Simpson MS60850 Pressure Washer Manual

The Simpson MS60850 is a powerful pressure washer designed for residential and commercial use. It features a 208cc engine, delivering up to 3,200 PSI and 2.5 GPM, making it ideal for cleaning driveways, decks, and vehicles. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Accessories 7. Operating the Pressure Washer 8. Maintenance and Care 9. Safety Information 10. Troubleshooting

Features at a Glance

Key components: 208cc engine, 25-foot high-pressure hose, adjustable spray nozzle, and detergent tank.

FeatureDescription
Engine208cc engine for powerful performance
PressureUp to 3,200 PSI for tough cleaning tasks
Flow Rate2.5 GPM for efficient cleaning
Hose25-foot high-pressure hose for extended reach
NozzleAdjustable spray nozzle for different cleaning tasks
Detergent TankBuilt-in tank for easy detergent application
WheelsLarge wheels for easy mobility
FrameDurable steel frame for stability

Installation

Unpack and inspect contents. Place on a stable surface.

  1. Attach the handle: Secure the handle to the frame using provided screws.
  2. Connect the hose: Attach the high-pressure hose to the pump and the spray gun.
  3. Fill the detergent tank: Use appropriate cleaning solution.
  4. Plug into AC power: Ensure the outlet is grounded.

WARNING! Ensure all connections are secure before use.

First-Time Setup

Power on the pressure washer; follow the setup instructions.

  1. Check oil level: Ensure the engine oil is at the correct level.
  2. Set up the nozzle: Choose the appropriate nozzle for your cleaning task.
  3. Test the spray: Pull the trigger to test the spray pattern.
  4. Adjust pressure: Set the pressure according to the surface being cleaned.

CAUTION! Always wear protective gear when operating.

Specifications

Controls and Settings

Access controls via the pressure washer's panel. Key controls include the engine start/stop switch, pressure adjustment knob, and detergent control.

Safety Features: Automatic shut-off, thermal relief valve, and safety lock on the spray gun.

Connecting Accessories

Connect hoses and nozzles as needed for various cleaning tasks.

  1. Turn off the pressure washer before connecting accessories.
  2. Match hoses to the correct ports.
  3. Ensure all connections are tight to prevent leaks.

Tip: Use the appropriate nozzle for the surface being cleaned.

Operating the Pressure Washer

Follow these steps to operate the pressure washer safely and effectively.

  1. Start the engine: Follow the starting procedure outlined in the manual.
  2. Adjust pressure: Set the pressure based on the cleaning task.
  3. Begin cleaning: Use smooth, sweeping motions to clean surfaces.
  4. Turn off: Follow the shutdown procedure after use.

WARNING! Never point the spray gun at yourself or others.

Maintenance and Care

Regular maintenance is essential for optimal performance.

  1. Check oil level regularly and change as needed.
  2. Inspect hoses for wear and replace if damaged.
  3. Clean the filter regularly to ensure proper water flow.
  4. Store in a dry place when not in use.

CAUTION! Always disconnect the spark plug before performing maintenance.

Safety Information

Read all safety instructions before operating the pressure washer.

Troubleshooting

SymptomPossible CauseCorrective Action
Engine won't startFuel or oil issueCheck fuel level and oil; ensure proper mixture.
No pressureClogged nozzle or hoseInspect and clean nozzle; check for kinks in hose.
Excessive vibrationLoose partsTighten all screws and bolts; check for damage.
Detergent not dispensingClogged filterClean the detergent filter; ensure proper dilution.

Reset: Follow the reset procedure in the manual if available.

Service: Contact customer support for further assistance.

Simpson MS60850 Pressure Washer Manual © - All Rights Reserved 2026