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Hitachi HISCREW OSP-22S5AI User Manual

Hitachi HISCREW OSP-22S5AI
72 pages
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What Marks Say:
INSTRUCTION MANUAL
This manual expresses the matters that need your attention as below.
Do not fail to observe “WARNING” and “CAUTION,” as they assume considerable
importance to safety.
: This is a warning. This assumes possible
death or severe injury to the operator if
handled wrongly.
: This is a caution. This assumes possible
injury to the operator and physical
damage, if handled wrongly.
: This means the things that need attention
other than WARNING and CAUTION.
MEMO
WARNING
: This means prohibition.
: This means convenient information
to know.
: This shows reference page number.
: This shows the information specific to
the models with a built-in air dryer.
IMPORTANT
CAUTION
HITACHI ROTARY SCREW COMPRESSOR
Air-Cooled Type,
Before you start operating, be
sure to read this manual carefully
in order to operate the machine
safely and properly.
Also, prepare the manual near
the machine to make it available
at anytime, and refer to it as the
need arises.
Model : OSP-22S5AI OSP-22S5ARI
OSP-22S6AI OSP-22S6ARI
OSP-22
M
5AI OSP-22
M
5ARI
OSP-22
M
6AI OSP-22
M
6ARI
OSP-37S5AI OSP-37S5ARI
OSP-37S6AI OSP-37S6ARI
OSP-37
M
5AI OSP-37
M
5ARI
OSP-37
M
6AI OSP-37
M
6ARI
[Without a built-in air dryer] [With a built-in air dryer]
2000 Series
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Hitachi HISCREW OSP-22S5AI Specifications

General IconGeneral
ModelHISCREW OSP-22S5AI
CategoryAir Compressor
Motor Output22 kW
Motor Power22 kW
Cooling MethodAir Cooled
Maximum Working Pressure8.5 bar
Power Supply400V/50Hz/3-phase

Summary

Instruction Manual Introduction

Manual Scope and Safety Overview

Describes manual's purpose, usage, and key safety warnings.

Safe Operation and Hazard Prevention

General Operational Safety

Basic safety rules and warnings for rotating parts, hot oil, and pressure.

Specific Hazard Warnings

Covers respiratory, flammability, electrical, and fire safety.

Compressor Component Identification

External Component Layout

Identifies and describes external parts.

Internal Component Functions

Explains the purpose of key internal assemblies.

Compressor Operation Procedures

Instrument Panel and Controls

Overview of the control panel, gauges, and buttons.

Digital Monitor and Capacity Settings

Using the monitor and adjusting capacity control.

Initial Setup and Startup Guide

Pre-Startup Checks and Operation

Pre-operation checks, startup, and shutdown steps.

Control System Configuration

Capacity Control and Remote Operation

Setting modes and enabling remote control.

Air Dryer Operation Settings

Configuring Air Dryer Modes

Setting up the dryer's operation parameters.

Daily Checks and Lubricant Management

Troubleshooting and Fault Resolution

Interpreting Indicators and Error Codes

Understanding alarms, shutdowns, and fault codes.

Override Operation and Specific Faults

Using override, restart, and resolving dryer/sensor faults.

System Architecture and Control Principles

Air, Lubricant, and Dryer Systems

Explains flow paths and dryer operation.

Capacity and Advanced Control Functions

Details on capacity control, condensate control, and ECOMODE.

Air Dryer System Operation

Dryer Airflow and Refrigerant Cycle

Explanation of the dryer's internal processes.

Installation and Site Preparation

Component Handling and Site Requirements

Verification, transport, site conditions, and ventilation.

Piping, Connections, and Wiring

Guidelines for piping, electrical wiring, and safety.

Electrical Wiring and Safety Precautions

Power Supply, Protection, and Diagrams

Power requirements, circuit protection, and wiring schematics.

Remote Operation and DIP Switch Settings

Setting up remote control and configuring dip switches.

Scheduled Maintenance Procedures

Compressor Maintenance Schedules

Overview and standards for compressor maintenance.

Component Servicing and Replacement

Maintenance for filters, valves, belts, and dryer parts.

Long-Term Storage and Restart Procedures

Storage and Restart Guidelines

Steps for storing and preparing the unit for restart.

Parts Identification and Listing

Compressor, Drive, and Cooling Parts

Breakdown of major mechanical and drive components.

Control, Piping, and Dryer Parts

Components for fluid lines, controls, and the dryer.

Panel, Enclosure, and Ductwork Parts

Parts for the casing, panels, and air pathways.

Operation Record Logbook

Logging Operational Data

Guidelines for using the logbook to track performance.

Technical Specifications

Compressor Model Specification Data

Key technical parameters and performance data for all models.

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