how to remove brake drums when stuck

How to Remove Stuck Brake Drums A Step-by-Step Guide

Removing stuck brake drums can be a challenging task for anyone, whether you're a seasoned mechanic or a DIY enthusiast. Understanding the proper techniques and having the right tools can make the process easier and safer. This guide will walk you through the steps to effectively remove stuck brake drums.

Step 1 Gather Necessary Tools

Before you begin, ensure that you have the right tools on hand - Screwdrivers (flathead and Phillips) - Hammer or mallet - Brake drum puller (if necessary) - Pliers - Lubricating spray (like WD-40) - Safety goggles - Work gloves

Step 2 Prepare for Safety

Safety should always come first. Make sure the vehicle is parked on a level surface and the parking brake is engaged. Wear safety goggles and gloves to protect yourself from debris and sharp edges.

Step 3 Inspect the Brake Drums

Start by visually inspecting the brake drums. Check for signs of rust, corrosion, or debris. Sometimes, the brake shoes may have seized to the drum due to corrosion or moisture, especially in older vehicles. If there are any visible damages or excessive wear, replacement might be necessary.

Using the appropriate size lug wrench, loosen the lug nuts securing the wheel. Once loosened, elevate the vehicle using a jack and secure it with jack stands for safety. Remove the lug nuts completely and take off the wheel to expose the brake drum.

Step 5 Inspect the Adjuster

On some vehicles, there is an adjustment mechanism for the brake shoes that can be accessed through the wheel cylinder's hole or the adjustment hole in the backing plate. Look for a small slot or a star wheel adjuster. If the brake shoes are too tight against the drum, rotate the adjuster to back them off slightly. This can create enough space for the drum to be removed easily.

Step 6 Use Lubricating Spray

If the drum still doesn’t budge, apply a liberal amount of penetrating lubricant around the circumference of the drum where it meets the backing plate. Allow the lubricant to soak in for a few minutes. This can help break down rust and debris that may be causing the drum to stick.

Step 7 Apply Back-and-Forth Motion

While trying to remove the drum, gently rock it back and forth. Grip the drum with both hands and pull it towards you while simultaneously pushing it back and forth. This motion can help to break the bond that has formed between the drum and the shoes.

Step 8 Use a Hammer or Mallet

If rocking the drum doesn't work, take a hammer or mallet and gently tap around the edge of the drum. Be cautious not to hit it too hard as this could cause damage. The vibration from the hammering can help loosen the drum from any rust or debris holding it in place.

Step 9 Employ a Brake Drum Puller

If the drum is still stuck, it is time to use a brake drum puller. This specialized tool can apply even pressure to the drum, helping to free it without causing damage. Follow the manufacturer’s instructions for your specific puller model.

Step 10 Repeat if Necessary

If the drum doesn’t come off after your initial attempts, repeat the process of lubricating, adjusting, and using the puller until it loosens. Patience is key; forcing the drum off can result in damage to both the drum and the brake assembly.

Conclusion

Removing stuck brake drums can be a labor-intensive process, but with the right tools and techniques, you can successfully complete the job. Remember to maintain a safe working environment, and if you encounter significant difficulty or signs of damage, don't hesitate to consult a professional mechanic. Regular inspection and maintenance of your braking system can help prevent future issues with stuck brake drums, ensuring a safer driving experience.