SP Scientific Freezemobile Series, Operator'S Manual, Page: 8 / 54

Contents VirTis Freezemobile 25L and 35L
vi Rev 005, 02/12
© SP Scientific 2012
Condenser Temperature ............................................................................................................................... 13
Maintenance Menu ............................................................................................................................................ 13
Factory Options ............................................................................................................................................. 14
Interstage Control .......................................................................................................................................... 14
Calibration ..................................................................................................................................................... 15
Basic Operation ......................................................................................................... 17
Getting Started ................................................................................................................................................... 17
Product Preparation: Flask / Manifold Drying ..................................................................................................... 17
Product Preparation: Manifold Shelf Drying ....................................................................................................... 17
Quickseal Valves ............................................................................................................................................... 18
Operation Instructions ........................................................................................................................................ 19
Meltback............................................................................................................................................................. 20
Preventing Glassware Breakage ........................................................................................................................ 20
Product Dryness End Point ................................................................................................................................ 21
Stoppering (Optional) ......................................................................................................................................... 21
Optional Components ............................................................................................... 23
Overview ............................................................................................................................................................ 23
Manifolds............................................................................................................................................................ 23
Shelf Racks ........................................................................................................................................................ 24
Electric Purge ..................................................................................................................................................... 25
Shell Bath........................................................................................................................................................... 25
Liquid Nitrogen Trap .......................................................................................................................................... 26
Defrost ........................................................................................................................................................... 27
Filter Trap ........................................................................................................................................................... 28
Degassing Filter Trap Cartridges ................................................................................................................... 28
Glass Condenser Door ...................................................................................................................................... 29
General Maintenance ................................................................................................ 31
Overview ............................................................................................................................................................ 31
Vacuum System ................................................................................................................................................. 31
Vacuum Pump ............................................................................................................................................... 31
Changing Vacuum Pump Oil ......................................................................................................................... 31
Gas Ballast Valve on the Vacuum Pump ....................................................................................................... 32
Vacuum Tubing and Gaskets ........................................................................................................................ 32
Quickseal Valves ........................................................................................................................................... 33
Refrigeration System ......................................................................................................................................... 34
Air-Cooled Condenser ................................................................................................................................... 34
Condenser Chamber ..................................................................................................................................... 34
Acrylic Parts ....................................................................................................................................................... 35
Chemical Resistance Chart ........................................................................................................................... 35
Appendix A: Troubleshooting .................................................................................... 37