DeVillbiss Air Power Company D20249, 3540CWHP Pressure Washer Basics Operation, Changing Nozzles

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PRESSURE WASHER BASICS OPERATION

The nozzles are housed in receptacles on the panel of the pressure washer handle. Color squares on the panel identify nozzle location and spray pattern.

NOTE

A nozzle is easier to remove from its receptacle if it is pushed from underneath while it is being pulled from above.

RISK OF INJECTION OR INJURY TO PERSON. DO NOT DIRECT DISCHARGE STREAM TOWARD PERSONS.

WHEN USING THE HIGH PRESSURE NOZZLES, DO NOT ALLOW THE JET-LIKE SPRAY TO COME IN CONTACT WITH UNPROTECTED SKIN, EYES, OR WITH ANY PETS OR ANIMALS. SERIOUS IN- JURY CAN OCCUR.

0O nozzle - Red. This nozzle delivers a pinpoint stream and is extremely powerful. It covers a very small area of cleaning. This nozzle should only be used on surfaces that can withstand this high pres- sure such as metal or concrete. Do not use on wood. 15O nozzle - Yellow. This nozzle delivers a powerful 15 degree spray pattern for intense cleaning of small areas. This nozzle should only be used on areas that can withstand the high pressure from this nozzle.

25O nozzle - Green. This nozzle delivers a 25 degree spray pattern for intense cleaning of larger areas. This nozzle should only be used on areas that can withstand the pressure from this nozzle.

40O 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. It has the least powerful stream.

CHANGING NOZZLES

DO NOT attempt to change nozzles while pressure washer is running. Turn engine off before changing nozzles.

To change nozzles on the wand:

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.

Quick Connect

Coupler

HOW TO SIPHON CHEMICALS/CLEANING SOLVENTS

Siphoning chemicals or cleaning solvents is a low pressure operation.

NOTE

Use only soaps and chemicals designed for pressure washer use. Do not use bleach.

To siphon chemicals:

1.Press chemical hose onto barbed fitting located near high pressure hose connection of pump as shown.

Barbed

Fitting

2.Place other end of chemical hose with filter on it into container holding chemical/cleaning solution.

3.Install low pressure (black) nozzle into quick connect fitting of wand as shown.

Larger Hole

4.After use of chemical, siphon clean water through chemical hose to rinse it and pump clean. Chemi- cals which remain in pump can damage it. Damage to pump due to chemicals will not be covered under warranty.

NOTE

Chemicals and soap will not siphon when using high pressure nozzles.

D20249

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Contents Pressure Washer Owners Responsibilities Table of ContentsSafety Guidelines Definitions Pressure Washer Return PolicyWarranty Responsibility of Original Purchaser Initial UserImportant Safety Instructions Hazard What can Happen HOW to Prevent ITHazard What can Happen HOW to Prevent IT Contents of Carton UnpackingAssembly Basic Elements of a Pressure Washer OperationBasic Elements of Engine Pressure Washer Terminology Bypass ModePressure Adjustment Thermal Relief ValvePressure Washer Basics Operation HOW to Siphon CHEMICALS/CLEANING SolventsChanging Nozzles Before Starting PRE-START Checklist Typical HOOK-UPTurn engine switch to on position Shutting Down Your Pressure Washer Maintenance Engine PumpHOW to Clean the Water Inlet Filter StorageTroubleshooting Problem Cause CorrectionRepair Parts ENG D20249 Pressure Washer Quick Facts Quick Facts

3540CWHP, D20249 specifications

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Moreover, the D20249,3540CWHP comes with safety features such as automatic shut-off valves and thermal overload protection. These innovations ensure that the compressor operates safely, reducing the risk of overheating or other mechanical failures.

In summary, the DeVillbiss Air Power Company D20249,3540CWHP combines power, efficiency, and safety in one package. Its high-performance motor, substantial tank capacity, advanced technologies, and safety features make it an unbeatable option for anyone in need of a reliable air compressor. Whether you're a seasoned professional or a weekend warrior, this model is designed to meet your demands and enhance your productivity in a variety of applications.
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