Remplissage et purge manuelle d'une direction hydraulique LS pour moteur hors-bord

Introduction

This tutorial provides a step-by-step guide for manually filling and purging the hydraulic steering system of an LS outboard motor. Proper maintenance of your hydraulic steering is crucial for ensuring smooth operation and longevity of your boat. Follow the steps carefully to avoid common pitfalls and ensure your hydraulic system operates efficiently.

Step 1: Gather Necessary Tools and Materials

Before starting the process, ensure you have the following tools and materials ready:

• A set of open-end wrenches (sizes 13, 14, and 27 mm)
• Hydraulic fluid suitable for LS systems or ISO viscosity 22 oil
• Clean cloths to maintain cleanliness
• A container for oil disposal

Tip: Always use LS hydraulic oil or ISO viscosity 22 oil to avoid damaging your steering system.

Step 2: Prepare Your Workspace

Maintaining a clean workspace is critical to prevent contamination. Follow these guidelines:

• Make sure all tools and containers are clean.
• Avoid exposing hoses and fittings to dirt or debris.
• Have a clean cloth handy to wipe any spills or drips.

Common Pitfall: Contaminated oil can cause severe damage to your hydraulic system, so take cleanliness seriously.

Step 3: Fill the Hydraulic System

To fill the hydraulic system, follow these steps:

1. Locate the hydraulic reservoir on your steering system.
2. Remove the reservoir cap carefully to avoid spilling oil.
3. Slowly pour the hydraulic fluid into the reservoir until it reaches the recommended level.
4. Replace the reservoir cap securely.

Tip: Fill the system gradually to prevent air bubbles from forming.

Step 4: Purge Air from the Hydraulic System

Air in the hydraulic system can cause erratic steering. Here's how to purge it:

1. Sit at the helm and turn the steering wheel completely to the left and then to the right several times.
2. Check the fluid level in the reservoir and add more oil if necessary.
3. Repeat the steering process until there are no more bubbles in the reservoir and the steering feels smooth.

Common Pitfall: Failing to remove air can lead to poor steering response, so ensure this step is done thoroughly.

Step 5: Final Checks

After filling and purging the hydraulic system, perform the following checks:

• Inspect for any leaks around the fittings and hoses.
• Ensure the fluid level is stable and within the recommended range.
• Test the steering system to confirm it operates smoothly.

Tip: Regularly check your hydraulic system for leaks or signs of wear to prevent future issues.

Conclusion

By following these steps, you can successfully fill and purge your hydraulic steering system, ensuring it operates efficiently. Regular maintenance is key to prolonging the life of your hydraulic components. For more details, refer to the manual provided with your product, or visit the LS France website for additional resources.