2205B0JE-DA-J-N_2014.05.
2 Structure and Specifications of the Compressor
Screw Compressor J-series 2.9 Solenoid Valve
2-32
Figure 2-29 Hydraulic Circuit for Solenoid Valve Assembly
Table 2-14 Capacity Control and Variable Vi Control
SV1-1 SV2-1 SV3-1 SV4-1 RV1-1 RV2-1
Load Off On On Off * -
Unload On Off Off On - *
SV1-2 SV2-2 SV3-2 SV4-2 RV1-2 RV2-2
H→L Off On On Off * -
L→H On Off Off On - *
Note 1: If it is not possible to adjust capacity or variable Vi control because a hunting occurred and
the unloader slide valve or the Vi slide valve move too fast, carry out the appropriate
adjustment by decreasing the openings of RV (*) valves.
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