Sumitomo F-70L - Table of Contents

TABLE of CONTENTS
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Page
SAFETY.......................................................................................................................... 1
SERVICE ........................................................................................................................ 5
INTRODUCTION .......................................................................................................... 7
Helium Compressors, Models F-70H and F-70L ................................................. 7
PRINCIPLES of OPERATION ........................................................................................ 9
DESCRIPTION ............................................................................................................ 11
Components .................................................................................................... 11
MAINTENANCE .................................................................................................................. 13
Connect and Remove the Water Lines ...................................................................... 13
Adsorber Replacement ............................................................................................... 14
Adsorber Removal .............................................................................................. 14
Adsorber Installation ........................................................................................... 15
Register New Adsorber ...................................................................................... 15
Used Adsorber Venting and Disposal ................................................................ 16
Charging or Venting .................................................................................................. 16
Charging Procedure ........................................................................................... 17
Venting Procedure to Adjust the Equalization Pressure ..................................... 18
Gas Cleanup ............................................................................................................. 18
Cold Head Gas Cleanup .......................................................................................... 20
Leak Check ................................................................................................................ 20
Leak Repair .............................................................................................................. 21
Self Sealing Couplings ............................................................................................... 21
Replace the Gasket Seal ..................................................................................... 21
Replace a Nylon Slide Rail ......................................................................................... 22
Replace the Front Locator Plate................................................................................. 22
Remove or Replace a Caster ..................................................................................... 22
Replace a Lifting Eyebolt ............................................................................................ 23
TROUBLESHOOTING ........................................................................................................ 25
Compressor Capsule ................................................................................................ 25
Winding Continuity, Grounding and Resistance Checks ..................................... 25
Replace Fuses ............................................................................................................ 26
Replace the Electrical Chassis ................................................................................... 27
Replace the Supply Gas High Temperature Thermistor ............................................ 28
Replace the Water High Temperature Thermistors (Thermistor Cable Assembly) ... 29
Automatic Restarting After a Helium High Temperature Shutdown Error ................. 30
System Status Display ................................................................................................ 30
Error Conditions ................................................................................................... 30
Clearing Error Conditions ..................................................................................... 31
Restarting After an Error Condition ...................................................................... 32
RS232 Terminal Communication Interface ................................................................ 32
Troubleshooting Guide ............................................................................................... 33
Compressor Reset Functions ..................................................................................... 35