Guide to Repairing Drum Brakes for Optimal Performance and Safety

How to Fix Drum Brakes A Step-by-Step Guide

Drum brakes are a common braking system found in many vehicles, especially older models. While they are generally reliable, they may require maintenance or repairs over time. Here’s a guide on how to fix drum brakes effectively.

1. Gather Necessary Tools and Materials

Before starting, ensure you have the right tools a jack, jack stands, a lug wrench, brake cleaner, a brake spring tool, and a set of replacement parts if needed (such as shoes, springs, and drums). Safety equipment, including gloves and goggles, is also essential.

2. Lift the Vehicle

Start by securing the vehicle on a flat surface. Loosen the lug nuts slightly before lifting. Use the jack to raise the vehicle and place jack stands under the chassis for added safety. Once secured, remove the lug nuts and take off the wheel.

3. Inspect the Drum and Shoes

With the wheel removed, inspect the brake drum. Look for any signs of wear, such as grooves or significant scoring. The brake shoes should also be checked for thickness. If they are below 1/8 inch, it's time for a replacement.

4. Remove the Drum

To remove the drum, you may need to tap it gently with a hammer if it’s stuck. Once free, check inside for any debris or brake dust. Clean it thoroughly with brake cleaner.

5. Replace Brake Shoes

If the shoes need replacing, start by releasing the tension on the springs using a brake spring tool. Carefully remove the old shoes and replace them with new ones. Ensure the adjustment is correct and the shoes sit flush against the backing plate.

6. Reassemble the Drum

Once the new shoes are in place, put the drum back on. Make sure it rotates freely without any dragging. If there’s resistance, check the shoe adjustment.

7. Replace the Wheel

Reattach the wheel and hand-tighten the lug nuts before lowering the vehicle back to the ground. Once down, tighten the lug nuts fully in a star pattern to ensure even pressure.

8. Test the Brakes

Before hitting the road, pump the brake pedal several times to seat the shoes against the drum. Take the vehicle for a short test drive to ensure everything is functioning properly.

In conclusion, fixing drum brakes may seem daunting, but with the right tools and a methodical approach, it’s a task many car owners can handle. Regular maintenance will ensure the longevity and safety of your braking system.