ...................................................................... 131
7.7.3 Replacing the Pistons ............................................................................. 134
7.7.4 Cleaning the Piston................................................................................. 137
7.7.5 Replacing the Piston Seals or Support Ring............................................ 138
7.7.6 Recommendations for New Piston Seals................................................ 143
7.7.7 Replacing the Seal Wash Seals ............................................................... 144
7.7.8 Replacing the Pump Head Seals ............................................................. 149
7.7.9 Testing the Piston Seals for Leakage ...................................................... 152
7.8 Check Valves ...................................................................................................... 154
7.8.1 Replacing the Inlet Check Valves............................................................ 154
7.8.2 Replacing the Outlet Check Valves......................................................... 156
7.8.3 Cleaning the Check Valves...................................................................... 157
7.9 Inline Filter ......................................................................................................... 159
7.9.1 Testing the Inline Filter for Permeability................................................ 159
7.9.2 Replacing the Inline Filter or Capillary Mixer ......................................... 160
7.10 Mixing System.................................................................................................... 162
7.10.1 Testing the Static Mixer for Permeability............................................... 162
7.10.2 Replacing the Static Mixer or Capillary Mixer ........................................ 163
7.11 Solvent Lines and Solvent Line Filters ................................................................ 165
7.11.1 Emptying the Solvent Lines .................................................................... 165
7.11.2 Replacing Solvent Lines .......................................................................... 165
7.11.3 Replacing the Solvent Line Filter ............................................................ 168
7.12 Testing the Pump for Leakage (General Test).................................................... 170
7.13 Replacing the Main Power Fuses ....................................................................... 172
7.14 Updating the Device Firmware .......................................................................... 174
7.15 Replacing the Doors ........................................................................................... 176
7.16 Transporting or Shipping the Device.................................................................. 178
7.16.1 Preparing the Device for Transport........................................................ 178
7.16.2 Transporting the Device to a New Location ........................................... 179
7.16.3 Shipping the Device................................................................................ 180
7.17 Replacing the Slide-In Module ........................................................................... 181
7.17.1 Removing the Slide-In Module ............................................................... 181
7.17.2 Returning the Slide-In Module ............................................................... 183
7.17.3 Installing the Slide-In Module ................................................................ 183
7.17.4 Setting Up the Slide-In Module .............................................................. 185