EasyManua.ls Logo

Magnum MLT 4250 User Manual

Magnum MLT 4250
76 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
OPERATING/PARTS MANUAL
MLT 4250

Table of Contents

Question and Answer IconNeed help?

Do you have a question about the Magnum MLT 4250 and is the answer not in the manual?

Magnum MLT 4250 Specifications

General IconGeneral
Fuel TypeGasoline
Engine Displacement (cc)212
Starting SystemRecoil
Frequency60 Hz
Fuel Tank Capacity (gal)4.0
Engine Type4-Stroke OHV
Noise Level68 dB
AC Output120/240V
Voltage120/240V
DC Output12V
Outlets2x 120V 20A (5-20R), 1x 120/240V 30A (L5-30R)

Summary

Introduction

Safety Notes

Operating Safety

Instructions and precautions for operating the light tower safely and preventing injury.

Engine Safety

Safety guidelines for operating and fueling internal combustion engines to prevent injury or death.

Service Safety

Safety precautions for servicing the unit, emphasizing high voltage and electrical hazards.

Towing Safety

Care and precautions required for safely towing the light tower trailer.

Reporting Trailer Safety Defects

Procedure for reporting safety defects to NHTSA and Magnum Products LLC.

Unit Serial Number Locations

Identifies locations of unit and trailer ID tags for important information recording.

Safety Symbol Summary

Specifications

Exterior Locations

Main Control Panel Components

Magnum Digital Controller (MDC)

MDC Panel Sections Overview

Describes the control toggle, operation keypad, LCD window, diagnostics keypad, and status LEDs.

Liquid Crystal Display (LCD)

Explains how the LCD window displays generator and engine status information.

Diagnostics Keypad

Details the functions of the ▲, ▼, PAGE SELECT, and ENTER buttons on the diagnostics keypad.

Status Indicator LEDs

Explains the meaning of the status LEDs indicating generator operational status.

Generator Monitoring

Engine Monitoring

"Running" Screen Details

Describes how to view various operational screens like "Running", "Password", and "History".

"Password" Screen Details

Details navigating and viewing settings and parameters using the password-protected screens.

"History" Screen Details

Explains accessing and viewing historical alarm and shutdown codes from the unit's performance log.

Fine Voltage Adjustment

Magnum Digital Controller (MDC) Information Displays, Functions and Reset

Generator Operational Status Codes

Lists and defines the codes indicating the generator's current operational state.

Alarm Management

Describes the types of alarms (Sensor fail, Warning, Shut down) the MDC can display.

List of Possible Alarms and Descriptions

Provides a detailed table of shutdown and warning fault conditions with their descriptions.

History File Records

Details the structure and abbreviations used for recording historical events in the MDC controller.

Adjusting the Display Back Lighting

Resetting the "Time to Service" Reminder

Step-by-step procedure to reset the service reminder after maintenance is performed.

Generator Output Connection Lugs

Voltage Selector Switch

Auxiliary Outlets

Voltage Regulation

Explains the electronic voltage regulator's function in controlling generator output voltage.

Emergency Stop Switch

Details the location, function, and operation of the emergency stop switch for immediate shutdown.

Main Circuit Breaker

Remote Start Terminal Block

Describes the terminal block for connecting a remote start switch for generator operation.

Transfer Switch

Discusses the use of a transfer switch for standby power, highlighting isolation and backfeed dangers.

Light Tower Set-up

Raising the Tower

Raising Tower with Optional Electric Winch

Instructions for raising the tower using the optional electric winch system.

Light Tower Start Up

Pre-Start Check List

A detailed checklist of items to verify before attempting to start the light tower.

Manual Starting of the Light Tower

Step-by-step instructions for starting the generator manually from the control panel.

"Auto" (Remote) Starting of the Light Tower

Guide for starting the generator remotely using a dry-contact closure switch.

Light Operation

Shutting Down the Light Tower

Steps for safely shutting down the light tower and its components after use.

Lowering the Tower

Lowering Tower with Optional Electric Winch

Procedures for lowering the tower when equipped with the electric winch option.

Removing the Lights for Transportation

Towing the Trailer

Procedures and safety checks for preparing the trailer for towing, including jack and light checks.

Trailer Wheel Bearings

Information on lubricating the trailer wheel bearings using the grease zerk fittings.

Lifting the Trailer

General Maintenance

Essential maintenance tasks and safety precautions to ensure safe and proper equipment operation.

Engine Maintenance

Optional Lower Radiator Hose Heater Use and Maintenance

Guidelines for operating and maintaining the optional engine coolant heater.

Derating for Altitude

Troubleshooting Shutdown Conditions

Guides for diagnosing and resolving common engine shutdown conditions like low oil pressure or high temperature.

Troubleshooting the Lights

Unit Decals

Manual Winch Mast Assembly

Electric Winch Mast Assembly

Frame and Components

Generator Assembly

Mast Junction Box Assembly - Hard Wired Lights

Mast Junction Box Assembly - Quick Disconnect Lights

Enclosure Assembly

Auxiliary Outlet Panel Assembly

Auxiliary Outlet Panel Options

Oval Light Assembly

Engine Cooling Assembly

Engine Assembly

Control Panel Assembly

Control Box Assembly

Lug Door Assembly

Trailer Lights Wiring Diagram

AC Wiring Diagram

DC Wiring Diagram

AC Wiring Panel Options

DC Circuit Wiring Diagram, Dual Electric Winch

Mast Junction Box Wiring Diagram

Related product manuals