How do parking brake shoes work?
How do parking brake shoes work?
A parking brake controls the rear brakes and is a completely separate device from your vehicle’s regular hydraulic brakes. Most vehicles have drum brakes on their rear wheels; so, when the parking brake is pulled, the cables will pull a lever that compress the brake shoes to stop the vehicle.
How do you mount a parking brake shoe?
Mount the rear parking brake shoe by installing the spring back onto the lever. While holding the rear shoe in place push the spring and retainer to hold the new shoe to the backing plate. Disassemble the adjuster to clean the threads and lubricate them using brake lube.
How do you remove a parking brake drum?
The parking brake drum, which is part of the brake rotor, must first be removed. There are some springs that keep tension on the shoes that need to be removed using a needle-nose pliers, or a special drum brake tool. Once the parking brake shoes are free, the cable spring is compressed to remove the cable from the shoe.
When is it time to replace parking brake shoes?
If you see the brake material missing like in the picture below its time to change the shoes. If the shoe is down to the metal the rotor should be replaced or re-machined as well. This style of shoe is held on using a retainer bolt and clip that needs to be undone to remove the shoe from the backing plate.
What’s the best way to replace a parking brake?
Clean the backing plate with brake cleaner. Then, apply disc brake lubricant to the the bosses, anchor of the pin, and parking brake actuating lever pivot surface. Step 2: Install the parking brake lever and retaining clip. Slide the pin through the new shoe and reinstall the parking brake retaining clip.
Mount the rear parking brake shoe by installing the spring back onto the lever. While holding the rear shoe in place push the spring and retainer to hold the new shoe to the backing plate. Disassemble the adjuster to clean the threads and lubricate them using brake lube.
Clean the backing plate with brake cleaner. Then, apply disc brake lubricant to the the bosses, anchor of the pin, and parking brake actuating lever pivot surface. Step 2: Install the parking brake lever and retaining clip. Slide the pin through the new shoe and reinstall the parking brake retaining clip.
When do parking brake shoes need to be replaced?
Note: If your vehicle has drum style brakes on the rear, the brake shoes are the working component of the assembly and can be engaged hydraulically or mechanically. If you are hearing a grinding noise coming from the rear of your vehicle, your brake shoes are likely worn out and must be replaced along with the brake drums.
The parking brake drum, which is part of the brake rotor, must first be removed. There are some springs that keep tension on the shoes that need to be removed using a needle-nose pliers, or a special drum brake tool. Once the parking brake shoes are free, the cable spring is compressed to remove the cable from the shoe.
