Simpson ALH4033 Pressure Washer Manual

The Simpson ALH4033 is a powerful pressure washer designed for heavy-duty cleaning tasks. With a 4033 PSI rating and a 2.5 GPM flow rate, it is ideal for cleaning driveways, decks, and vehicles. This manual provides essential information on safety, features, setup, operation, and maintenance.

1. Features at a Glance 2. Safety Information 3. Setup Instructions 4. Specifications 5. Operating Instructions 6. Maintenance 7. Troubleshooting 8. Warranty Information

Features at a Glance

Key features include a powerful Honda engine, adjustable pressure settings, and a variety of nozzles for different cleaning tasks.

Feature	Description
Engine	Honda 190cc engine for reliable performance
Pressure	Up to 4033 PSI for tough cleaning jobs
Flow Rate	2.5 GPM for efficient cleaning
Nozzles	Includes 0°, 15°, 25°, and soap nozzles
Hose	25-foot high-pressure hose for extended reach
Frame	Durable steel frame for stability

Safety Information

Always wear safety goggles and gloves when operating the pressure washer. Ensure the area is clear of bystanders and pets.

Read the manual before use.
Check for leaks before starting.
Never point the nozzle at yourself or others.
Use the pressure washer outdoors only.

WARNING! High-pressure water can cause serious injury.

Setup Instructions

Follow these steps to set up your pressure washer:

Unpack the unit and check for all components.
Attach the handle and wheels as per the instructions.
Connect the high-pressure hose to the spray gun and the pump.
Fill the fuel tank with gasoline and check the oil level.

CAUTION! Ensure all connections are secure before starting.

Specifications

Model: ALH4033
Engine: Honda 190cc
Max Pressure: 4033 PSI
Flow Rate: 2.5 GPM
Hose Length: 25 feet
Weight: 75 lbs
Dimensions: 24 x 20 x 36 inches

Operating Instructions

To operate the pressure washer:

Start the engine following the starting procedure.
Select the appropriate nozzle for your cleaning task.
Adjust the pressure settings as needed.
Begin cleaning by pulling the trigger on the spray gun.

NOTE: Always start with the lowest pressure setting.

Maintenance

Regular maintenance is essential for optimal performance:

Change the oil every 50 hours of use.
Inspect and clean the air filter regularly.
Check hoses for wear and tear.
Store the unit in a dry place when not in use.

CAUTION! Always disconnect the spark plug before performing maintenance.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Engine won't start	Fuel issue	Check fuel level and quality.
No pressure	Clogged nozzle	Clean or replace the nozzle.
Hose leaks	Worn out hose	Replace the hose.
Excessive vibration	Loose components	Tighten all bolts and screws.

Service: For further assistance, contact customer support.

Warranty Information

This product comes with a 2-year limited warranty covering defects in materials and workmanship. For warranty claims, please retain your receipt and contact customer service.