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Hitachi NEXT Series User Manual

Hitachi NEXT Series
144 pages
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INSTRUCTION MANUAL
DSP-45WT6N
DSP-55WT6N
DSP-75WT6N
DSP-55VWTN
DSP-75VWTN
[Without dryer type]
This INSTRUCTION MANUAL explains in detail
the important items that require attention;
observed as the following:
Always observe instructions of WARNING,
CAUTION and IMPORTANT, as they indicate
considerable risks to safety.
HITACHI Oil-Free Rotary Screw Air Compressor
Water-cooled
GRAPHIC DESCRIPTIONS:
Air-cooled
DSP-45AT6N
DSP-55AT6N
DSP-75AT6N
DSP-55VATN
DSP-75VATN
[Without dryer type]
WARNING
: Indicates warnings. If handled improp-
erly, death or severe injury could
result.
CAUTION
: Indicates cautions. If handled improp-
erly, injury and/or physical damage
could result.
Air-Cooled
: Indicates air-cooled type.
: Indicates water-cooled type.
: Indicates variable speed type.
Water-Cooled
IMPORTANT
:
Indicates information that needs attention,
other than WARNING and CAUTION.
: Indicates a reference page.
Prior to operation of this air compressor, ensure that all
operators read and understand this INSTRUCTION MANUAL
completely, thereby operating it safely and properly.
Place the INSTRUCTION MANUAL near the air compressor to
make it available at any time, and refer to it as the need arises.

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Hitachi NEXT Series Specifications

General IconGeneral
BrandHitachi
ModelNEXT Series
CategoryAir Compressor
LanguageEnglish

Summary

Safety Precautions

Rotating Parts Hazard

Warns about the danger of rotating parts and how to avoid injury.

Hot Surface Hazard

Warns about hot components and the need for cooling before servicing.

Electrical Shock Hazard

Emphasizes safety measures regarding electrical connections and grounding.

Strong Magnetism Hazard

Advises caution when handling the motor due to its magnetic field.

Air Quality Hazards

Warns about breathing contaminated air and high-pressure air hazards.

High Pressure Air Warning

High pressure air can cause severe injury or death.

Fire Prevention Measures

Details precautions against fire and the importance of protective relays.

General Description

Operation Procedure

3.1 Instrument Panel Layout

Explains the function of each button and indicator on the control panel.

3.2 Start/Stop Operation Procedures

Details connecting power, starting, stopping, and emergency stop functions.

3.3 LCD Display Usage

Covers navigating monitoring, menu, and message screens on the LCD.

Troubleshooting

4.1 Protective Device Actions

Lists protective devices, detection methods, and corrective actions for shutdowns.

4.2 Air Compressor Troubleshooting Guide

Provides common problems, causes, and corrective remedies for the air compressor.

Installing and Piping the DSP

Startup Operation

6.1 Air Compressor Startup Procedure

Details pre-operation checks, connecting power, and initial startup steps.

Wiring

Standard Components and Subsystems

Maintenance

9.1 Periodical Maintenance Overview

Outlines daily checks, periodic maintenance, and overhauling recommendations.

9.2 Standard Maintenance Schedule

Provides detailed schedules for daily, bi-annual, annual, and multi-year maintenance tasks.

9.4 Air Compressor Servicing Procedures

Covers specific maintenance tasks like filter replacement, system depressurization, and valve cleaning.

Cautions for Long Term Operation Suspension

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