Ulvac C10T, Instruction Manual

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Compressor Unit Instruction Manual
ULVAC CRYOGENICS INCORPORATED 4-1
4. OPERATION
4.1 Before Operation .................................................................................... 4-1
4.2 Normal Operation ................................................................................... 4-1
4.1 Before Operation
Before operating the compressor, check and verify that:
1. Input power requirements are within the specified values shown in Table 1-1.
2. STOP switch (orange) lights up when the power is supplied to the compressor.
Please be noted that the switch will light up (dark light) even the phase is reversed. If the
compressor does not start when the START switch has been pressed, there is possibility of
reversed phase. Change any one set of RST phases.
3. REMOTE/LOCAL switch is properly set.
4. Cooling water requirements is within the specified values.
5. Helium gas static pressure is within the specified values.
4.2 Normal Operation
Verify that the operating pressure is within the specified values shown in Table 1-1.
CAUTION