iiCANNONCANNONCANNONCANNONCANNON® High-Temperature High-Shear Viscometer Series II Instruction & Operation ManualRevision 1.0d—June, 2011;CANNONCANNONCANNONCANNONCANNON® Instrument Company2139 High Tech Road • State College, PA 16803 • USA6 DAILY MAINTENANCE 217 CALIBRATION 238 MAINTENANCE & REPAIR 25Flushing viscometer cells ................................................................................................. 25Clearing a blocked capillary tube ..................................................................................... 25Cleaning the capillary ........................................................................................... 259 SPARE PARTS LIST 2710 WARRANTY/RETURN INFORMATION 29Products limited warranty................................................................................................. 29Reagent and chemical warranty........................................................................................ 29Returning a product to CANNON® ................................................................................. 30A APPENDIX A—HTHS CAPILLARY REPLACEMENT 31Replacing an HTHS capillary ........................................................................................... 31Parts/Tools required: ............................................................................................. 31Removing the viscometric cell ............................................................................. 31Removing the capillary......................................................................................... 32Reassembling the cell ........................................................................................... 33High-Temperature High-Shear RheometerCell Calibration Record .................................................................................................... 35B APPENDIX B—HTHS RUPTURE DISC REPLACEMENT 37Replacing an HTHS rupture disc ...................................................................................... 37Installation ........................................................................................................................ 37Preventive maintenance .................................................................................................... 38C APPENDIX C–FIGURES & DIAGRAMS 39Plug Valve construction .................................................................................................... 39Viscometric cell and exit capillary (cutaway view) ......................................................... 40