Hitachi HISCREW OSP-37S5AI - User Manual

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

Hitachi HISCREW OSP-37S5AI Specifications

General

Brand	Hitachi
Model	HISCREW OSP-37S5AI
Category	Air Compressor
Language	English

Summary

To Use in Safety

Parts Description and Their Functions

2.1 Appearance

2.2 Main Component Units and their Functions

Detailed explanation of major internal components and their roles.

How to Operate

3.1 Air Compressor Instrumentation

3.2 How to Use the Digital Monitor and its Controls

Guide on navigating and using the digital display for monitoring and settings.

3.3 Initial Start-Up

Step-by-step procedure for starting the compressor for the first time or after long periods.

3.4 Setting of the Control Functions

Instructions for configuring capacity control modes and dryer settings.

3.5 Daily Operation

Procedures for daily startup, operation, and shutdown of the compressor.

Troubleshooting

5.1 When ALARM or SHUTDOWN is Displayed

Identifying causes and actions for alarm and shutdown lights and codes.

5.2 Override Operation

5.3 SHUTDOWN;ALARM Indications on the Instrument Panel

Detailed table of error codes, causes, actions, and reset procedures.

5.4 A List of SHUTDOWNS Not Displayed on Instrument Panel

Troubleshooting guide for issues not directly indicated on the instrument panel.

System of Each Component

6.1 Compressed Air;Lubricant System

6.2. Capacity Control System

Explanation of different capacity control types (I-type, P-type, U-type) and their operation.

6.3 Dryer System

Instructions for Installation

7.3 Instructions When Installing

Requirements and precautions for installing the compressor in its operating environment.

7.4 Instructions When Piping

Guidance on connecting air receiver tanks, discharge piping, and dryer drain traps.

7.5. Compressor Room Ventilation

7.6 Instructions on Electrical Wiring

Safety warnings and procedures for connecting the power source and electrical wiring.

Periodic Maintenance

8.1 Periodic Maintenance for Compressor

8.2 Maintenance Standards (A)

Detailed inspection and replacement schedule for annual run hours less than 6,000.

8.3 Maintenance Standards (B)

Detailed inspection and replacement schedule for annual run hours less than 3,000.

8.4 Auto Drain Trap for Dryer

8.5 Performance Check of Relief Valve

8.6 Performance Check of Capacity Control System

8.7 Replacement of Oil Filter Element

Step-by-step guide for safely replacing the oil filter element.

8.8 Cleaning and Replacement of Air Intake Filter Element

8.9 Cleaning of Cooler

8.10 Inspection and Replacement of Minimum Pressure; Check Valve

8.11 Replacement of Oil Separator Element

8.12 Inspection of Belt

Parts List

Compressor Air End (22 kW)

Compressor Air End (37 kW)