VHS-4, VHS-6 and VHS-250 Diffusion Pumps - Ideal Vacuum ...

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Contents VHS-4, VHS-6 and VHS-250 Diffusion Pumps Introduction ............................................................................................................................... 1-1 Pump Specifications ........................................................................................................................... 1-1 Installation ............................................................................................................................... 1-10 Unpacking ........................................................................................................................................ 1-10 Pump Oil Installation ........................................................................................................................ 1-10 Vacuum System Connections ........................................................................................................... 1-11 Cooling Water Connections .............................................................................................................. 1-11 Electrical Connections ...................................................................................................................... 1-12 Thermal Switch ................................................................................................................................ 1-13 Startup ....................................................................................................................................... 2-1 Shutdown .................................................................................................................................. 2-2 General Maintenance ................................................................................................................ 3-1 Inspection Requirements ............................................................................................................ 3-1 Cleaning .................................................................................................................................... 3-2 VHS-4 and VHS-6 Cold Cap Removal/Installation ...................................................................... 3-3 VHS-250 Cold Cap Removal/Installation .................................................................................... 3-4 Jet Assembly Removal/Installation ..............................................................................................3-5 Heater Replacement .................................................................................................................. 3-8 Pump Fluid Charge .................................................................................................................. 3-10 Leakage ..................................................................................................................................... 4-1 Outgassing ................................................................................................................................. 4-1 Poor Pump or System Performance ............................................................................................ 4-2 vii
Page 1 and 2: VHS-4, VHS-6 and VHS-250 Di fusion
Page 3 and 4: Warranty VHS-4, VHS-6 and VHS-250 D
Page 5: Declaration of Conformity Konformit
Page 9 and 10: Figures VHS-4, VHS-6 and VHS-250 Di
Page 11 and 12: Tables VHS-4, VHS-6 and VHS-250 Dif
Page 13 and 14: Preface Instructions for Use VHS-4,
Page 15 and 16: VHS-4, VHS-6 and VHS-250 Diffusion
Page 19 and 20: Dangerous Substances Chemical Dange
Page 31 and 32: 1.2.4 Vacuum System Connections VHS
Page 33 and 34: 1.2.7 Thermal Switch VHS-4, VHS-6 a
Page 35 and 36: Section 2. Operation 2.1 Startup VH
Page 45 and 46: Heater Element 647304205 1450 W, 12
Page 55 and 56: 86088301 Heater Cover Plate L899800
Page 57 and 58:
Request for Return Health and Safet
Page 60:
Canada Central coordination through
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VHS-4, VHS-6 and VHS-250 Diffusion Pumps - Ideal Vacuum ...

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