Wen PW2800 Instruction Manual
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Wen PW2800 Instruction Manual

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MODEL PW2800
2800 PSI
PRESSURE WASHER
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

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Luke dresnin
March 21, 2025

Can i adjust the pressure washer to make less psi, safe enough to use it on a car?

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Summary of Contents for Wen PW2800

  • 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 Safety Information ................... 5 Pressure Washer Safety Warnings ..............6 BEFORE OPERATING Unpacking & Packing List ................8 Know Your Pressure Washer ................9 Pressure Washer Preparation ................ 10 OPERATION & MAINTENANCE Operating Your Pressure Washer ..............

  • Page 3: Welcome

    SPECIFICATIONS PRESSURE WASHER Model Number PW2800 Maximum Pressure 2800 PSI Maximum Flow 2.3 GPM Nozzles 0°, 25°, 40°, Soap Nozzle Gun to Lance Connection M22-1.5 threaded Gun to Hose Connection M22-1.5 threaded Lance Length 20-Inch Stainless Lance to Nozzle Connection...

  • Page 4: Introduction

    Record the pressure washer information in the spaces provided below. If assistance for information or service is required, please contact customer service by calling 1-800-232-1195, M-F 8-5 CST; you will be asked to provide the following generator information when calling. Pressure Washer Model Number: PW2800 Date of Purchase: ______________________________________________ Purchased From: _______________________________________________...

  • Page 5: Safety

    WEN reserves the right to change this product and specifications at any time without prior notice. At WEN, we are continuously improving our products. If you find that your tool does not exactly match this manual, please visit wenproducts.com for the most up-to-date manual or contact customer service at 1-800-232-1195, M-F 8-5 CST.

  • Page 6: Pressure Washer Safety Warnings

    PRESSURE WASHER SAFETY WARNINGS DANGER: CARBON MONOXIDE Using a pressure washer indoors CAN KILL YOU IN MINUTES. Pressure washer exhaust contains carbon monoxide (CO). This is a poison gas you cannot see or smell. If you can smell the pressure washer exhaust, you are breathing CO.
  • Page 7 Attach all hoses before starting the engine. SAVE THESE INSTRUCTIONS – This manual contains important instructions for the WEN® Pressure Washer that should be followed during installation and maintenance of the pressure washer.

  • Page 8: 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 pressure washer 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 9: Know Your Pressure Washer

    KNOW YOUR PRESSURE WASHER TOOL PURPOSE Pressure washers put dirt and grime under some real pressure, literally. Refer to the following diagrams to become familiarized with all the parts and controls of your pressure washer. The components will be referred to later in the manual for assembly and operation instructions.

  • Page 10: Pressure Washer Preparation

    PRESSURE WASHER PREPARATION ATTACHING FOOT ASSEMBLY (FIG. 1) 1. Raise or tilt pressure washer so you can line up foot with the hole located at the center of the frame. 2. Align the rubber foot (Fig. 1 - 1) with the hole in the frame.
  • Page 11 PRESSURE WASHER PREPARATION ADD ENGINE OIL The pressure washer is shipped without oil. User must add the proper amount of 5W-30, 10W-30 oil before operating the pressure washer for the first time. The oil capacity of the SYNTHETIC 5W-20, 10W-30 engine crankcase is 14.3 fl.
  • Page 12 PRESSURE WASHER PREPARATION ADDING GASOLINE WARNING: This pressure washer may emit highly flammable and explosive gasoline vapors, which can cause severe burns or even death if ignited. A nearby open flame can lead to explosion even if not directly in contact with gasoline. Use fresh (within 30 days from purchase), lead-free gasoline with a minimum of 87 octane rating.

  • Page 13: Operation & Maintenance

    PRESSURE WASHER PREPARATION CONNECTING GARDEN HOSE TO PRESSURE WASHER (FIG. 8) 1. Run water through the hose for a few seconds to flush any debris from the hose. 2. Inspect water inlet screen (Fig. 8 - 2) and remove any debris.
  • Page 14 OPERATING YOUR PRESSURE WASHER STARTING PRESSURE WASHER (FIG. 10 & 11) 1. Place pressure washer on a level surface. Turn on water. 2. Purge the system’s pump of air by releasing the safety and squeezing the trigger of the spray gun. At- tach lance to spray gun.
  • Page 15 OPERATING YOUR PRESSURE WASHER USING THE SPRAY GUN (FIG. 13) Flip the lock tab (Fig. 13 - 1) behind the trigger up or down until it clicks to apply or remove the safety. Pull back on the trigger (Fig. 13 - 2) to begin operating pressure washer.

  • Page 16: Maintenance

    MAINTENANCE Proper routine maintenance of the pressure washer will help prolong the life of the machine. Please perform maintenance checks and operations according to the schedule in the chart below. If there are any questions about the maintenance procedures listed in this manual, please call: (800)-232-1195 M-F 8-5 CST.
  • Page 17 MAINTENANCE AFTER EACH USE 1. Shut off engine and turn off water supply. Release water pressure by pointing spray gun in a safe direction and squeezing the trigger. Max Oil Level 2. Disconnect high pressure hose, spray gun, and nozzle. Drain water from items and use a rag to wipe down the Min Oil Level outside of the hose and spray gun.
  • Page 18 MAINTENANCE CHANGING/ADDING OIL (FIG. 16) Change the oil according to the Recommended Maintenance Schedule. Change the oil when the engine is warm to allow for complete drainage. Change oil more often if operating under heavy load or high ambient temperatures. It is also necessary to drain the oil from the Oil Drain Plug crankcase if it has become contaminated with water or dirt.
  • Page 19 MAINTENANCE 3. Unscrew the carburetor drain plug to drain the carburetor (Fig. 20). Be sure to drain the carburetor so the machine can funtion properly for the next use. 4. Re-attach the fuel line to the exposed end of carburetor. CAUTION: Do not dispose of the fuel in general waste.

  • Page 20: Transportation & Storage

    2. Inspect couplings for damage. Immediately replace hose if damage is found. WARNING: Never repair a high pressure hose or use unit if the hose is damaged. If the hose is damaged. replace it. Contact WEN customer service for assistance. SPRAY GUN 1.

  • Page 21: Troubleshooting Guide

    TRANSPORTATION & STORAGE STORING THE PRESSURE WASHER FOR EXTENDED PERIODS: 1. Drain the fuel tank (see “Draining the Fuel Tank” in the “Maintenance” section). 2. Change oil. 3. Do not obstruct any ventilation openings. 4. Keep the pressure washer in a cool dry area. TRANSPORTING THE PRESSURE WASHER: 1.

  • Page 22: Exploded View & Parts List

    EXPLODED VIEW & PARTS LIST...
  • Page 23 EXPLODED VIEW & PARTS LIST Parts Number Description Qty. PW28-001 Engine PW28-002 Flat Key PW28-003 Siphon Tube PW28-004 Water Pump PW28-005 Soap Drainage Hose PW28-006 Bolt PW28-007 Lower "A" Frame Assembly PW28-008 Bolt PW31B-004 Detergent Tank PW31-006 Lock Nut PW31-007 Foot PW31-008 GB/T 818-76 M6X45 Screw...
  • Page 24 EXPLODED VIEW & PARTS LIST...
  • Page 25 EXPLODED VIEW & PARTS LIST Parts Number Description Qty. Parts Number Description Qty. PW31-101 Crankcase PW31-110 Dowel Pin PW28-102 Governor Arm Shaft Seal PW23-134 Head Gasket PW28-103 Governor Arm Shaft PW31-146 Push Rod PW28-104 Washer PW28-134 Oil Filler Extension PW31-107 Lock Pin PW28-135 M6 Bolt...

  • Page 26: Warranty Statement

    (2) years from date of purchase or 500 hours of use; whichever comes first. Ninety days for all WEN products if the tool is used for pro- fessional or commercial use.
  • Page 27 NOTES...
  • Page 28 THANKS FOR REMEMBERING...

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