Contents - 3
Figures and Tables
Fig. 1 Dimensional drawing of GCD-051X oil sealed rotary vacuum pump ········ 4
Fig. 2 Dimensional drawing of GCD-136X oil sealed rotary vacuum pump ········ 5
Fig. 3 Dimensional drawing of GCD-201X oil sealed rotary vacuum pump ········ 6
Fig. 4 Lubrication of the oil sealed rotary vacuum pump ······················ 8
Fig. 5 Basic piping diagram to the vacuum chamber ·························· 9
Fig. 6 Electric wiring diagram
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Fig. 7 Change region of the voltage and frequency ·························· 11
Fig. 8 Pumping speed curve
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Fig. 9 Replacement of the coupling spider
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Fig. 10 Disassembly drawing of GCD-051X oil sealed rotary vacuum pump ········ 31
Fig. 11 Disassembly drawing of GCD-136X oil sealed rotary vacuum pump ········ 32
Fig. 12 Disassembly drawing of GCD-201X oil sealed rotary vacuum pump ········ 33
Table 1 Specification
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Table 2 Electric capacity of motor fault load protection equipment ············ 10
Table 3 Characteristics of the thermal protector
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Table 4 Periodic inspection table
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Table 5 Trouble check list
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Table 6 GCD-051X Maintenance parts list
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Table 7 GCD-136X Maintenance parts list
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Table 8 GCD-201X Maintenance parts list
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Attached table: Safety Data Sheet (SDS)
