how to remove a seized brake drum

How to Remove a Seized Brake Drum

Removing a seized brake drum can be a challenging task, but with the right tools and techniques, it can be accomplished. Brake drums can seize due to rust, corrosion, or improper installation, making it difficult to remove them when necessary. In this guide, we'll go through the steps to safely and effectively remove a seized brake drum.

Tools and Materials Needed

Before you start, gather the following tools - Jack and jack stands - Lug wrench - Hammer - Brake drum puller (optional) - Penetrating oil (such as WD-40 or PB Blaster) - Safety goggles and gloves

Step 1 Prepare the Vehicle

1. Park Safely Ensure that your vehicle is parked on a flat surface. Engage the parking brake to prevent any movement. 2. Loosen Lug Nuts Use the lug wrench to slightly loosen the lug nuts on the wheel that houses the seized brake drum. Do not completely remove them yet.

Step 2 Lift the Vehicle

1. Jack Up the Vehicle Using a jack, lift the vehicle high enough to access the wheel comfortably. 2. Secure with Jack Stands Place jack stands securely under the vehicle to prevent it from collapsing while you work.

Step 3 Remove the Wheel

1. Remove Lug Nuts Now that the vehicle is secure, remove the lug nuts completely and take off the wheel. Set it aside in a safe location.

Step 4 Inspect the Brake Drum

1. Check for Rust and Corrosion Before attempting to remove the drum, inspect it for any visible signs of rust or damage. This might give you an idea of what techniques to use.

Step 5 Apply Penetrating Oil

1. Spray Penetrating Oil Generously apply penetrating oil around the seam where the brake drum meets the wheel hub. This will help loosen any rust or corrosion that may be causing the drum to seize.

2. Let it Sit Allow the penetrating oil to soak in for at least 10-15 minutes. This step is crucial as it works to break down the rust.

Step 6 Tap with a Hammer

1. Tap the Drum Using a hammer, gently tap around the circumference of the brake drum. This helps to break the bond between the drum and the hub. Be careful not to hit too hard; you don’t want to warp the drum or damage the braking components inside.

Step 7 Use a Brake Drum Puller

1. Install a Puller If the drum still won’t budge, you may need a brake drum puller. Position the puller according to the manufacturer's instructions and gradually tighten it. The puller will apply pressure to the drum, pulling it off the hub.

2. Continue Tapping As you're tightening the puller, you can continue to gently tap the drum with a hammer, which may help it break free.

Step 8 Remove the Drum

1. Check for Movement With the puller applied, check if the drum has loosened. If so, carefully remove it by sliding it off the axle. If you encounter resistance, don’t force it; instead, continue applying oil and tapping.

Step 9 Clean and Inspect

1. Clean the Hub Once the drum is off, clean the hub's surface and inspect it for any damage that may require attention.

2. Replace Components if Needed If the brake shoes or other components are worn out, this is the ideal time to replace them.

Conclusion

Removing a seized brake drum can be a tedious process, but patience and the right approach can make it much easier. Always prioritize safety and take your time with each step. If you are unsure about any part of the procedure, don't hesitate to consult a professional mechanic. Proper maintenance on your brake system ensures a safe driving experience, so keep your brakes in good condition and address any issues promptly.