VEVOR G250A User Manual
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VEVOR G250A User Manual

Gasoline high pressure washer
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Technical Support and E-Warranty Certificate www.vevor.com/support
GASOLINE HIGH PRESSURE WASHER
USER'S MANUAL
MODEL:G250A
We continue to be committed to provide you tools with competitive price.
"Save Half", "Half Price" or any other similar expressions used by us only represents an
estimate of savings you might benefit from buying certain tools with us compared to the major
top brands and doses not necessarily mean to cover all categories of tools offered by us. You
are kindly reminded to verify carefully when you are placing an order with us if you are
actually saving half in comparison with the top major brands.

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Summary of Contents for VEVOR G250A

  • Page 1 Technical Support and E-Warranty Certificate www.vevor.com/support GASOLINE HIGH PRESSURE WASHER USER'S MANUAL MODEL:G250A We continue to be committed to provide you tools with competitive price. "Save Half", "Half Price" or any other similar expressions used by us only represents an estimate of savings you might benefit from buying certain tools with us compared to the major top brands and doses not necessarily mean to cover all categories of tools offered by us.
  • Page 3 CustomerService@vevor.com This is the original instruction, please read all manual instructions carefully before operating. VEVOR reserves a clear interpretation of our user manual. The appearance of the product shall be subject to the product you received. Please forgive us that we won't inform you again if there are any technology or software updates on our product.

  • Page 4: Table Of Contents

    TABLE OF CONTENTS TABLE OF CONTENTS..................2 SAFETY GUIDELINES/DEFINITIONS..............2 IMPORTANTSAFETY INSTRUCTIONS............3-8 PACKAGE CONTENTS..................8 PRESSURE PUMPTECHNICAL PARAMETER.............9 OPERATING INSTRUCTIONS...............9-18 MAINTENANCE..................18-20 STORAGE.......................20-21 TROUBLE SHOOTING GUIDE...............21-25 EXPLODED VIEW OF THE PUMP..............25-28 SAFETY GUIDELINES/DEFINITIONS This manual contains information that is important for you to know and understand. This information relates to protecting YOUR SAFETY and PREVENTING EQUIPMENT PROBLEMS.Please read the manual and attend to these sections.

  • Page 5: Importantsafety Instructions

    IMPORTANT SAFETY INSTRUCTIONS Read operation manual. Do not operate equipment until you have Read operation manual for safety. Assembly,operation,and maintenance instructions. HAZARD RISK OF EXPLOSION OR FIRE WHAT CAN HAPPEN HOW TO PREVENT IT ● Shut off engine and allow it to cool ●...
  • Page 6 vinyl)and damage live plants. That could be damaged from muffler exhaust heat. ● Store fuel in an ● Improperly stored fuel could lead to approved container accidental ignition.Improperly secured fuel could get in a secure location into the hands of children or other unqualiffied persons. away from work area.
  • Page 7 WHAT CAN HAPPEN HOW TO PREVENT IT ● During operation, touch only the control ● Contact with hot surfaces,such as surfaces of the pressure washer,Keep engines exhaust components,could children away from the pressure washer result in serious burn. at all times. They are too young to recognize the hazards of this product.
  • Page 8 ● Always wear approved safety glasses. Wear protective clothing to protect against accidental spraying. ● High velocity fluid spray can ● Never point spray wand at people or cause objects to break,propelling animals. particles at High speed. ● Always secure trigger lock when spray ●...
  • Page 9 serious injury or death to you or ● Become familiar with the operation and others. controls of the pressure washer. ● Keep operating area clear of all persons, pets and obatacles. ● Do not operate the product when fatigued or under the influence of alcohol or drugs.

  • Page 10: Package Contents

    HAZARD RISK OF ELECTRICAL SHOCK WHAT CAN HAPPEN HOW TO PREVENT IT ● Spray directed at electrical outlets ● Unplug any electrically operated or switches or objects connected to product before attempting to clean it. an electrical circuit, could result in a Direct spray away from electric outlets fatal electrical shock.

  • Page 11: Pressure Pumptechnical Parameter

    PRESSURE PUMP TECHNICAL PARAMETER PRESSURE PUMP TECHNICAL PARAMETER AND PERFORMANCE Model G250A Model G250A Pressure 4400psi Fuel tank 6.5L Oil volume - Max.flow 4GPM 1.1L engine Self-pumping start Rated power 15HP 1min time Engine speed 3600RPM Suction height Allowable Cut-out function at 0-60°C...
  • Page 12 4.Add engine oil(supplied)to engine.Refer to engine owners manual supplied by engine manufacturer for correct procedure. There will be a slight amount of oil in the engine from factory testing. The shipping plug must be removed and replaced with the dipstick/oil plug before operating pressure washer. 5.Using a 17 mm wrench, remove shipping plug from pump by turning it counterclockwise.Discard plug.
  • Page 13 BASIC ELEMENTSOF A PRESSURE WASHER High Pressure Pump: Increases the pressure of the water Engine:Drives the high pressure pump. High Pressure Hose: Carries the pressurized water from the pump to the gun and spray lance. Spray Gun: Connects with spray lance to control water flow rate, direction, and pressure.
  • Page 14 Choke Control Lever: Controls engine speed. Starter Grip: Pulling starter grip operates recoil starter to crank engine. Fuel Valve Lever: Opens\Closes connection between fuel tank and carburetor. Engine Switch: Enables and disables ignition system. PRESSURE WASHER TERMINOLOGY PSI: Pounds per square inch.the unit of measure for water pressure,also used for air pressure hydraulic pressure, etc.
  • Page 15 cleaning. if you need to lower the pressure. It can be accomplished by these methods 1. Back away from the surface to be cleaned. The further away you are, the less the pressure will be on the surface to be cleaned. Do not attempt to increase pump pressure.
  • Page 16 DO NOT attempt to change nozzles while pressure washer is running. Turn engine off before changing nozzles. 1.Pull quick connect coupler back and insert nozzle. 2.Release quick connect coupler and twist nozzle to make sure it is secure in coupler. Risk of injury.Ensure nozzle is completely inserted in QC socket and QC snap ring is fully engaged (forward) before squeezing gun trigger.
  • Page 17 40°nozzle-white. This nozzle delivers a 40 degree spray pattern and a less powerful stream of water. It covers a wide area of cleaning, this nozzle should be used for most general cleaning jobs. Chemical nozzle-black. This nozzle is used to apply chemicals or cleaning solutions.
  • Page 18 READ AND UNDERSTAND ALL WARNINGS BEFORE STARTING OPERATION When using the high pressure setting. DO NOT allow the high pressure spray to come in contact with unprotected skin, eyes, or with any pets or animals. Serious injury can occur. Your washer operates at fluid pressures and velocities high enough to penetrate human and animal flesh, which could result in amputation or other serious injury.Leaks caused by loose fittings or worn or damaged hoses can result in injection injuries.
  • Page 19 STARTING Before starting, refer to your engine manual for proper starting procedures for your engine type. 1.In a well ventilated outdoor area add fresh, high quality, unleaded gasoline with a pump octane rating of 86 or higher, Do not overfill. Wipe up spilled fuel before starting the engine.

  • Page 20: Maintenance

    See How To Use Spray Wand instructions in this section. SHUTTING DOWN 1. After each use, if you have applied chemicals, place chemical hose into container of clean water and draw clean water through chemical injection system to rinse system thoroughly. Failure to do so could cause damage to the pump.
  • Page 21 TO CHECK OIL 1.Remove dipstick/oil plug from pump and wipe clean. 2. Insert dipstick/oil plug fully into pump, then remove it. 3. Oil level is correct when oil covers the lower 1/2 inch of end of dipstick /oil plug. HOW TO CHANGE PUMP OIL 1.Loosen dipstick/oil plug.

  • Page 22: Storage

    6.Reassemble the nozzle to the spray wand. 7.Reconnect spray wand to gun and turn on water supply. 8.Start pressure washer and place wand into high pressure setting to test. HOW TO CLEAN THE WATER INLET FILTER This screen filter should be checked periodically and cleaned if necessary. 1.Remove filter by grasping end and removing it from water inlet of pump as shown.

  • Page 23: Trouble Shooting Guide

    It is Recommended That you follow these steps to protect the internal seals of the pressure washer when STORING THE UNIT FOR MORE THAN 30 DAYSAND/OR WHEN FREEZING TEMPERATURES ARE EXPECTED. 4. Obtain a funnel, six ounces of RV antifreeze, and approximately 36 inches of garden hose With a male hose connector attached to one end.
  • Page 24 See how to use spray wand Spray wand not in high pressure. paragraph in the operation section. Water supply must be at least 5 Lower water supply GPM and 20psi. Tighten.Apply sealant tape if Leak at high pressure hose fitting. necessary.
  • Page 25 Problem Cause Correction See how to use spray wand paragraph Spray wand not in low pressure in the operation section. Chemical filter clogged. Clean filter. Chemical screen not in Ensure end of chemical Hose is fully chemical. submerged into chemical. Will not draw Dilute chemical.
  • Page 26 Oil seals worn. Have replaced by AWSC. Loose drain plug. Tighten. worn drain plug, o-ring Check and replace. worn fill plug g-ring Check and replace. Pump overfilled Check for correct amount. Oil leaking at Drain and fill with correct amount pump Incorrect oil used.

  • Page 27: Exploded View Of The Pump

    Pull gun trigger every 2 minutes while engine is renning. Do not allow water to freeze in pump. PUMP For cold weather or long term storage refer to the operation manual for proper procedure. Never leave unit running for more than 2 minutes without puling gun trigger.
  • Page 28 - 26 -...
  • Page 29 bolt,cover of crank case backup ring oil drain plug o-ring sheet of oil drain plug seat,valve body crank case cover water return valve core slip crank case cover o-ring oil lever lence water return valve seat gasket,lence water outlet T connector lence cap o-ring oil inlet plug...
  • Page 30 copper sheet steel ball plunger,screw cap spring injector oil seal,plunger gasket detergent injector locating ring,compaction ring steel ball o-ring injector nozzle low pressure seal water shooting nozzle high pressure seal water outlet joint supporting ring o-ring fix screw,pressure adjustment spring water outlet cone valve pressure adjustment handle water outlet cone valve pressure adjustment seat...
  • Page 32 Technical Support and E-Warranty Certificate www.vevor.com/support...

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