LEYBOLD RW 6000-1 Operating Instructions Manual Download | Manualshive

Page: 21 / 28

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Maintenance

Seal the old adsorber with the protective caps and for-
ward it to Leybold for reconditioning.

Warning

The adsorber contains pressure of up to 16
bar (232 psig) even after it is removed from
the system.

Reattach the high-pressure flexline to the compressor
unit.

Maintenance work

Date

Reading at the operat-

Helium filling

Helium filling

ing hours meter

pressure beforehand

pressure afterwards

Filled
with helium

Filled
with helium

Filled
with helium

Filled
with helium

Filled
with helium

Adsorber
exchanged

Adsorber
exchanged

Adsorber
exchanged

Adsorber
exchanged

Adsorber
exchanged

21

GA 12.107/5.02 - 12/97

Completed Maintenance Work

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Summary of Contents for RW 6000-1

Page 1: ...RW 6000 1 Compressor Unit and Accessories for Cryogenic Refrigerator Units Cat No 891 44 Operating Instructions GA 12 107 5 02 Vacuum Solutions Application Support Service LEYBOLD VACUUM...

Page 2: ...ersonnel shall without fail read the instructions provided for their guidance ISO 7000 0419 Warning This indicates procedures and operations which must be strictly observed to prevent hazards to perso...

Page 3: ...for awarding the CE seal of approval In addition they satis fy the requirements of Underwriters Laboratories UL and the Canadian Standards Association CSA please refer to the appendix for details 1 1...

Page 4: ...e compressor along with the helium is con densed to droplets here Downstream from the heat exchanger the helium is passed through two oil separators connected in series in which additional oil condens...

Page 5: ...ween the high and low pressure No indication helium circuits if the pressure differential exceeds 19 1 5 bar 276 psi 10 Safety valve opens the helium circuit to the atmosphere if the No indication hig...

Page 6: ...voltage for the cold head V AC 240 Helium connectors self sealing couplings4 1 2 m Noise level5 at a distance of 1 m dB A 78 80 Dimensions W x H x D mm 450x445x445 Weight kg 105 lbs 232 1 2 Operation...

Page 7: ...of 20 cm 8 danger of kinking Never damage flexlines with pointed or sharp objects Never attempt to make repairs to flexlines Never install flexlines which show signs of damage When running the compre...

Page 8: ...e gauge 4 Power cord 5 Fastening boreholes 6 Low pressure helium connection 7 High pressure helium connection 8 Coolant outlet 9 Coolant inlet Fig 4 Connection elements 1 2 3 4 5 6 7 8 9 5 L E Y B O L...

Page 9: ...aximum of 15 during operation More severe angles could result in damage to the com pressor capsule or oil contamination in the helium circuit Check the pressure level indicated at the pressure gauge a...

Page 10: ...than 10 mg l In case of doubt contact your water utility company or Leybold for advice Obtain full information on the water quality before connecting the compressor unit to a central recirculating coo...

Page 11: ...mpressor unit to match the mains voltage The compressor unit can be adjusted to operate on any of a number of line voltages the factory setting is indicat ed in Section 1 3 Observe the specifications...

Page 12: ...rew down the coupling and a second to stabilize the connector nipple see figures 8 and 9 1 2 coupling tighten with 1 3 16 wrench stabilize with 1 wrench Tighten down all couplings as far as possible a...

Page 13: ...mpressor unit Attaching coupling to the cold head Unscrewing coupling from the compressor unit Unscrewing coupling from the cold head turn hold break Cold head Compressor unit Cold head Compressor uni...

Page 14: ...ine Color connection Color 1 High pressure red Compressor high pressure red 2 High pressure red Cold head high pressure red 3 Low pressure green Low pressure cold head green 4 Low pressure green Low p...

Page 15: ...the power supply and interchange two pha ses at the mains connection Helium filling pressure Caution If the RW 6000 1 is connected to 60 Hz line voltage the helium filling pressure may not exceed 14...

Page 16: ...nd then close off the circuit Automatic shut down The compressor unit will be shut down automatically if insufficient helium pressure or excessive helium temper ature is detected The malfunction messa...

Page 17: ...t in use shall be provided with protective caps Unscrew the flexlines in a sequence reverse to that described in Section 2 6 Screw protective caps on to the self sealing couplings Store the compressor...

Page 18: ...aching the flexlines when the cold head is at low tem perature can result in a loss of helium Warning Detaching the flexlines with the cold head at low temperature can when they heat up result in a ri...

Page 19: ...ressure of up to 16 bar 232 psig Relieve pressure from the line be fore detaching the filling connector Keep the face and bodily openings away from the adapter discharge orifice Compressed gas can ind...

Page 20: ...of highest purity to a level of 16 bar 232 psig Maintenance Key to Fig 11 1 Helium filling and discharge connection 2 Self sealing coupling 3 High pressure helium connection 4 Adsorber 5 Nut behind t...

Page 21: ...he high pressure flexline to the compressor unit Maintenance work Date Reading at the operat Helium filling Helium filling ing hours meter pressure beforehand pressure afterwards Filled with helium Fi...

Page 22: ...rical connections to the cold head are not correct Helium pressure has dropped off Repair note See the Section indicated Recommended Corrective Actions Check the power cord and plug Check the mains vo...

Page 23: ...GA 12 107 5 02 12 97 Notes 23...

Page 24: ...4 6 Spare Parts L E Y B O L D POWER MODULE FAILURE RESET COLD HEAD CONTROL Front view RW 6000 1 Lateral view RW 6000 1 Top view RW 6000 1 Power Module 2 3 4 5 6 7 8 9 10 11 12 13 14 20 19 21 22 23 24...

Page 25: ...16 1 Capillary tube 200 20 154 17 1 Thermal switch 150 C 200 49 096 18 1 Oil filter 390 26 017 19 1 Heat exchanger 3 cartridges 200 20 937 20 1 Low pressure line compl 200 20 204 21 2 Aeroquip coupli...

Page 26: ...ing guidelines EC Machinery Guidelines 89 392 EEC in the 91 368 EEC version EC Low Voltage Guidelines 73 23 EEC EEC Directive on Elektromagnetic Compatibility 89 336 EWG measured with a typical test c...

Page 27: ...n Standards Asso ciation CSA and as of 1995 in lieu of CSA testing the cUL certification awarded by Underwriters Laboratories for the Canadian Standards Association The overall system comprises the RW...

Page 28: ...e 498 Bayenthal D 50968 Cologne Tel 49 221 347 0 Fax 49 221 347 1250 http www leyboldvac de e mail documentation leyboldvac de 1 80 7 636 23 RSP 12 97 Printed in Germany on chlorine free bleached pape...

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