2202B0JE-DA-J-N_2012.01.
Table of Contents
Screw Compressor J-series
xiii
5.3.2 Replacement Interval for Refrigerant Oil........................................................ 5-17
5.4 Disassembly and Assembly of the Compressor.....................................5-18
5.4.1 Preparation for Disassembly .......................................................................... 5-18
5.4.2 Common Work Items...................................................................................... 5-20
5.4.3 Vi Position Sensor .......................................................................................... 5-22
5.4.3.1 Precautions for Removal........................................................................... 5-23
5.4.3.2 Precautions for Installation........................................................................5-23
5.4.4 Seal Cover...................................................................................................... 5-24
5.4.4.1 Precautions for Removal........................................................................... 5-26
5.4.4.2 Precautions for Installation........................................................................5-26
5.4.5 Bearing Cover................................................................................................. 5-28
5.4.5.1 Precautions for Removal........................................................................... 5-29
5.4.5.2 Precautions for Installation........................................................................5-30
5.4.6 Unloader Indicator/Capacity Control Solenoid Valve ..................................... 5-32
5.4.6.1 Precautions for Removal........................................................................... 5-34
5.4.6.2 Precautions for Installation........................................................................5-34
5.4.7 Unloader Cover............................................................................................... 5-35
5.4.7.1 Precautions for Removal........................................................................... 5-37
5.4.7.2 Precautions for Installation........................................................................5-38
5.4.8 Unloader Cylinder........................................................................................... 5-40
5.4.8.1 Precautions for Removal........................................................................... 5-41
5.4.8.2 Precautions for Installation........................................................................5-41
5.4.9 Vi Cylinder ......................................................................................................5-43
5.4.9.1 Precautions for Removal........................................................................... 5-45
5.4.9.2 Precautions for Installation........................................................................5-45
5.4.10 Balance Piston Cover..................................................................................... 5-46
5.4.10.1 Precautions for Removal ........................................................................... 5-46
5.4.10.2 Precautions for Installation........................................................................5-47
5.4.11 Suction Cover ................................................................................................. 5-48
5.4.11.1 Preparation for Suction Adapter Removal................................................. 5-50
5.4.11.2 Precautions for Removal ........................................................................... 5-50
5.4.11.3 Precautions for Installation........................................................................ 5-50
5.4.12 Bearing Head.................................................................................................. 5-52
5.4.12.1 Precautions for Removal ........................................................................... 5-53
5.4.12.2 Precautions for Installation........................................................................5-54
5.4.13 Separation of Suction Cover and Main Rotor Casing..................................... 5-56
5.4.13.1 Precautions for Removal ........................................................................... 5-57
5.4.13.2 Precautions for Installation........................................................................5-57
5.4.14 Suction Cover ................................................................................................. 5-58
5.4.14.1 Precautions for Removal ........................................................................... 5-58
5.4.14.2 Precautions for Installation........................................................................5-59
5.4.15 Rotor............................................................................................................... 5-60
5.4.15.1 Precautions for Removal ........................................................................... 5-61
5.4.15.2 Precautions for Installation........................................................................5-62
5.4.16 Separation from Bearing Head....................................................................... 5-64
5.4.16.1 Precautions for Removal ........................................................................... 5-64
5.4.16.2 Lifting of Bearing Head.............................................................................. 5-64
5.4.16.3 Lifting of Main Rotor Casing...................................................................... 5-65
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