Hitachi DSP-110A6N User Manual

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2.2 Components

Cooling fan

Check valve

Intercooler

Aftercooler

Oil filter

Oil cooler

Air intake filter

1st-stage air end

2nd-stage air end

Main motor

Oil mist remover

Discharge pipe (Compressed

Air Discharge)

Oil level gauge

Common base

Control panel

Air relief valve

Enclosure

Instrument panel

Hi-precooler

Air-Cooled

DSP- 90/110A6N

90/110VA6N

8

2. GENERAL DESCRIPTION [Components]

Table of Contents

Graphic Descriptions1
Model Code2
Table of Contents3
Safety Precautions4
- Front View8
- Rear View8
General Description8
Appearance8
Components10
- Controls on the Instrument Panel12
- Oil Level Gauge12
- Lubricating Oil12
Daily Operating Components12
- Stopping Operation13
- Cooling Water13
- Control Line Filter13
Operating Procedure14
Instrument Panel14
- Running Mode Light15
- Digital Monitor15
- Emergency Stop Button15
- Connecting the Power16
- Emergency Stop16
Start/Stop Operation16
- Menu Displays17
- Monitoring Displays17
- How to Move between the Various Displays17
How to Use the Liquid Crystal Display (LCD)17
- Monitor Displays During Normal Operation18
- Message Displays19
- Shutdown Messages19
- Alarm Messages19
- Messages of Automatic Stop Display20
- Scheduled Stop20
- Lead/Lag Operation Stop20
- Dryer Prestarted20
- In Unload Stop21
- Other Message Displays21
- Periodical Maintenance21
- Maintenance Notice Messages21
- How to Move Within a Menu Display and to Change a Setting22
- How to Select or Change a Setting Within a Setting Display22
- Model Setting Confirmation23
- Operation Mode Setting23
- Capacity Control24
- Scheduled Operation24
- Operation Data Display25
- Alarm History25
- Shutdown History25
- Load Data Display25
- Brightness Adjusting26
- Initial Setting26
- 3-Language Display Switch26
- Other Settings26
- How to Display the Operation Status27
How to Use the Digital Monitor27
- How to Display Shutdown History28
- How to Display Various Settings28
- How to Set Control Functions29
- Various Settings29
- F Mode Table29
- Capacity Control Pressure Setting Conditions30
- Change of Pressure Setting31
- Change of Capacity Control Type31
- Restart for Instantaneous Power Interruption31
- To Fix the Remote Operation32
- Remote Operation Setting32
- Pressure Setting Switching Function33
- ECOMODE Function33
- Setting of ECOMODE33
- Energy Saving Effect33
- Preparing the Air Compressor34
- Starting the Air Compressor34
Daily Operation of Air Compressor34
- While Operating the Air Compressor35
- When Stopping the Air Compressor35
- When Setting36
- When Stopped36
Daily Operation of Oil Mist Remover36
- Regulating the Oil Pressure37
- Adjusting the Suction Bypass37
Adjusting Procedure37
Troubleshooting38
- Protective Device38
Troubleshooting of Air Compressor40
- The Vacuum Indicator Shows a Red Mark41
- Oil Pressure Is Low41
Troubleshooting of Oil Mist Remover41
Installing and Piping the Dsp42
Unpacking the Air Compressor42
Conveying the Air Compressor42
Installing the Air Compressor43
- General Instructions44
- Parallel Piping44
Piping the Air Compressor44
- Reciprocating Compressor and Parallel Piping45
- How to Install Automatic Discharge Valve45
- Air Receiver Tank45
- Drain Pipe46
- OMR Control Air Piping46
- Cooling Water Piping46
- Air Intake Opening47
- Ventilation Without Duct47
- Technical Data for Room Ventilation47
Ventilation of Air Compressor Room47
- Water-Cooled Type48
- Before Operation49
- Startup Operation of the Air Compressor49
Initial Setting of OMR Regulator52
- Power Supply Equipment53
MIV and WIVM Wiring53
Connecting the Power Cable54
- Recommended AC Reactor55
- Other Operating Precautions55
Wiring Diagram56
Control Panel/Lcd Monitor Specifications56
- Airend62
- Intercooler62
- Compressor Drive Train62
Standard Components and Subsystems62
- Air/Oil/ Water Flow63
- Compressed Air Flow63
- Oil Flow63
- Cooling Air Flow63
- Legend of Sensors and Switches64
- Flow Diagram (Fixed Speed Type)64
- Legend of the Diagram64
- Flow Diagram65
- Compressed Air Flow and Oil Flow66
- Control of Cooling Water68
- Quantity and Pressure of Cooling Water68
- Cooling Water Quality68
- Load-Unload Operation69
Capacity Control System69
- AUTO Operation70
- Typical Change of Pressure71
- Relationship between Air Consumption Rate and Capacity Control System72
- Purging Air Flow and Action of Blowoff Solenoid Valve72
- Capacity Control System V-Type72
- CPCS Motor Speed Control73
- Two-Step Purge Control73
- Motor Stop/Restart Control73
- PQ Wide Mode – Capacity Control Flow Settings74
- Higher Capacity Is Desired74
- Power Savings Are Desired74
- PQ Wide Mode Settings74
- By Installing the Oil Mist Remover75
Oil Mist Remover System75
- Maintenance at Periodic Intervals76
- Daily Operation Control76
Periodical Maintenance of Air Compressor76
- Daily and 3-Month Schedule77
- Bi-Annual Schedule77
Standard Maintenance Schedule77
- Annual and 3-Year Schedule78
- 2-Year and 4-Year Schedule78
- 6-Year (Overhaul)78
- Daily Schedule79
- Annual Schedule80
- 3-Year and 4-Year Schedule80
Maintenance Schedule for Oil Mist Remover81
Cleaning of Air Intake Filter (Bi-Annually)82
How to Service the Air Compressor82
- Aftercooler Side83
- Intercooler Side83
- Depressurizing the System83
- Condensate Drain Port (Intercooler/Aftercooler) (Daily Check)84
- Check the Condensate Drain84
- Cleaning of Strainer84
- Cleaning of Strainer Element84
- Disassembly of Strainer Element During Operation85
- Valve Condition During Normal Operation85
- Cleaning the Strainer Element During Operation85
- Lubricating Oil Replacement (Annually)86
- Oil Drain86
- Oil Filling86
- Fixed-Speed Type87
- Replacement of Oil Filter (Secondary) (Annually)87
- Vtype87
- Cleaning of Oil Strainer (Primary) – (Bi-Annually)87
- Operation Check of Air Relief Valve (Bi-Annually)88
- Cleaning of Control Line Filter (Bi-Annually) [Fixed-Speed Type]88
- Cleaning of Cooler (Annually)89
- For Heavy and Greasy Dust Particles89
- Oil Cooler90
- Scale Removal90
- Aftercooler/Intercooler90
- Replacement of Check Valve (2-Yearly)91
- Removing the Enclosure Panels91
- Battery Life and Specifications92
- Cautions for Disposal of Old Batteries92
- Battery Replacement Method92
- Battery Replacement (6-Yearly)92
- Maintenance of Main Motor93
- Motor Diagnostics and Troubleshooting93
- Temperature Increase93
- Cleaning93
- Main Motor Greasing94
- Grease Filling Amount94
- Oil Mist Remover95
- Replacement of Remover Element95
- Maintenance of Filter Regulator95
- Maintenance of Ejector95
Cautions for a Long Term Operation Suspension96
- Gear Case Assembly97
- Air End Assembly97
Parts List97
- Motor Assembly98
- Suction99
- Coolers & Ventilating Fan100
- Blowoff Piping111
- Control Air Pipe112
- Enclosure116
Relocation and Disposal121
Warranty and After-Sales Service122
Warranty122
Operation Record Logbook123
Standard Specifications124

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Hitachi DSP-110A6N Specifications

General

Brand	Hitachi
Model	DSP-110A6N
Category	Air Compressor
Language	English

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