North Star M157309M.1

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M157309M.1

Owner’s Manual

Instructions for Set-up, Operation, Maintenance & Storage

HOT WATER/STEAM PRESSURE WASHER – 2750 PSI / 2.5 GPM

Portable Outdoor-Use Only

This pressure washer produces both cold and hot water high-pressure spray as well as steam spray.

Cleaning chemicals may be incorporated into the spray if desired. The pressure pump for this equipment

is powered by a gasoline internal combustion engine and the water is heated by a kerosene/fuel-oil fired,

open flame burner.

WARNING – READ THIS MANUAL

READ and UNDERSTAND this Owner’s Manual and the Engine Owner’s Manual

completely before attempting to set up and use the pressure washer! Failure to properly set

up, operate, and maintain this pressure washer could result in serious injury or death to operator

or bystanders.

WARNING – SPECIAL HAZARDS

CO Poisoning

• Exhaust from both the engine and burner contains carbon monoxide, a

poisonous gas that can cause carbon monoxide poisoning and possible

death if inhaled.

Skin/Eye

Injury

• High-pressure spray can cause serious skin or eye injury, including injection injury

if fluid pierces the skin. Injection injury can result in blood poisoning and/or

severe tissue damage.

Burns

• Hot spray can scald and burn skin.

• Hot surfaces of wand, engine and burner, as well as hot exhaust from both

the engine and burner can cause burns.

Slips/Falls

• Spray discharge can cause puddles and slippery surfaces.

• Spray-gun kickback can cause operator loss of balance and falls.

Flying Debris

• High-pressure spray can cause surface damage and flying debris.

Fire/

Explosion

• Engine and burner sparking can ignite fuel or other flammable liquids or

vapors in the vicinity.

• Hot exhaust from engine and burner can ignite combustible materials.

Chemical

Exposure

• Cleaning chemical vapors or contact with skin may be hazardous.

Electric shock

• Spray contact with electrical sources can cause electric shock.

A summary of important safety information is provided at the end of the manual.

Any Questions, Comments, Problems, or Parts Orders

Call NorthStar Product Support 1-800-270-0810

ITEM NUMBER: 157309

SERIAL NUMBER: _____________

Need help?

Do you have a question about the North Star M157309M.1 and is the answer not in the manual?

Summary

Safety Information

Special Hazards

Details specific dangers like CO poisoning, burns, injection injuries, and fire/explosion risks.

Safety Labeling

Explains on-product warning labels and their importance for safe operation.

Equipment Safety Features

Describes built-in safety mechanisms like pressure relief and temperature limit systems.

General Safety Rules

Broad safety guidelines covering operation, setup, and general precautions.

Setup and Initial Use

Assembly and Initial Set-Up

Step-by-step instructions for unpacking, inspecting, and assembling the pressure washer.

Moving and Handling

Guidance on safely lifting, moving, and transporting the pressure washer unit.

Before Each Use Checks

Essential pre-operation inspections for oil levels, fuel, and system integrity.

Selecting a Worksite

Criteria for choosing a safe, well-ventilated, and appropriate operating location.

Operating the Pressure Washer

Connecting Hoses and Nozzles

Setup procedures for connecting water supply, hoses, and selecting spray nozzles.

Chemical Spray Setup

Instructions on how to prepare and use cleaning chemicals with the unit.

Spraying Procedure

Detailed steps for performing the spraying operation, including safety.

Stopping the Unit

Correct procedures for safely shutting down the pressure washer after use.

Maintenance and Troubleshooting

Maintenance Schedule

Recommended service intervals and frequency for various parts and systems.

Cleaning and Inspection

Procedures for keeping the unit clean and inspecting fuel and spray systems.

Burner and Coil Maintenance

Specific tasks for maintaining the burner's fuel filter and descaling the heating coil.

Troubleshooting Common Issues

Diagnosing and fixing typical operational problems like starting or heating issues.

Specifications and Components

Product Specifications

Technical details including pressure rating, flow rate, dimensions, and required supplies.

Component Identification

Visual guide to identify all parts of the pressure washer with reference numbers.

Storage Procedures

General Storage Guidelines

Choosing a storage location and basic preparation steps.

Long-Term Engine Storage

Preparing the engine for extended periods of non-use, including fuel system care.

Burner Adjustment

Oil Burner Adjustment

Steps for fine-tuning the burner's air intake to correct smoke issues.

Limited Warranty