Wen DF475X Instruction Manual
  1. Manuals
  2. Brands
  3. Wen Manuals
  4. Portable Generator
  5. DF475X
  6. Instruction manual

Wen DF475X Instruction Manual

4750-watt dual fuel generator
Hide thumbs
Table of Contents

Advertisement

Quick Links

MODEL DF475X
4750-WATT
DUAL FUEL GENERATOR
Instruction Manual
NEED HELP? CONTACT US!
Have product questions? Need technical support? Please feel free to contact us:
1-800-232-1195 (M-F 8AM-5PM CST)
TECHSUPPORT@WENPRODUCTS.COM
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.
WENPRODUCTS.COM
For replacement parts and the most up-to-date instruction manuals, visit

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the DF475X and is the answer not in the manual?

Questions and answers

Michael Harrison
February 6, 2025

What is the noise rating?

0
1 comments:
Mr. Anderson
February 10, 2025

The noise level for the WEN DF475X is unspecified.

This answer is automatically generated

0

Related Manuals for Wen DF475X

Summary of Contents for Wen DF475X

  • Page 1 1-800-232-1195 (M-F 8AM-5PM CST) TECHSUPPORT@WENPRODUCTS.COM 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.

  • Page 2: Table Of Contents

    CONTENTS WELCOME Specifications ....................3 Introduction ..................... 4 SAFETY General Safety Rules ..................5 Generator Safety Warnings ................7 BEFORE OPERATING Know Your Generator ..................10 Unpacking & Packing List ................12 Assembly & Adjustments ................13 Generator Preparation ..................14 OPERATION &...

  • Page 3: Welcome

    SPECIFICATIONS GENERATOR Model Number DF475X Gasoline: 3800 Watts Rated Wattage LPG: 3500 Watts Gasoline: 4750 Watts Surge Wattage LPG: 4350 Watts Phase Single Frequency 60 Hz Rated Voltage AC: 120V/240V, DC: 12V Rated Amperage AC: 32A/16A, DC: 8A Product Dimensions (With Wheel Kit) 23.2 in. x 17.5 in. x 18.5 in. (L x W x H) Product Net Weight (With Wheel Kit) 105.8 Pounds (48 kg)

  • Page 4: Introduction

    INTRODUCTION Thanks for purchasing the WEN 4750-Watt Portable Generator. Refer to the illustration below for the location of the serial number on the specifications label. Record the generator information in the spaces provided below. If assis- tance for information or service is required, please contact customer service by calling 1-800-232-1195, M-F 8-5 CST;...

  • Page 5: Safety

    GENERAL SAFETY RULES WARNING! Read all safety warnings and all instructions. Failure to follow the warnings and instructions may result in electric shock, fire and/or serious injury. Safety is a combination of common sense, staying alert and knowing how your item works. The term “power tool” in the warnings refers to your mains-operated (corded) power tool or battery-operated (cordless) power tool.
  • Page 6 GENERAL SAFETY RULES WARNING! Read all safety warnings and all instructions. Failure to follow the warnings and instructions may result in electric shock, fire and/or serious injury. Safety is a combination of common sense, staying alert and knowing how your item works. The term “power tool” in the warnings refers to your mains-operated (corded) power tool or battery-operated (cordless) power tool.

  • Page 7: Generator Safety Warnings

    GENERATOR SAFETY WARNINGS DANGER! CARBON MONOXIDE Using a generator indoors CAN KILL YOU IN MINUTES. Generator exhaust contains carbon monoxide (CO). This is a poison gas you cannot see or smell. If you can smell the generator exhaust, you are breathing CO. But even if you cannot smell the exhaust, you could be breathing CO.
  • Page 8 GENERATOR SAFETY WARNINGS WARNING! Do not let comfort or familiarity with the product replace strict adherence to product safety rules. Failure to follow the safety instructions may result in serious personal injury. OPERATING ENVIRONMENT 3. If any part of the generator, electrical device or pow- er cord is broken, damaged, or defective, make sure 1.
  • Page 9 GENERATOR SAFETY WARNINGS WARNING! Do not let comfort or familiarity with the product replace strict adherence to product safety rules. Failure to follow the safety instructions may result in serious personal injury. TO MAXIMIZE THE LIFESPAN OF YOUR GENERATOR: We recommend running your generator at least once a month for 20 to 30 minutes.

  • Page 10: Before Operating

    KNOW YOUR GENERATOR TOOL PURPOSE Generators provide you with power when and where you need it most. Refer to the following diagrams to become familiarized with all the parts and controls of your Generator. The components will be referred to later in the manual for assembly and operation instructions.
  • Page 11 KNOW YOUR GENERATOR CONTROL PANEL before s t ar ting Maintenance Rules 1. Drain the carburetor after each use. 2. Run generator at least once a month for 15 minutes. 3. Empty gas tank and disconnect LPG tank before storing for extended periods. 1.

  • Page 12: Unpacking & Packing List

    UNPACKING & PACKING LIST UNPACKING With the help of a friend or trustworthy foe, such as one of your in-laws, carefully remove the generator from the packaging and place it on a sturdy, flat surface. Make sure to take out all contents and accessories. Do not discard the packaging until everything is removed.

  • Page 13: Assembly & Adjustments

    ASSEMBLY & ADJUSTMENTS TO INSTALL THE FEET: Slide two M6x40 bolts (32) through the foot support assembly (43) and the generator frame. Tighten with M6 nuts (45). Repeat for the other foot. TO INSTALL THE WHEELS: NOTE: Connecting/disconnecting the battery’s negative terminal requires removing the right wheel. For your convenience, the battery’s negative terminal has been pre-connected.

  • Page 14: Generator Preparation

    NOTE: Extend the lifespan of your generator by catching the loose metal filaments that naturally build up inside the crank case with the WEN Magnetic Dipstick (Model 55201), avail- able for purchase at wenproducts.com. Lower Fill Line...
  • Page 15 GENERATOR PREPARATION TO CHECK OIL LEVEL (before every subsequent start): Fig. 5 1. Place the generator on a level surface. Make sure the engine is OFF before adding or checking oil. 2. Remove and wipe the dipstick with a clean rag. Upper Limit 3.
  • Page 16 GENERATOR PREPARATION TO ADD GASOLINE: Fig. 6 Fuel Fuel Cap 1. Place the generator on a level surface. Make sure the Gauge engine is OFF before adding or checking the fuel. 2. Unscrew the fuel cap (Fig. 6) and set it aside. The fuel cap may be tight and hard to unscrew.
  • Page 17 GENERATOR PREPARATION FUEL OPTION B: LIQUID PETROLEUM GAS (LPG) (CONT.) NOTE: LPG regulator inlet pressure is approximately 30 PSI at 0 °F, and 218 PSI at 100 °F. • You can use LPG tanks with Type 1, right hand Acme threads with this generator. Verify that the qualification date on tank has not expired.
  • Page 18 GENERATOR PREPARATION STEP 3 - CONNECT THE BATTERY WARNING! BATTERY GIVES OFF EXPLOSIVE HYDROGEN GAS. • Keep battery away from spark, flame, or cigarette. • Do not connect or disconnect battery while generator is running. • Service or use battery only in well ventilated areas. WARNING! Battery contains sulfuric acid.
  • Page 19 GENERATOR PREPARATION STEP 4 - GROUND THE GENERATOR Fig. 10 To reduce the risk of electric shock and to maximize safety, the generator should be properly grounded. Ground the generator by tightening the grounding nut on the front control panel (Fig. 10) against a grounding wire. A generally acceptable grounding wire is a No.

  • Page 20: Operation & Maintenance

    STARTING THE GENERATOR Before starting the generator, make sure you have read and performed the steps in the “Generator Preparation” sec- tion of this manual. If you are unsure about how to perform any of the steps in this manual please call 1-800-232-1195 (M-F 8-5 CST) for customer service.
  • Page 21 STARTING THE GENERATOR BEFORE STARTING THE GENERATOR Fig. 11 1. Verify that the generator is outside on a dry, level sur- face. Allow at least two feet of clearance on all sides of the generator. 2. To maximize safety, check that the generator is properly grounded (see “Ground the Generator”).

  • Page 22: Using The Generator

    USING YOUR GENERATOR CALCULATING THE WATTAGE OF YOUR DEVICE(S) Connect electrical devices running on AC current according to their wattage requirements. Calculate the total run- ning wattage and starting wattage of the device(s) you wish to connect, and MAKE SURE that they are within the capacity of your generator and the capacity of each individual outlet.
  • Page 23 USING YOUR GENERATOR CALCULATING THE WATTAGE OF YOUR DEVICE(S) - CONTINUED The chart below serves as a reference for the estimated wattage requirements of common electrical devices. How- ever, do not solely rely on this chart - all electronics and appliances are built differently. Always check the wattage listed on the electrical device before consulting this chart.
  • Page 24 USING YOUR GENERATOR CONNECTING ELECTRICAL DEVICES CAUTION: Become familiar with the functions and capacity of each component on the control panel (page 11) before connecting electrical devices. Do not overload generator or individual panel receptacles. Do not connect 50Hz or 3-phase loads to the generator. Follow the steps below to properly connect your device(s) to the generator: 1.
  • Page 25 • The CO sensor has a lifetime of about 7 years, and is capable of monitoring its lifetime. If your generator shows an error light several years after purchase, it may be time to replace the CO sensor. Contact WEN customer service...

  • Page 26: Shutting Off The Generator

    USING YOUR GENERATOR CHANGING FUELS 1. Before changing the fuel source, make sure the generator is turned off or running under half-load. Do not change fuel when generator is over half-load. 2. If switching from LPG to gasoline, turn off the LPG tank valve and disconnect LPG fuel tank from generator. Then turn ON the fuel valve.

  • Page 27: Maintenance

    MAINTENANCE RECOMMENDED MAINTENANCE SCHEDULE Proper routine maintenance of the generator will help prolong the life of the machine. Please perform maintenance checks and operations according to the maintenance schedule below, Table 4. If there are any questions about the maintenance procedures listed in this manual, please contact customer service at 1-800-232-1195 (M-F 8-5 CST), or email techsupport@wenproducts.com.
  • Page 28 MAINTENANCE CLEANING THE GENERATOR Keep the generator clean to prevent improper operation or machine damage from dirt and debris. Inspect all ventila- tion openings on the generator. These openings must be kept clean and unobstructed. If the generator becomes dirty, use a damp cloth to wipe exterior surfaces. Use a soft bristle brush to loosen dirt and oil and use a vacuum to pick up loose dirt.
  • Page 29 MAINTENANCE CHECKING/ADDING OIL Check the oil level before each use and every 8 hours of operation. The oil capacity of the generator engine is 20.3 fl. ounces. Add oil when the oil level is low. For proper type and weight of oil refer to “add oil” portion of the “Generator Preparation” section. This is a critical step for proper engine starting.
  • Page 30 MAINTENANCE AIR FILTER MAINTENANCE Check every 50 hours of operation (refer to Recommended Maintenance Schedule). Routine maintenance of the air filter helps maintain proper airflow to the carburetor. Occasionally check that the air filter is free of excessive dirt. Clean air filter more frequently in dirty or dusty conditions To inspect and clean the air filter: Fig.
  • Page 31 MAINTENANCE SPARK PLUG MAINTENANCE Refer to Recommended Maintenance Schedule for maintaining the spark plug. The spark plug is important for proper engine operation. Check the spark plug regularly to maintain proper engine operation. A good spark plug should be intact, free of deposits, and properly gapped. To inspect or replace the spark plug: Fig.
  • Page 32 MAINTENANCE BATTERY MAINTENANCE/STORAGE The battery (part no. DF475-041) shipped with the generator has been fully charged. The battery will receive charge when the engine is running. Remember to run the generator once a month for 20-30 minutes to charge the battery. A charged battery will allow you to start the generator using the electric start switch during your next time of need.
  • Page 33 MAINTENANCE TESTING THE GFCI OUTLETS Fig. 22 Test the GFCI outlets monthly. The GFCI outlets have two buttons between the re- ceptacles (refer to Fig. 22): • RESET (upper) • TEST (lower) To test: 1. Start the generator according to the instructions in this manual. Wait a few min- utes for the generator to stabilize its speed and voltage output.

  • Page 34: Transportation & Storage

    TRANSPORTATION & STORAGE TRANSPORTING THE GENERATOR To prevent fuel spillage when transporting, be sure to perform the following to your generator: 1. Tighten the fuel cap and make sure the fuel valve is turned OFF. 2. Make sure the engine switch is in the OFF position. 3.

  • Page 35: Troubleshooting Guide

    Refer to “CO Sensor Information” on p. 25. CO sensor disconnected, re- Connect or install the CO sensor. If an error is shown, contact WEN custom- moved, or faulty. er service for assistance. Also refer to “CO Sensor Information” on p. 25.

  • Page 36: Wiring Diagram

    WIRING DIAGRAM...

  • Page 37: Exploded View & Parts List

    EXPLODED VIEW & PARTS LIST GENERATOR...
  • Page 38 EXPLODED VIEW & PARTS LIST GENERATOR Part No. Description Qty. Part No. Description Qty. Control Panel DF475X-001 Alternator Assembly DF475X-029ASM Assembly Carbon Brush DF475-001.1 Assembly 29.1 DF475-029.1 Ignition Switch DF475-002 Motor Stand N.P. P55340 Starter Key (set of 2) DF475-003 Switch Dial Assembly 29.2...
  • Page 39 Fuel Line Clip Ø10 DF475-045 Nut M6 DF475-064 Nut M8 DF475-046 Bolt M8X16 DF475-065 Tooth Type Gasket Ø6 DF475-047 Clip Ø12 DF475X-066 CO Sensor Module DF475-048 Wheel Axle DF475-067 Handle Rubber DF475-049 Handle Connector DF475X-068ASM Engine Assembly DF475-050 Muffler Bracket...
  • Page 40 EXPLODED VIEW & PARTS LIST ENGINE...
  • Page 41 DF475-129 Carburetor Stud Bolt DF475-103 Oil Seal DF475-130 Stud Bolt DF475-104 Governor Assembly DF475-131 Carburetor Assembly DF475-105 Governor Arm Shaft DF475X-132 Fuel Line Governor Arm Shaft DF475-133 Fuel Line Clip Ø7.5 DF475-106 Washer DF475-134 Governor Arm DF475-107 Lock Pin DF475X-135...
  • Page 42 DF475-162 Governor Rod DF475-171 Dipstick Throttle Return DF475-172 Bolt M6x30 DF475-163 Spring DF475-173 Flywheel Assembly Recoil Starter Starting Motor DF475X-164 DF475-174 Assembly Assembly Upper Shroud DF475-175 Adjuster Rocker Arm DF475-165 Assembly DF475-176 Dustproof Sheet DF475-166 Air Filter Assembly Low Pressure Hose DF475X-177 N.P.

  • Page 43: Warranty Statement

    Contact techsupport@wenproducts.com or 1-800-232-1195 with the following information to make arrangements: your shipping address, phone number, serial number, required part numbers, and proof of purchase. Damaged or defective parts and products may need to be sent to WEN before the replacements can be shipped out.
  • Page 44 THANKS FOR REMEMBERING V. 2021.10.18...

Table of Contents

Save PDF