Pacific hydrostar 98444 User Manual

4 HP PRESSURE WASHER
Model 98444
SET UP, OPERATING, AND SERVICING INSTRUCTIONS
Using an engine indoors CAN KILL YOU IN
MINUTES.
Engine exhaust contains carbon monoxide.
This is a poison you cannot see or smell.
NEVER use inside
a home or garage,
EVEN IF doors and
windows are open.
Only use OUTSIDE
and far away from
windows, doors, and
vents.
Visit our website at: http://www.harborfreight.com
Read this material before using this product.
Failure to do so can result in serious injury.
SAVE THIS MANUAL.
Copyright
©
2008 by Harbor Freight Tools
®
. All rights reserved. No portion of this manual or any artwork
contained herein may be reproduced in any shape or form without the express written consent of
Harbor Freight Tools. Diagrams within this manual may not be drawn proportionally. Due to continuing
improvements, actual product may differ slightly from the product described herein. Tools required for
assembly and service may not be included.
For technical questions or replacement parts, please call 1-800-444-3353.
Manual Revised 11h

Pacific hydrostar 98444 Specifications

General

Maximum Pressure	2800 PSI
Flow Rate	2.4 GPM
Power Source	Gasoline
Engine Type	4-Stroke OHV
Max Pressure	2800 PSI
Water Flow	2.4 GPM
Hose Length	25 ft
Pump Type	Axial Cam
Weight	62 lbs
Nozzles Included	0°, 25°, Soap

Summary

Important Safety Information

Safety Alert Symbol and Definitions

Explains the safety alert symbol and different warning levels (Danger, Warning, Caution).

Save This Manual

Instruction to keep the manual for future reference and record serial number.

Setup Precautions

Fuel Handling and Fire Safety

Precautions regarding flammable gasoline, storage, and fire extinguishers.

Equipment Placement and Environment

Guidance on setting up the pressure washer on a flat, level, well-ventilated surface.

Operating Precautions

Carbon Monoxide Hazard

Warns about the deadly risk of using the engine indoors due to carbon monoxide.

General Operating Safety

Covers keeping children away, not leaving unattended, and pacemaker considerations.

Safe Usage Practices

Guidelines on accessory use, explosive atmospheres, staying alert, and proper handling.

Personal Protective Equipment and Clothing

Advice on dressing properly, avoiding hot parts, and keeping clear of moving components.

Environmental and Legal Warnings

Includes California Prop 65, lead warnings, and fuel/oil spill cleanup procedures.

Injection Hazard and Emergency Shutdown

Details the danger of high-pressure water jets and emergency shutdown steps.

Vibration Hazard and Safety

Reduce Vibration Injury Risk

Recommendations to minimize risks associated with tool vibration exposure.

Service Precautions

Pre-Service Safety Checks

Steps to take before performing any inspection, maintenance, or cleaning.

Equipment Handling and Maintenance Guidelines

Covers guards, adjustments, hoses, labels, leaks, idle time, and qualified service.

Refueling Safety

Refueling Procedures and Precautions

Safe practices for refueling, including no smoking and ventilation.

Basic Specifications

Unpacking and Setup

Unpacking Instructions

Check for intactness and contact support if parts are missing or damaged.

Setup Instructions Overview

Read safety, understand accidental start risk, and note assembly diagram reference.

Assembly Steps

Details on attaching wheels, handle, and hose/gun hooks.

Operating Instructions

Starting the Engine

Guidance on inspecting the engine and equipment before starting.

Checking Engine Oil Level

Procedure for checking and filling engine oil to prevent warranty voidance.

Checking Fuel Level

Steps for checking fuel level, including using fuel stabilizer.

Engine Diagram

Start Procedure

Pre-Start Checks and Engine Startup

Includes turning on water, fuel valve, and engine switch; using choke.

Break-in Period

Operational and Maintenance Break-in

Defines break-in periods for operation and maintenance, including oil change.

Equipment Operation

Nozzle Selection and Use

Guide to choosing and attaching the correct nozzle for different cleaning tasks.

Injection Hazard and Surface Testing

Details injection hazard and testing spray on surfaces before full use.

Cleaning Techniques and Safety

Proper angling, cleaning direction, and idle time warnings.

Post-Operation Shutdown and Storage

Steps for shutting down, releasing pressure, cleaning, and storing the equipment.

Technical Specifications

Servicing and Maintenance

Maintenance Procedures Overview

General advice on maintenance requiring qualified technicians.

Engine Oil Change

Step-by-step guide for changing the engine oil safely.

Air Filter Element Maintenance

Instructions for cleaning or replacing the air filter element.

Spark Plug Maintenance

Procedure for inspecting, cleaning, gapping, and replacing the spark plug.

Fuel Filter Replacement

Safety warnings and steps for replacing the fuel filter.

Maintenance Schedule

Scheduled Maintenance Intervals

Lists recommended maintenance tasks at different operating hour intervals.

Storage Procedures

Long-Term Storage Preparation

Steps for preparing the engine and equipment for storage longer than 20 days.

Troubleshooting

General Parts List

General Assembly Diagram

Pump Parts List

Pump Diagram

Engine Parts List

Engine Diagram

90 Day Warranty

Emission Control System Warranty

Manufacturer's Warranty Coverage

Explains the two-year warranty for emission-related parts.

Owner's Warranty Responsibilities

Outlines the owner's duties for maintaining the engine and warranty coverage.

Emission Control Warranty Provisions

Defines coverage length, no-charge repair, consequential damages, and exclusions.