DeVilbiss 2020CWVB User Manual

D20247 Rev. 2 7/13/00
PRESSURE WASHER
OWNERS MANUAL
for
Model 2020CWVB
This product is not equipped with a spark arresting muffler. If the product will be used around
flammable materials, or on land covered with materials such as agricultural crops, forest, brush, grass, or
other similar items, then an approved spark arrester must be installed and is legally required in the state of
California. It is a violation of California statutes section 130050 and/or sections 4442 and 4443 of the Califor-
nia Public Resources Code, unless the engine is equipped with a spark arrestor, as defined in section 4442,
and maintained in effective working order. Spark arresters are also required on some U. S. Forest service
land and may also be legally required under other statutes and ordinances.
This product may contain chemicals known to the state of California to cause cancer, birth defects, or other
reproductive harm. This warning is given in compliance with California Proposition 65, as detectable amounts
of chemicals subject to proposition 65 may be contained in this product.
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Read Owner's Manual. Do not operate equipment until you
have read Owners Manual for Safety, Assembly, Operation,
Maintenance and Storage Instructions.
ENGINE OIL MUST BE ADDED TO THE ENGINE BEFORE USE.
CAUTION

DeVilbiss 2020CWVB Specifications

General

Brand	DeVilbiss
Model	2020CWVB
Category	Pressure Washer
Language	English

Summary

WARRANTY

GENERAL SAFETY INSTRUCTIONS AND HAZARDS

EXPLOSION AND FIRE RISKS

Highlights hazards from fuel, heat, and explosive environments.

BREATHING HAZARDS

Warns about the dangers of engine exhaust fumes and cleaning fluids.

UNSAFE OPERATION RISKS

Covers risks of fatigue, unauthorized parts, and improper handling.

ADDITIONAL SAFETY INSTRUCTIONS AND HAZARDS

ELECTRICAL SHOCK RISKS

Warns about spraying near electrical outlets or circuits.

FLUID INJECTION RISKS

Addresses severe injury risks from high-pressure fluid leaks.

CHEMICAL BURN RISKS

Covers hazards associated with using chemicals and solvents.

HOT SURFACE RISKS

Warns of burns from contact with hot engine components.

TRANSPORT AND STORAGE RISKS

Covers risks of fuel leaks, damage, and fire hazards during transport and storage.

PRESSURE WASHER OPERATION DETAILS

BYPASS MODE OPERATION

Explains bypass mode and the risk of pump damage if used improperly.

THERMAL RELIEF VALVE FUNCTION

Details the purpose and operation of the pump's thermal relief valve.

PRESSURE ADJUSTMENT GUIDELINES

Provides methods to lower pressure by adjusting distance or engine RPM.

OPERATIONAL GUIDES AND CHEMICAL USE

SIPHONING CHEMICALS AND SOLVENTS

Instructs on how to use the chemical injector for cleaning solutions.

STARTING YOUR PRESSURE WASHER

ENGINE STARTING PROCEDURE

OPERATIONAL STEPS AND SHUTDOWN

SHUTTING DOWN THE PRESSURE WASHER

MAINTENANCE

ENGINE MAINTENANCE

PUMP MAINTENANCE

TROUBLESHOOTING GUIDE

ENGINE STARTING ISSUES

Addresses problems like no fuel, low oil, or improper choke settings.

PRESSURE ISSUES (INITIAL USE)

Troubleshoots low or no pressure during initial operation.

CHEMICAL DRAWING PROBLEMS

PRESSURE LOSS AFTER USE

LEAKS AT CONNECTIONS AND PUMP

OIL LEAKING AT PUMP