Okuma MIV22-3 PU Maintenance Manual
Okuma MIV22-3 PU Maintenance Manual

Okuma MIV22-3 PU Maintenance Manual

Drive unit motion control system (mcs) / (mcsii)
Table of Contents

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Summarization of Contents

Safety Precautions
General Safety Instructions
Details essential safety rules for preventing accidents and unit damage.
Warning Indicators
Explains symbols (DANGER, WARNING, CAUTION, NOTICE) and their safety meanings.
SECTION 1 INVERTER UNIT (MIV UNIT)
System Configuration
Overview of the MIV unit and its system connections.
Classification of MIV Units
Explains unit naming conventions and types.
Designation of MIV Units
Details the coding system for MIV unit names.
Configuration of MIV Units
Lists component parts for MIV units by motor type.
Construction of MIV Units
Illustrates the internal structure of various MIV unit models.
MIV Unit Selection Tables by Motor Types
Guides selection of MIV units based on motor specifications.
Cautions on Changing Units
Provides critical precautions before and during unit replacement.
General Precautions
Covers capacitor discharge and unit type matching for safe replacement.
Unit Replacement Procedure
Outlines steps for replacing specific MIV unit models.
Indication of Operating Status
Explains status displays on the 7-segment LED.
Arrangement of Status Indicating LED
Shows the location of LEDs on different MIV unit types.
Contents of Indication
Details normal and alarm status indications.
Error Number Tables
Lists error codes, descriptions, and corrective actions.
Exception Error Number Table
Details specific exception errors and troubleshooting steps.
Alarm Number Table
Lists alarm codes, descriptions, and corrective actions.
Warning Number Table
Lists warning codes, descriptions, and corrective actions.
Controller ID Number
Explains how to set controller ID numbers for network communication.
Controller ID No. Tables
Provides tables for assigning controller IDs to axes.
Description of Waveform Monitor
Explains how to monitor servo waveforms using MIV units.
MIV Unit for Feed Axes/Turrets/Machine Axes
Details monitor terminals and signals for feed axis units.
Arrangement of Monitor Terminals
Shows terminal layout for feed axis monitor signals.
Monitor Signals
Describes signals available from feed axis monitor terminals.
MIV Unit for Spindle/M-tool Spindle/Sub Spindle
Details monitor terminals and signals for spindle units.
Arrangement of Monitor Terminals
Shows terminal layout for spindle monitor signals.
Monitor Signals
Describes signals available from spindle monitor terminals.
SWM Monitor Unit
Explains the connection and use of the SWM monitor unit.
Connection
Guides the connection of the SWM monitor unit to MIV units.
Layout of Monitor Terminals
Shows terminal layout for SWM monitor signals.
Description of Monitor Terminal Signals
Describes signals from SWM monitor terminals.
Connection
Details system connection diagrams and connector pinouts.
System Connection
Shows overall system connection diagrams.
Terminal Block Screw Size
Specifies screw sizes for terminal blocks.
Connectors
Lists connector names, types, and pin layouts.
MIV Unit External Dimensions
Provides physical dimensions and weights of MIV units.
MIV Unit (1-axis Specification) for BL Motors
Lists dimensions and weights for 1-axis BL motor units.
MIV Unit (2-axis Specification) for BL Motors
Lists dimensions and weights for 2-axis BL motor units.
MIV Unit (1-axis Specification) for VAC Motors
Lists dimensions and weights for 1-axis VAC motor units.
SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT)
System Configuration
Overview of the DC power supply unit and its system connections.
Classification of DC Power Supply Units
Explains unit naming conventions based on regeneration method and capacity.
Designation of DC Power Supply Units
Details the coding system for DC power supply unit names.
Configuration of Power Supply Units
Lists component parts for MPS and MPR units.
Construction of Power Supply Units
Illustrates the internal structure of MPS and MPR units.
Cautions on Changing Units
Provides critical precautions for replacing DC power supply units.
Indication of Operating Status
Explains status displays on the 7-segment LED for MPS/MPR units.
Arrangement of Status Indicating LED
Shows LED locations and indicators on MPS/MPR units.
Contents of Indication
Details normal and alarm status indications for MPS/MPR units.
Error Number Tables
Lists error codes, descriptions, and corrective actions for power supply units.
Controller ID Number
Explains controller ID setting for MPS units and notes its absence in MPR units.
Description of Monitor Terminals
Explains how to monitor voltage and current using MPS unit terminals.
Arrangement of Monitor Terminals
Shows terminal layout for MPS unit monitor signals.
Monitor Signals
Describes signals available from MPS unit monitor terminals.
DC Power Supply Unit External Dimensions
Provides physical dimensions and weights of MPS and MPR units.
MPS Unit
Lists dimensions and weights for MPS units.
MPR Unit
Lists dimensions and weights for MPR units.
SECTION 3 Appendix 1. Procedure for Replacing External Cooling Fan
Diagnosis of Trouble
Identifies symptoms indicating a faulty cooling fan.
Part Number
Lists part numbers for replacement cooling fans.
Replacement Procedure
Step-by-step guide for replacing cooling fans.
Procedure for Replacing MIV06 to MIV22 and MPS10 to MPS30 Fan
Detailed steps for replacing fans in smaller units.
Procedure for Replacing MIV30, MIV45, MPS45 and MPS60 Fan
Detailed steps for replacing fans in larger units.
Cautions
Notes on handling drip-proof bushings during fan replacement.

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