North Star M157597AG - User Manual

M157597AG
Owner's Manual
Instructions for Set-up, Operation, Maintenance & Storage
TRAILER MOUNTED, 2-GUN HOT WATER PRESSURE WASHER
– 4000 PSI / 7 GPM
Portable Outdoor-Use Only
This pressure washer produces both cold and hot water high pressure 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.
Trailer tipover
 Sudden stopping or turning while towing the pressure washer with a
filled water tank can result in driving instability and/or trailer tipover.
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: 157597
SERIAL NUMBER: _____________

Summary

WARNING - READ THIS MANUAL

WARNING - SPECIAL HAZARDS

Lists various hazards associated with pressure washer operation, including CO poisoning, burns, and electric shock.

Hazard Signal Word Definitions

Equipment Protection Quick Facts

About Your Pressure Washer

Specifications

Component Identification

Special Equipment Safety Features

On-Product Warning Labels

Lists and describes the various safety labels found on the pressure washer itself.

High Pressure Safety Device (Rupture Disc)

Explains the function of the rupture disc as a backup safety feature for over-pressure protection.

High Temperature Limit

Describes the high temperature limit that monitors and controls discharge spray temperature.

Spray Gun Safety Latch

Details the safety latch on the spray gun trigger to prevent accidental actuation.

Assembly and Initial Set-Up

Step 1. Unpacking & Delivery Inspection

Instructions for unpacking components and inspecting for damage or missing parts.

Step 3. Initial Pump, Engine & High Pressure Hose Preparation

Details preparing the pump, engine oil, and high-pressure hose before initial use.

Step 4. Battery Installation

Provides instructions for installing the 12-volt battery, including safety precautions.

Moving and Towing

Connecting Trailer and Towing

Step-by-step guide for connecting the trailer to a towing vehicle, including safety checks.

Route breakaway switch cable

Explains how to properly route the breakaway switch cable for trailer brake activation.

Rough or sloped terrain

Safety advice for towing over uneven or inclined surfaces to prevent rollovers.

Before Each Use

Step 1. Check Equipment

Instructions for checking pump oil, engine oil, and spray system for leaks or damage.

Inspect fuel system

Guidance on inspecting fuel systems of both engine and burner for leaks and damage.

1. Outdoors ONLY

Emphasizes operating the pressure washer exclusively outdoors to prevent CO poisoning.

Operation

Step 1. Connect Hoses, Water Supply, and Spray Nozzle

Details connecting hoses, water supply, and selecting the appropriate spray nozzle.

Select spray nozzle

Guidance on choosing the correct nozzle based on the cleaning job and whether using one or two guns.

Step 2. Set Up for Chemical Spray (if desired)

Instructions for setting up the chemical injector for spraying cleaning solutions.

Safety rules for operation

General safety rules to follow during operation, covering conditions for use and during use.

Put on personal protective gear

Mandates wearing appropriate personal protective equipment for safe operation.

Apply cleaning chemical (if desired)

Steps for applying cleaning chemicals at low pressure using the injector system.

Begin high pressure spray

Procedure for starting and using the high-pressure spray function of the washer.

Prevent slips; loss of balance

Advises on maintaining balance and footing to avoid slips and falls during operation.

Step 4. Stopping

Detailed steps for safely shutting down and stopping the pressure washer.

Storage

Choose a storage location

Criteria for selecting a proper storage location, emphasizing cleanliness and safety.

Prepare engine for long term storage (if storing more than 30 days)

Steps to prepare the engine for storage, including fuel system and lubrication.

Burner Adjustment

Burner Correction

Detailed steps for adjusting air bands and shutter for burner correction.

Maintenance & Repair

Maintenance Schedule

Lists recommended maintenance tasks and their frequency for optimal performance and safety.

Keep pressure washer clean

Instructions for cleaning the pressure washer, including cautions about water use.

Clean inlet filter

Procedure for cleaning the inlet filter before each use to ensure proper water flow.

Change pump oil

Details the procedure and schedule for changing the pump oil for proper lubrication.

Descale heating coil

Instructions for descaling the heating coil tubing to maintain performance and prevent clogging.

Inspect electrodes

Guidance on inspecting and adjusting electrodes annually for proper burner function.

Drive belt maintenance

Describes how to check and maintain drive belt tension for optimal power transfer.

Brake maintenance

Instructions for inspecting and maintaining the trailer brakes for safe towing.

Troubleshooting

Engine Will Not Start

Lists causes and solutions for the engine failing to start, such as low oil or dead battery.

Pressure Washer Runs But Burner Doesnt Fire

Troubleshooting steps for when the burner fails to ignite or operate correctly.

Pressure Washer Runs But No Pressure

Solutions for issues causing low or no pressure, like clogged nozzles or low water flow.

Parts Explosion - M157597 Rev AG (Skid)

Parts Explosion - M157597 Rev AG (Trailer)

Pump Explosion

Wiring Diagram

Summary of Important Safety Information

General

General safety guidelines covering reading instructions, operator training, and intended use.

Prohibition Against Modifications

Warns against altering the pressure washer, including fuel systems, unloader valves, and guards.

Safety - Installation & Set-up

Covers safety precautions related to battery installation and initial setup procedures.

Safety - Operation

Details safety rules for pre-start and during operation, emphasizing hazards like injection injury and CO poisoning.

Safety - Inspection;Maintenance

Outlines safety procedures for inspection, maintenance, and repair, including part replacement.

Limited Warranty

North Star M157597AG Specifications

General

Brand	North Star
Model	M157597AG
Category	Pressure Washer
Language	English