Magnum MMG 230 User Manual

230
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DIESEL GENERATORS
MMG 125 • MMG 155
MMG 180 • MMG 230
OPERATING MANUAL

Magnum MMG 230 Specifications

General

Brand	Magnum
Model	MMG 230
Category	Inverter
Language	English

Summary

General Safety Information

Operating Safety Guidelines

Guidelines for safe operation, including environmental cleanliness and avoiding hazardous conditions.

Engine Safety Precautions

Electrical Safety Procedures

Trailer Towing Safety

Reporting Trailer Safety Defects

Unit Serial Number Identification

Safety Symbol Meanings

Generator Specifications Overview

Unit Dimensions and Drawings

Generator Service Access Points

Main Control Panel Overview

Magnum Digital Controller (MDC) Operation

MDC Control Panel Components

Details the MDC's control panel sections, including switches, keypad, and LEDs.

Generator Monitoring via MDC

Engine Monitoring via MDC

Fine Voltage Adjustment Procedure

Generator Start-Up Procedures

Pre-Start Checklist

Essential checks to perform before attempting to start the generator.

Manual Generator Starting

Step-by-step instructions for manually starting the generator.

Automatic (Remote) Generator Starting

Generator Shutdown Procedure

MDC Information and Reset

MDC Generator Operational Status Codes

MDC Alarm Management

MDC Alarms and Fault Descriptions

John Deere ECU Information

MDC Event History Log

Adjusting Display Backlighting

Resetting Service Time Reminder

Troubleshooting Automatic Shutdowns

Low Fuel Level Shutdown Troubleshooting

Steps to troubleshoot and resolve low fuel level automatic shutdown.

Low Oil Pressure Shutdown Troubleshooting

Steps to troubleshoot and resolve low oil pressure automatic shutdown.

Low Coolant Level Shutdown Troubleshooting

High Coolant Temperature Shutdown Troubleshooting

Overcrank Shutdown Troubleshooting

Overspeed or Underspeed Shutdown Troubleshooting

Generator Output Connections

Voltage Selector Switch (MMG 125-180)

Optional 4-Position Voltage Selector Switch

Changing MMG 230 Output Voltage

Emergency Stop Switch Operation

Main Circuit Breaker Function

Voltage Regulator Explanation

Customer Convenience Outlets

Altitude and Temperature Derating

Remote Start Terminal Block

Engine and Generator Maintenance

Engine Break-In Requirements

Daily and Scheduled Maintenance Checks

Lifting and Moving the Generator

Trailer Towing Instructions

Trailer Wheel Bearing Lubrication

AC Wiring Diagram (MMG 125-180)

AC Wiring Diagram (MMG 230)

DC Wiring Diagram (MMG 125-180)

DC Wiring Diagram (MMG 230)

AC Wiring Diagram with 4-Position Switch (MMG 125-180)

AC Wiring Diagram with 4-Position Switch (MMG 230)

Trailer Lights Wiring Diagram

Service Logbook