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Simpson PS3425 User Manual

Simpson PS3425
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Part No. 7107368 Rev. 1 JAN2014
3400 PSI
2.5 GPM
PROFESSIONAL PRESSURE WASHER
INSTRUCTION
MANUAL
MANUEL
D’UTILISATION
MANUAL DE
INSTRUCCIONES
MODEL
MODÈLE
MODELO
PS3425
If your pressure washer is not working properly or if there are parts missing or broken,
please DO NOT RETURN IT TO THE PLACE OF PURCHASE. Contact our customer
service department at 1-877-362-4271 or www.simpsoncleaning.com
Si votre rondelle de pression ne travaille pas convenablement ou s'il y a des
parties manquant ou cassé, s'il vous plaît le PAS LE RETOURNE AU LIEU
D'ACHAT. Contacter notre département de service clients à
1-877-362-4271 o
www.simpsoncleaning.com
Si su lavadora a presión no trabaja correctamente ó encuentra partes rotas
ófaltantes, por favor NO LA REGRECE AL LUGAR DONDE LA COMPRO.
Contáctese con nuestro Departamento de Servicio al Cliente llamando al
1-877-362-4271 ou www.simpsoncleaning.com
IMPORTANT: Please make certain that the person who is to use this equipment carefully
reads and understands these instructions before operating.
IMPORTANT : Assurez-vous que toute personne qui utilisera cet équipement lise
attentivement ces instructions avant de l’utiliser.
IMPORTANTE: Aségurese por favor de que la persona que vaya a utilizar este equipo lea
con cuidado y comprenda estas instrucciones antes de operar.
VEA EL ESPAÑOL EN LA CONTRAPORTADA. INSTRUCTIVO DE OPERACIÓN,
CENTROS DE SERVICIO Y PÓLIZA DE GARANTÍA. ADVERTENCIA:
LÉASE ESTE INSTRUCTIVO ANTES DE USAR EL PRODUCTO.
SAVE THIS MANUAL FOR FUTURE REFERENCE
LISEZ ET CONSERVEZ CES INSTRUCTIONS
CONSERVE ESTAS INSTRUCCIONES PARA FUTURAS CONSU LTA S
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Simpson PS3425 Specifications

General IconGeneral
BrandSimpson
ModelPS3425
CategoryPressure Washer
LanguageEnglish

Summary

Safety Guidelines and Definitions

DANGER: Imminent Hazard

Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury.

WARNING: Potential Hazard

Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury.

CAUTION: Moderate Hazard

Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury.

NOTICE: Property Damage Only

Indicates a practice not related to personal injury which, if not avoided, may result in property damage.

Important Safety Instructions

Carbon Monoxide Danger

Engine exhaust contains CO, a poisonous gas. Use only outdoors and far from openings.

Operating Unit Safely

Read manuals before operating. Contact customer service with questions.

Injection and Severe Injury Risk

Keep clear of nozzle. Do not direct discharge stream at persons or live animals.

California Chemical Warning

Product exhaust contains chemicals known to cause cancer, birth defects, or reproductive harm.

Risk of Explosion or Fire

Gasoline Ignition Hazards

Spilled gasoline vapors can ignite from sparks, electrical arcs, or hot engine parts.

Fuel Expansion and Fire Risk

Heat expands fuel in the tank, potentially causing spillage and fire.

Explosive Environment Operation

Operating in an explosive environment can lead to fire.

Ventilation Obstruction Hazard

Materials near the washer can block ventilation, causing overheating and ignition.

Muffler Heat Damage

Muffler exhaust heat can damage surfaces, melt materials, and harm plants.

Improper Fuel Storage

Improperly stored fuel can lead to accidental ignition and be accessible to children.

Chemical Hazard Risk

Using acids, toxic, or flammable solvents can result in serious injury or death.

Risk to Breathing (Asphyxiation)

Carbon Monoxide Hazard

Breathing exhaust fumes causes serious injury or death. Use in well-ventilated areas.

Cleaning Fluid Hazards

Some cleaning fluids contain substances harmful to skin, eyes, or lungs.

Risk of Fluid Injection and Laceration

High Pressure Fluid Penetration

High pressure can penetrate flesh, causing amputation or serious injury. Do not treat injection.

System Pressure During Maintenance

Injuries occur if system pressure is not reduced before maintenance or disassembly.

Risk of Injury From Spray

High-Velocity Spray Hazards

Fluid spray can break objects, projecting particles at high speed.

Projectile Hazard

Light or unsecured objects can become hazardous projectiles.

Risk of Unsafe Operation

General Unsafe Operation

Unsafe operation can lead to serious injury or death. Be alert and familiar with controls.

Engine Kickback Prevention

Proper starting prevents engine kickback, which causes hand and arm injury.

Spray Gun/Wand Safety

The spray gun/wand is powerful; grip firmly with both hands.

Reactive Force Control

Control reactive force of spray to prevent slips, falls, or misdirection.

Risk of Injury or Property Damage (Transporting/Storing)

Fuel/Oil Leak Hazards

Leaks can cause fire, breathing hazards, or damage surfaces in vehicles.

Upright Storage Requirement

Store upright to prevent oil filling the cylinder and damaging the engine.

Risk of Electrical Shock

Electrical Hazard from Spray

Spraying electrical outlets or switches can cause fatal shock.

Risk of Chemical Burn

Chemical Handling Precautions

Use only recommended cleaners. Wear protective clothing.

Warning: Risk of Bursting

Tire Over-inflation Danger

Over-inflating tires can cause serious injury and property damage.

Tire Sidewall Spray Hazard

High-velocity spray on tire sidewalls can cause damage and injury.

Warning: Risk of Hot Surfaces

Hot Surface Contact Danger

Contact with hot surfaces like engine exhaust can cause burns.

Warning: Risk of Injury From Lifting

Heavy Lifting Hazard

The pressure washer is heavy; lifting requires assistance to prevent injury.

Quick Setup Guide

Safety Pre-operation Check

Read instruction and engine manuals before operating for injury reduction.

Quick Start Guide

Carbon Monoxide Danger

Never run engine indoors or in poorly ventilated areas due to CO risk.

Fluid Injection and Laceration Risk

Avoid contact with high-pressure spray on skin, eyes, or animals.

Quick Start Guide Steps

Connect Garden Hose to Pump

Thread the garden hose to the pump inlet.

Connect High Pressure Hose to Pump

Thread the high pressure hose to the pump outlet.

Connect High Pressure Hose to Spray Gun

Thread the other end of the high pressure hose to the spray gun.

Connect Spray Wand to Spray Gun

Thread the spray wand into the end of the spray gun.

Connect QC Nozzles to Spray Wand

Pull quick connect coupler back and insert nozzle.

Turn Water Faucet Completely On

Do not run the unit without water supply connected and turned on.

Release Air from System

Release air from pump and hose by depressing trigger until steady water stream.

Verify Fuel Switch

Ensure the fuel switch is turned to the ON position.

Verify Engine Switch

Ensure the engine switch is turned to the ON position.

Move Choke to Closed Position

Move the choke to the CLOSED position before starting.

Pull Recoil Starter Grip

Pull the recoil starter grip to start the engine.

Move Choke to Open Position

Gradually move the choke to the OPEN position after engine starts.

Pressure Washer Components

Basic Washer Components

Identifies key parts like pump, engine, hoses, and spray gun.

High Pressure Pump Function

Increases the pressure of the water supply.

Engine Role

Drives the high pressure pump. Refer to Engine Owner's Manual for controls.

High Pressure Hose Function

Carries pressurized water from the pump to the gun and spray wand.

Spray Gun Operation

Connects with spray wand to control water flow, direction, and pressure.

Quick-Connect Spray Wand

Allows quick change of high pressure nozzles.

Detergent Siphon Hose

Feeds cleaning agents into the pump to mix with water.

Handle and Frame

Describes the handle for operation and the frame for structure.

Pump Outlet Identification

Identifies the outlet port for water from the pump.

Engine Components and Assembly

Pump Inlet Identification

Identifies the inlet port for water into the pump.

Quick Connect Nozzles

Connectors for attaching different spray nozzles.

Nozzle Holder

Storage for quick connect nozzles.

Engine Control Elements

Identifies Choke Control, Starter Grip, and Engine Switch.

Assembly Instructions Overview

Steps for assembling the pressure washer, including handle and hose connections.

Operation Overview

Pressure Washer Terminology

Defines units like PSI, GPM, CU, and modes like Bypass Mode.

Bypass Mode Function

Allows water recirculation when trigger is not pulled, preventing pump damage.

Thermal Relief Valve

Opens to release water when pump temperature gets too high.

Detergent Injection System

Mixes cleaners or solvents with water for improved cleaning.

Water Supply Requirements

Minimum 20 PSI and 5 GPM required. Use cold water only.

Pressure Washer Operating Features

Pressure Adjustment Methods

Lower pressure by moving away or using a 40° nozzle.

How to Use Spray Wand

Nozzle Changing Safety

Ensure engine is off before changing nozzles to prevent injury.

Fluid Injection Risk (Nozzles)

Do not direct spray at persons, skin, eyes, or animals when changing nozzles.

Spray Wand Nozzle Guide

Nozzle Selection Chart

Details nozzle colors, spray patterns, uses, and suitable surfaces.

How to Apply Chemicals/Cleaning Solvents

Chemical Application Process

Describes attaching siphon hose, using black nozzle, and rinsing system.

Chemical Compatibility Notice

Use only soaps/chemicals for pressure washers. Do not use bleach.

Chemical Application Procedure

Siphon Hose Setup

Attach siphon hose to barbed fitting and place in solution container.

Low Pressure Nozzle Use

Install the low pressure (black) nozzle for chemical application.

System Rinsing

Rinse system with clean water after chemical use to prevent pump damage.

Starting Procedure Warnings

Fluid Injection Risk During Start

Avoid contact with high-pressure spray on skin, eyes, or animals.

Carbon Monoxide Start Danger

Never operate indoors; exhaust contains deadly CO gas.

Fire, Asphyxiation, Burn Risks

Never fill fuel tank when engine is running or hot. Do not smoke.

Starting Procedure

Fueling and Oil Check

Add fresh gasoline and check engine/pump oil levels before starting.

Water Supply Connection

Connect water hose, turn on source, verify filter screen, connect to pump inlet.

Nozzle Selection

Choose the correct nozzle for the job. Refer to chemical application section if needed.

Water Source Activation

Turn water source on and remove air from hose/pump until steady stream.

Engine Start Procedure

Follow engine manual. Warning for unsafe operation if engine doesn't start.

Water Flow Activation

Depress trigger on gun to start water flow after engine starts.

Operation and Shutdown

Unsafe Operation Warning

Stand on stable surface, grip firmly, expect kickback.

Trigger Lock Engagement

Engage trigger lock when gun is not in use to prevent accidental spraying.

Shutdown Procedure

Rinse system, turn off engine, turn off water, relieve pressure.

Maintenance Overview

Burn Hazard Warning

Maintenance may expose to hot surfaces, pressure, or moving parts.

Fire Hazard Warning

Disconnect power, cool engine, release pressure before maintenance.

Engine Maintenance

Consult Engine Owner's Manual for all maintenance recommendations.

Pump Maintenance

Change pump oil per schedule. Use recommended oil types.

Pump Maintenance Details

Checking Pump Oil Level

Ensure oil level is at the dot in the middle of the sight glass.

Changing Pump Oil

Steps to drain old oil and refill with new oil.

Connections and Cleaning

Hose, Gun, Wand Connections

Clean and lubricate connections regularly to prevent leakage.

Nozzle Cleaning Procedure

Steps to clean clogged nozzles using the kit provided.

Water Inlet Filter Cleaning

Check and clean the screen filter periodically for proper function.

Storage Procedures

Engine Storage Recommendations

Consult Engine Owner's Manual for specific storage guidelines.

Pump Storage Protection

Use Pump Guard or equivalent for storage over 30 days or in freezing temperatures.

Accessory Safety

Use correct length wands/guns. Use only manufacturer-recommended accessories.

Specifications

Model Information

Lists model number PS3425 and its key performance ratings.

Performance Ratings

Details PSI Max, GPM Max, hose length, and water inlet requirements.

Service Information Contact

Instructions to contact customer service via www.simpsoncleaning.com.

Limited Warranty Policy

Warranty Coverage Details

Covers defects in material/workmanship, not wear, abuse, or neglect.

Warranty Claim Process

Retain defective parts for inspection. Manufacturer judgments are final.

Exclusions from Warranty

Normal wear items, damage from misuse, alterations, or non-approved parts are excluded.

Warranty Disclaimer

Replaces all other warranties. Limits liability for damages and expenses.

Warranty Exclusions and Terms

Non-Covered Damages

Excludes rental use, shipping damage, accident, abuse, misuse, neglect, alterations.

Failures Not Covered

Excludes chemical deterioration, freeze damage, non-approved parts, normal wear.

Engine Warranty Coverage

Engine is covered by the engine manufacturer's warranty. See engine manual.

Pump and Frame Warranty

High Pressure Pump: 5 years. Frame: 1 year from purchase date.

Accessories Warranty

Covers accessories for 90 days from purchase date.

Troubleshooting Guide

Engine Will Not Start

Check fuel, pressure build-up, choke position, spark plug wire.

No or Low Pressure (Initial Use)

Check water supply, hose fittings, nozzle obstruction.

Troubleshooting Common Issues

No or Low Pressure (Initial Use)

Check water filter, air in hose, choke, hose length, spray wand setting.

Will Not Draw Chemicals

Clean chemical filter, ensure siphon hose is submerged, dilute chemical.

No or Low Pressure (After Normal Use)

Contact service for worn seals, obstructed valves, or unloader piston issues.

Water Leaking at Gun/Wand Connection

Check for worn o-rings or loose hose connections.

Troubleshooting Pump and Leaks

Water Leaking at Pump

Check connections, packings, o-rings, or pump head/tubes for damage.

Pump Pulsates

Nozzle obstruction is a common cause. See Nozzle Cleaning.

Oil Leaking at Pump

Check oil seals, drain plug, fill plug, overfilling, or incorrect oil.

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