Wen DF475X

4750-WATT
DUAL FUEL GENERATOR
Instruction Manual
IMPORTANT: Your new tool has been engineered and manufactured to WEN’s highest standards for dependability,
ease of operation, and operator safety. When properly cared for, this product will supply you years of rugged,
trouble-free performance. Pay close attention to the rules for safe operation, warnings, and cautions. If you use
your tool properly and for its intended purpose, you will enjoy years of safe, reliable service.
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MODEL DF475X

Wen DF475X Specifications

General

Model	DF475X
Type	Portable Generator
Starting Watts	4750 W
Rated Watts	3800 W
Fuel Type	Gasoline
Engine Type	4-stroke OHV
Engine Displacement	224 cc
Low Oil Shutdown	Yes
CARB/EPA Compliant	Yes
Max Power	4750 W
Fuel Tank Capacity	4 gallons
Run Time at 50% Load	11 hours
AC Outlets	2 x 120V 20A
DC Output	12V/8.3A
Starting System	Recoil

Summary

Specifications

Introduction

Service Record

Log for maintenance and service history.

General Safety Rules

Work Area Safety

Safety rules for the operating environment.

Electrical Safety

Precautions for electrical hazards.

Personal Safety

Operator safety guidelines.

Power Tool Use and Care

Proper usage and maintenance advice.

Service

Information on professional servicing.

California Proposition 65 Warning

Health advisory for California residents.

Generator Safety Warnings

DANGER! CARBON MONOXIDE

Critical warning about CO poisoning risk.

WARNING! RISK OF EXPLOSION. HIGHLY FLAMMABLE

Hazard warning for flammable vapors.

OPERATING ENVIRONMENT

Safety considerations for the generator's location.

GENERATOR OPERATION

Safe operating procedures for the generator.

GENERATOR PREPARATION

Essential steps before starting the generator.

Know Your Generator

Tool Purpose

Understanding the generator's function and applications.

Control Panel

Detailed description of the generator's control panel.

Unpacking & Packing List

Unpacking

Instructions for safely removing the generator from packaging.

Packing List

List of all included accessories and parts.

Assembly & Adjustments

To Install the Feet

Steps to attach the generator's support feet.

To Install the Wheels

Instructions for mounting the generator wheels.

To Install the Handle

Guide for attaching the generator's handle.

Generator Preparation

Step 1 - AddCheck Oil

Procedure for checking and adding engine oil.

Engine Oil Recommendations

Guidance on selecting the correct engine oil.

Step 2 - AddCheck Fuel

Procedure for checking and adding fuel.

Fuel Option A: Gasoline

Specific instructions for using gasoline.

Fuel Option B: Liquid Petroleum Gas (LPG)

Specific instructions for using LPG.

Step 3 - Connect the Battery

Steps to connect the generator's battery.

Step 4 - Ground the Generator

Procedure for properly grounding the generator.

High Altitude Operation Above 2000 Feet

Considerations for operating at high altitudes.

Starting the Generator

Before Starting the Generator

Pre-start checks and safety reminders.

Starting the Generator

Step-by-step guide to starting the generator.

Using Your Generator

Calculating the Wattage of Your Device(s)

How to determine device power needs.

Connecting Electrical Devices

Procedure for connecting devices to the generator.

CO Sensor Information

Explanation of the carbon monoxide sensor system.

Changing Fuels

Instructions for switching between gasoline and LPG.

Shutting Off the Generator

Steps to safely turn off the generator.

Maintenance

Recommended Maintenance Schedule

Schedule for routine generator upkeep.

Cleaning the Generator

Procedures for cleaning the generator exterior.

Draining the Carburetor

Steps to drain the carburetor.

CheckingAdding Oil

Routine check and addition of engine oil.

DrainingChanging Oil

Procedure for draining and changing engine oil.

Air Filter Maintenance

How to inspect and clean the air filter.

Spark Arrestor Maintenance

Maintenance of the spark arrestor.

Spark Plug Maintenance

Inspection and replacement of the spark plug.

Battery MaintenanceStorage

Care and storage guidelines for the battery.

Draining the Fuel Tank

Procedure for draining the fuel tank.

Testing the GFCI Outlets

Monthly testing procedure for GFCI outlets.

Transportation & Storage

Transporting the Generator

Safety guidelines for moving the generator.

Storing the Generator

Procedures for storing the generator.

Product Disposal

Guidelines for responsible disposal.

Troubleshooting Guide

Wiring Diagram

Exploded View & Parts List

Generator

Visual breakdown and parts list for the generator.

Engine

Visual breakdown and parts list for the engine.

Warranty Statement