DUROMAX DUAL FUEL XP4500IH User Manual

XP4500IH INVERTER GENERATOR
This manual provides information regarding the operation
and maintenance of these products. We have made every
effort to ensure the accuracy of the information in this
manual. We reserve the right to change this product at
any time without prior notice.
5800 Ontario Mills Pkwy
Ontario, CA 91764 USA
www.DuroMaxpower.com
Call our Customer Care Team Toll Free 8-5pm PST Mon-Fri
844-DuroMax
User Manual
REV: XP4500iH-06012021

DUROMAX DUAL FUEL XP4500IH Specifications

General

Engine Displacement	224 cc
Frequency	60 Hz
Starting Wattage	4500 watts
Fuel Type	Gasoline/Propane
Engine Type	4-Stroke OHV
Peak Watts (Gasoline)	4500 watts
Peak Watts (Propane)	4050 W

Summary

The DuroMax Way Philosophy

DuroMax For Home Use

Explains generator use for home comfort and safety during emergencies.

DuroMax For Work Applications

Highlights portable power benefits for job sites and remote locations.

DuroMax For Recreational Play

Details generator utility for outdoor activities like camping, providing comfort and safety.

Introduction to the Generator

Emissions Notice

Informs about EPA emission regulations for small off-road equipment and emission control systems.

General Safety Procedures

Safety Alert Symbol and Definitions

Explains safety alert symbols and defines DANGER, WARNING, and CAUTION for hazard awareness.

Carbon Monoxide Hazards

Warns about poisonous carbon monoxide gas produced by the generator and necessary precautions.

Heat and Exhaust Warnings

Alerts users about high temperatures near the exhaust and the risk of burns from hot surfaces.

General Safety Procedures (Continued)

Flammable Vapor Hazards

Warns about flammable and explosive gasoline vapors and precautions to prevent fire or explosion.

Electrical Shock Hazards

Details the risk of electrocution from generator voltage and emphasizes proper grounding procedures.

Unit and Purchase Information

Serial Number Identification

Explains the location and format of the generator's serial number for identification purposes.

Purchase Receipt Record

Provides space to staple a purchase receipt for future reference, essential for warranty claims.

Quick Start Guide Introduction

Quick Start Guide: Gasoline (Part 1)

Step 1: Add Oil

Instructions for adding the correct type and amount of engine oil to the generator.

Step 2: Add Gasoline

Guide on filling the fuel tank with unleaded gasoline, emphasizing not to overfill.

Step 3: Select Gasoline Fuel

How to switch the fuel selector to the gasoline position for operation.

Step 4: Turn Gas Valve On

Procedure for opening the gas valve to supply fuel to the engine.

Step 5: Turn Breaker Off

Instructions to turn off the main breaker to prevent accidental load during starting.

Quick Start Guide: Gasoline (Part 2)

Step 6: Turn Low Idle Off

How to disable the low idle mode for optimal starting.

Step 7: Turn Start Switch On

Activating the start switch to prepare the engine for ignition.

Step 8: Press Start Button

The procedure for pressing the start button to initiate engine startup.

Step 9: Turn Breaker On

Re-engaging the main breaker to enable power output to receptacles.

Step 10: Connect Devices

Guidance on connecting electrical devices to the generator's receptacles.

Quick Start Guide: Propane (Part 1)

Step 1: Add Oil

Instructions for adding the correct type and amount of engine oil to the generator.

Step 2: Connect Propane Hose

How to connect the propane hose to the generator and the propane tank.

Step 3: Select LPG Fuel

Switching the fuel selector to the LPG position for propane operation.

Step 4: Turn Gas Valve Off

Procedure for turning off the gas valve for gasoline supply before using propane.

Step 5: Turn Breaker Off

Instructions to turn off the main breaker to prevent accidental load during starting.

Quick Start Guide: Propane (Part 2)

Step 6: Turn Low Idle Off

How to disable the low idle mode for optimal starting.

Step 7: Turn Start Switch On

Activating the start switch to prepare the engine for ignition.

Step 8: Press Start Button

The procedure for pressing the start button to initiate engine startup.

Step 9: Turn Breaker On / Connect

Re-enabling the main breaker and connecting devices to the generator.

Generator Components (Part 1)

Oil Compartment

Access point for filling or draining engine oil from the crankcase.

Recoil Handle

Used to manually start the generator by pulling the cord.

Handle

Provides leverage for steering and moving the generator.

Fuel Tank and Cap

Houses the gasoline fuel and its cap for access.

Fuel Panel

Contains fuel valve, fuel switch, and propane inlet for fuel selection and control.

Wheels

Solid wheels designed for easy transportation over various terrains.

Multimeter

Displays generator status like fuel level, hours run, voltage, and load.

Circuit Breaker

Resettable switch protecting against electrical overload.

Battery Tender

Keeps the battery charged during storage using the included charger.

120v GFCI Receptacle

Outlet for connecting 120V, 60Hz AC devices, featuring Ground Fault Circuit Interrupter protection.

120v 30A RV Receptacle

A 120V, 30A receptacle suitable for RV connections.

Generator Components (Part 2)

Start Up Switch

Powers the starter and panel, preventing accidental starting.

Parallel Ports

Allows combining output of two generators for maximum power.

USB Outlets

Provides 5V DC output via USB-A and USB-C for charging devices.

Low Idle Control

Reduces engine speed to match load, saving fuel and noise.

Start Button

Initiates and shuts down the generator engine.

CO Alert System

Shuts down the engine in case of dangerous carbon monoxide buildup.

Package Contents

Double Sided Screw Driver

A dual-head screwdriver for general maintenance and assembly tasks.

Spanner Wrench Set

Assorted wrenches for generator maintenance and assembly, typically 8mm and 12mm.

Spark Plug Wrench

Tool for spark plug maintenance, inspection, and installation.

Oil Funnel with Hose

Facilitates adding oil to the generator without spills.

Battery Tender

Device used to charge the generator's battery during storage periods.

Plug Ends for Receptacles

Connectors for generator receptacles, useful for making or rewiring cords.

Generator Setup Introduction

Generator Setup: Battery Connection

Remove Battery Cover

Instruction to remove the battery cover plate by unscrewing it.

Connect Negative Cable

Guide to connect the negative battery cable securely to the terminal.

Reinstall Battery Plate

Steps to cover the terminal and reattach the battery cover plate.

Generator Setup: Adding Oil

Add Engine Oil

Detailed steps for adding the correct amount of 10W-30 engine oil to the crankcase.

Generator Setup: Adding Gasoline

Add Unleaded Gasoline

Procedure for filling the fuel tank with fresh, unleaded gasoline, noting capacity and overfill warning.

Generator Setup: Grounding and Altitude

Attach Grounding Wire

Instructions for connecting a grounding wire to the generator and a grounding rod.

High Altitude Operation

Discusses performance impacts and necessary carburetor modifications for high altitude use.

Starting the Generator Introduction

Before Starting: Check Oil Level

Check Engine Oil

Steps to verify the engine oil level using the dipstick before operation.

Before Starting: Check Fuel Level

Check Fuel Level

How to check the gasoline level in the fuel tank using the gauge and safety warnings.

Starting Generator: Gasoline (Part 1)

Select Gasoline Fuel

Setting the fuel source selector to gasoline.

Turn Gas Valve On

Opening the fuel valve to allow gasoline flow to the engine.

Shut Breaker Off

Turning the main breaker off to prevent load during starting.

Turn Low Idle Off

Disabling the low idle feature for proper starting.

Starting Generator: Gasoline (Part 2)

Turn Start Switch On

Engaging the start switch to prepare for engine ignition.

Press Start Button

Initiating engine start by pressing the start button.

Turn Breaker On

Re-enabling the main breaker to supply power to receptacles.

Starting Generator: Propane (Part 1)

Connect Propane Hose

Connecting the propane hose to the generator and tank.

Select LPG Fuel

Setting the fuel selector to LPG for propane use.

Turn Gas Valve Off

Closing the gasoline valve when switching to propane.

Turn Breaker Off

Disabling the main breaker before starting.

Starting Generator: Propane (Part 2)

Turn Low Idle Off

Disabling low idle for optimal propane starting.

Turn Start Switch On

Engaging the start switch for propane ignition.

Press Start Button

Starting the engine by pressing the start button.

Turn Breaker On / Connect Devices

Re-enabling breaker and connecting loads after engine starts.

Starting Generator: Propane Safety

Starting Generator: Remote Start (Part 1)

Select Fuel Source

Choosing between gasoline or LPG using the fuel selector switch.

Turn Gas Valve Off/On

Adjusting the gas valve for the selected fuel type.

Turn Breaker On

Enabling power output by flipping the main breaker up.

Turn Low Idle Off

Disabling the low idle feature for efficient starting.

Starting Generator: Remote Start (Part 2)

Turn Start Switch On

Activating the start switch to prepare the generator for remote starting.

Press Start Button

Initiating the generator start sequence using the remote start button.

Using the Generator Introduction

Using the Generator: AC Usage

Connecting Loads to Generator

Plug in Devices

Guide on connecting electrical devices to appropriate receptacles.

Turn Breaker On

Re-enabling the main breaker to supply power.

Turn on Connected Devices

Instructions for powering on appliances, starting with the largest loads.

Choosing the Right Power Cord

Parallel Usage

Maintenance and Care Introduction

Maintenance and Care: Schedule and Warnings

Maintenance Schedule

Outlines recommended maintenance tasks and their frequency based on usage hours/time.

Maintenance Log

Maintenance: Checking the Oil

Check Engine Oil Level

Detailed steps for checking the generator's engine oil level using the dipstick.

Maintenance: Changing the Oil

Maintenance: Cleaning the Air Filter (Part 1)

Maintenance: Cleaning the Air Filter (Part 2)

Maintenance: Spark Plug Maintenance (Part 1)

Maintenance: Spark Plug Maintenance (Part 2)

Maintenance: Storage and Transportation

Specifications

Troubleshooting Introduction

Troubleshooting Common Issues

Warranty Information

3-Year Parts Warranty

Details the warranty coverage period and conditions for original purchasers.

Warranty Exclusions

Lists conditions and faults not covered by the manufacturer's warranty.

Warranty Limitations

States limitations on manufacturer liability, such as loss of time or incidental damages.

Warranty: Emission Control Systems

EPA and California Emission Warranty

Explains the warranty for emission control systems as per US EPA and California regulations.

Manufacturer's Warranty Coverage

Outlines the owner's responsibility for performance and maintenance of the engine.

Defects Warranty Requirements

Specifies conditions and requirements for warranty claims related to defects.

Warranty: Defect Coverage Details

Exhaust Emission Warranty Parts List

Customer Service and Support