Hitachi NEXT Series User Manual

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Contents
1. SAFETY PRECAUTIONS ………………………………………………………………………………………… 2
2. GENERAL DESCRIPTION  2.1 Appearance………………………………………………………………………… 6
 2.2 Components………………………………………………………………………… 8
 2.3 Daily Operating Components …………………………………………………… 10
3. OPERATION PROCEDURE 3.1 Instrument Panel …………………………………………………………………… 12
3.2 Start/Stop Operation ……………………………………………………………… 14
3.3 How to Use the Liquid Crystal Display (LCD)…………………………………… 15
3.4 How to Use the Digital Monitor…………………………………………………… 25
3.5 Daily Operation of Air Compressor……………………………………………… 32
3.6 Daily Operation of Oil Mist Remover …………………………………………… 34
3.7 Adjustment Procedure …………………………………………………………… 34
4. TROUBLESHOOTING 4.1 Protective Device…………………………………………………………………… 36
4.2 Troubleshooting of Air Compressor……………………………………………… 40
4.3 Troubleshooting of Oil Mist Remover…………………………………………… 41
5. INSTALLING AND 5.1 Unpacking the Air Compressor…………………………………………………… 42
PIPING THE DSP 5.2 Conveying the DSP Air Compressor …………………………………………… 42
5.3 Installing the DSP Air Compressor ……………………………………………… 43
5.4 Piping the DSP Air Compressor ………………………………………………… 44
5.5 Ventilation of Air Compressor Room …………………………………………… 47
6. STARTUP OPERATION 6.1 Startup Operation of the Air Compressor ……………………………………… 49
 6.2 Initial Setting of OMR Regulator  ………………………………………………… 52
7. WIRING 7.1 Power Supply Equipment ………………………………………………………… 53
7.2 MIV and WIVM wiring……………………………………………………………… 53
7.3 Connecting the Power Cable……………………………………………………… 54
7.4 Wiring Diagram……………………………………………………………………… 56
7.5 Control panel/LCD Monitor Specifications……………………………………… 57
8. STANDARD COMPONENTS  8.1 Standard Components …………………………………………………………… 67
AND SUBSYSTEMS 8.2 Air/Oil/Water Flow ………………………………………………………………… 68
8.3 Cooling Water ……………………………………………………………………… 74
8.4 Capacity Control System ………………………………………………………… 75
8.5 Oil Mist Remover System ………………………………………………………… 81
9. MAINTENANCE 9.1 Periodical Maintenance of Air Compressor …………………………………… 82
9.2 Standard Maintenance Schedule………………………………………………… 83
9.3 Maintenance Schedule for Oil Mist Remover ………………………………… 87
9.4 How to Service the Air Compressor …………………………………………… 88
10. CAUTIONS FOR A LONG TERM OPERATION SUSPENSION …………………………………………… 108
11. PARTS LIST ……………………………………………………………………………………… 109
12. WARRANTY AND  12.1 Limited Warranty………………………………………………………………… 135
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AFTER-SALES SERVICE 12.2 After-Sales and Service ………………………………………………………… 135
13. RELOCATION AND  13.1 Relocation………………………………………………………………………… 136
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DISPOSAL 13.2 Disposal…………………………………………………………………………… 136
14. OPERATION RECORD LOGBOOK……………………………………………………………………………… 137
15. STANDARD SPECIFICATIONS  ………………………………………………………………………………… 139

Hitachi NEXT Series Specifications

General

Brand	Hitachi
Model	NEXT Series
Category	Air Compressor
Language	English