How do you remove the drum from a car?
Grab the brake drum by the edges and pull it off. It may help to wiggle it a bit as you pull. It may be necessary to back off the brake adjuster to remove the drum. This is done through the brake adjustment hole in the drum or on the backing plate using a brake adjuster tool to turn the adjuster to loosen the brakes enough to remove the drum.
What’s the best way to replace a drum brake?
Remove the spring and immediately hook it onto the new shoes exactly as you removed it. Inspect the brake wheel cylinder for any signs of leakage and replace if needed. Rebuild the new brake. The brake backing plates should be cleaned and lubed with a small amount of anti-seize on the slide points and anchor points.
Is there a self adjusting drum brake system?
Some drum brake systems don’t have a self-adjusting mechanism. Manually adjusted systems usually have a square adjuster at the back of the assembly. Winding this out as far as possible may help to get a badly worn or scored drum over the brake shoes.
How do you replace the parking brake on a car?
Detach the parking brake lever. Hold the shoe retaining pin from the back and remove the retainer springs. Spread the shoes apart from the top and disengage the shoes from the wheel cylinder pins. Remove both shoes and the self-adjuster as one unit. Lay the old shoes on the ground next to the new ones.
How do you adjust a drum brake on a car?
Adjust the brake shoes by turning the adjuster, or by using the adjuster tool, one increment at a time until the drum slides over the brake shoes and onto the hub properly without excessive resistance. Step 3: Make final adjustments to the brake drum.
How do you clean a drum brake assembly?
Step 3: Clean the drum brake assembly. Once the drum is removed, you should be able to see the inner workings of the drum brake assembly: the shoes, springs, and wheel cylinder. Before proceeding with disassembly, place the oil drain pan underneath the drum brake assembly, and then thoroughly spray the entire assembly with brake cleaner.
Can a out of round drum cause rear wheel lockup?
Brake drum condition should be factored in when determining the cause of rear wheel lockup. An out of round brake drum or drums that vary in diameter too much from side to side could cause a one wheel lockup condition (Figure 61.8). Measuring drum runout or out of roundness is not easy in the field.
What causes rear drum brakes to engage too soon?
If the parking brake system is not de-adjusted properly before the brake shoes are adjusted it will cause the rear brakes to engage too soon. This is especially true of vehicles equipped with duo-servo rear drum brakes (see Figure 61.1).
Grab the brake drum by the edges and pull it off. It may help to wiggle it a bit as you pull. It may be necessary to back off the brake adjuster to remove the drum. This is done through the brake adjustment hole in the drum or on the backing plate using a brake adjuster tool to turn the adjuster to loosen the brakes enough to remove the drum.
What should I do when my brake drum comes off?
The brake drum should come loose from the wheel. Clean the drum. Over time, brake drums can accumulate a good amount of grime and debris simply from their normal use. Once you have the brake drum off, take the opportunity to clean it of this debris if needed. Sources differ on which types of cleaning solutions you should use.
How to replace drum brakes on a 1999 Ford E-150?
The photo-graphical examples are actual photos taken during a rear drum brake job performed on a 1999 Ford E-150. Replacing drum brakes – Step by step procedure: Step 1. You will need to jack up the car and remove the rear wheels to gain access to the rear brake components. Step 2. Remove the the brake drum from the vehicle. Step 3.
Some drum brake systems don’t have a self-adjusting mechanism. Manually adjusted systems usually have a square adjuster at the back of the assembly. Winding this out as far as possible may help to get a badly worn or scored drum over the brake shoes.