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Hitachi SRL-16.5M6MH - User Manual

Hitachi SRL-16.5M6MH
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Instruction Manual
SRL-Series
HITACHI OILFREE SCROLL COMPRESSOR
Model  : SRL-7.5M6LL/SRL-7.5M6ML
SRL-7.5M6L
H
/SRL-7.5M6M
H
SRL-11M6LL/SRL-11M6ML
SRL-11M6L
H
/SRL-11M6M
H
SRL-16.5M6LL/SRL-16.5M6ML
SRL-16.5M6L
H
/SRL-16.5M6M
H
CM1E029-00 Jul. 2011
Thank you for the recent purchase of a HITACHI Oilfree Scroll Air Compressor.
Please read this instruction manual carefully for installation, maintenance and
inspection guidelines of the HITACHI Scroll Air Compressor. After reading this
instruction manual, please keep it on hand for future reference.
Pressure Units Clarification
Pressure is indicated in units of
"psig" in this Instruction Manual.
Please review the table below
for the conversion of "psig"
units to "MPa" units.
Unit of pressure
measurement
psig 122 145
MPa 0.84 1.0
Conversion - 1 psig = 0.00689 MPa

Questions and Answers

  • S
    Stephanie WrightAug 13, 2025
    Why is my Hitachi Air Compressor generating excessive noise?
    • J
      Jennifer SinghAug 14, 2025
      Excessive noise from your Hitachi Air Compressor can stem from several issues: * Improper installation: Ensure the air compressor is installed on level ground. * Loose V-belt: Re-tighten or replace the V-belt.
  • D
    dylanedwardsAug 17, 2025
    How to fix low discharge pressure in my Hitachi SRL-16.5M6MH Air Compressor?
    • P
      perezangelAug 17, 2025
      Low discharge pressure in your Hitachi Air Compressor can be caused by: * Leaks in the internal air compressor piping: Re-tighten all air compressor pipe fittings. * Leaking safety relief valve: Replace the safety relief valve. * Clogged or dirty intake air filter: Replace the intake air filter element.
  • M
    Mr. Derrick PerryAug 21, 2025
    What to do if my Hitachi SRL-16.5M6MH Air Compressor electric motor will not run?
    • J
      jenniferherreraAug 21, 2025
      If the electric motor of your Hitachi Air Compressor won't run, there are several potential causes: * The power supply might be off: Turn on the power supply. * Broken wires: Replace and/or fix the wiring. * Excessive voltage drop due to improper wire thickness: Replace with a properly sized wire. * Damaged power supply panel fuse: Replace the fuse. * Emergency stop switch activated: Reset the emergency stop switch.
  • G
    gloria96Aug 25, 2025
    What to do if I see a phase reversal error on my Hitachi SRL-16.5M6MH Air Compressor?
    • L
      Laura ThompsonAug 25, 2025
      If your Hitachi Air Compressor displays a phase reversal error, change two of the three incoming power cables.
  • S
    shellytylerAug 28, 2025
    What does maintenance alarm mean for my Hitachi SRL-16.5M6MH Air Compressor?
    • T
      toddsawyerAug 28, 2025
      This alarm is displayed when the total operating hours exceeds 2,500 hours. Carry out inspection and maintenance of the air compressor.
  • M
    Martha MillerSep 1, 2025
    What does scroll head maintenance alarm mean for my Hitachi SRL-16.5M6MH?
    • D
      Dustin PrattSep 1, 2025
      This alarm is displayed when the total operating hours exceeds 9,500 hours (145PSIG Model : 4,500 hours). Carry out inspection and maintenance of the scroll head.
  • M
    Margaret GraySep 5, 2025
    What does overhaul alarm mean for my Hitachi SRL-16.5M6MH Air Compressor?
    • P
      Philip RamirezSep 5, 2025
      This alarm is displayed when the total operating hours exceeds between 19,000 to 19,500 hours (145PSIG Model : between 9,000 to 9,500 hours). Carry out overhaul of the Scroll Head.
  • M
    Megan ArroyoSep 9, 2025
    What does upper scroll head maintenance shutdown mean for my Hitachi SRL-16.5M6MH?
    • A
      Alicia TrevinoSep 9, 2025
      If the total operating hours exceeds the required maintenance interval, the air compressor ceases operation and this alarm is displayed.

Summary

Attention

Safety Precautions

Details safety measures for safe operation and installation.

Installation Safety Precautions

Operation Safety Precautions

Maintenance and Inspection Safety Precautions

Installation

Installing the Air Compressor

Provides guidelines for installing the air compressor in the environment.

Piping the Air Compressor

Details how to connect the air compressor to the piping system.

Wiring the Air Compressor

Explains the procedures for connecting the main power supply.

Operation

Control Panel Descriptions

Details the functions of buttons and indicators on the control panel.

Start Up

Provides step-by-step instructions for starting the air compressor.

Maintenance and Inspection

Troubleshooting

Wiring Diagram

Hitachi SRL-16.5M6MH Specifications

General IconGeneral
BrandHitachi
ModelSRL-16.5M6MH
CategoryAir Compressor
LanguageEnglish

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