Электровелосипед. Замена подшипника в мотор-колесе.

Introduction

This tutorial guides you through the process of replacing a bearing in an electric bike's motor wheel. If your motor wheel is making unusual noises or has reduced performance, it may indicate a worn-out bearing. This step-by-step guide will help you perform the replacement yourself, saving you time and money.

Step 1: Gather Tools and Materials

Before starting the replacement, ensure you have the necessary tools and materials on hand:

• Replacement bearings (check the size compatible with your motor wheel)
• Screwdrivers (Phillips and flat-head)
• Socket wrench set
• Pliers
• Grease or lubricant
• Clean cloths
• Safety goggles
• Work gloves

Step 2: Remove the Motor Wheel

To access the bearings, you need to detach the motor wheel from the bike:

1. Disconnect the battery to ensure safety while working.
2. Loosen and remove the wheel nuts using a socket wrench.
3. Carefully pull the wheel off the axle while ensuring no cables are damaged.

Step 3: Disassemble the Motor Wheel

Once the wheel is removed, disassemble it to access the bearings:

1. Remove the outer casing of the motor wheel with a screwdriver.
2. Observe the internal components to understand how to proceed without causing damage.
3. Take note of the arrangement of parts, as you will need to reassemble them later.

Step 4: Extract the Old Bearings

Carefully remove the old bearings from the motor wheel:

1. Use pliers or a bearing puller to gently extract the bearings from their housing.
2. Inspect the old bearings for wear and damage to ensure you replace them effectively.

Step 5: Install New Bearings

Now, install the new bearings into the motor wheel:

1. Clean the bearing housing with a cloth to remove any debris.
2. Apply a small amount of grease to the new bearings to ensure smooth operation.
3. Press the new bearings into their respective places, ensuring they fit snugly.

Step 6: Reassemble the Motor Wheel

After replacing the bearings, reassemble the motor wheel:

1. Reattach the outer casing securely.
2. Double-check the arrangement of all internal components.
3. Ensure the wheel spins freely without any obstruction.

Step 7: Reinstall the Motor Wheel

With the motor wheel reassembled, it’s time to put it back on the bike:

1. Align the motor wheel with the axle.
2. Secure the wheel nuts tightly using the socket wrench.
3. Reconnect the battery and ensure all electrical connections are secure.

Conclusion

Replacing the bearing in your electric bike’s motor wheel can enhance performance and prolong its lifespan. By following these steps, you can successfully perform the replacement yourself. Always remember to maintain your bike regularly and check for any signs of wear to prevent future issues. Happy cycling!