Changing rear brake footwear is a comparatively easy process that may be accomplished in a couple of hours with the suitable instruments and a bit know-how. Nonetheless, it is very important be aware that this process ought to solely be tried by those that are comfy engaged on their very own automobiles. If you’re not comfy working by yourself automobile, it’s best to depart this process to a professional mechanic.
Earlier than you start, you will want to assemble the next instruments and supplies:
– New brake footwear
– Brake footwear springs
– Brake drum puller
– Brake cleaner
– Gloves
– Security glasses
– Jack stands
– Lug wrench
– Wheel chocks
Security Precautions
To make sure your security, it’s crucial to observe these important precautions earlier than commencing work in your automobile’s rear brake footwear:
1. Park Safely
Park the automobile on a stage, steady floor and have interaction the parking brake. It will stop the automobile from rolling if you are working beneath it. Moreover, place wheel chocks behind the entrance wheels to additional safe the automobile.
Earlier than elevating the automobile, guarantee it’s steady and won’t slip off the jack stands. Examine the jack stands for any indicators of injury or put on, and by no means work underneath a automobile supported by a single jack or jack stand. All the time use a number of jack stands for added security.
Moreover, it’s essential to put on applicable security gear whereas working in your automobile. This contains security glasses, gloves, and durable footwear to guard your self from potential hazards corresponding to sparks, sharp edges, and unsafe liquids.
| Security Gear | Objective | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Security Glasses | Defend eyes from flying particles or sparks | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Gloves | Defend palms from sharp edges or hazardous chemical substances | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sturdy Sneakers | Forestall foot accidents from falling objects or sharp edges |
| Software | Objective | |
|---|---|---|
| Lug wrench | Loosening and eradicating lug nuts | |
| Ground jack | Elevating the automobile for entry | |
| Jack stands | Offering safe assist for the automobile | |
| Brake caliper spreader | Compressing brake caliper pistons | |
| T27 Torx bit | Eradicating caliper mounting bolts | |
| 13mm wrench | Eradicating caliper bracket bolts | |
| Phillips head screwdriver | Eradicating parking brake cable bracket |
| Security Suggestions: |
|---|
| – All the time put on security glasses and gloves all through the process. |
| – Strictly observe the advisable jack factors in your particular automobile. |
| – Use jack stands rated in your automobile’s weight and set them in a sturdy method. |
Eradicating the Wheel and Tire
1). Loosen the lug nuts on the rear wheel that must be changed. Don’t take away them fully.
2). Increase the rear of the automobile utilizing a jack and place jack stands underneath the designated jack factors for added security.
3). Take away the lug nuts and take off the flat tire.
4). Eradicating the Brake Drum
a) Examine the brake drum for any indicators of injury or put on.
b) Find the 2 brake drum retaining screws on the again of the brake backing plate.
c) Use a 7/16-inch wrench or socket to loosen the brake drum retaining screws.
d) As soon as the screws are free, gently faucet the brake drum with a rubber mallet or hammer to interrupt it free from the axle.
e) Pull the brake drum straight in direction of you to take away it from the axle.
Eradicating the Brake Drum
As soon as the wheel is off, you may start to take away the brake drum. The brake drum is held on by a couple of lug nuts or bolts. Use a socket wrench or lug wrench to loosen the lug nuts or bolts after which take away them by hand.
As soon as the lug nuts or bolts are eliminated, the brake drum ought to come off simply. If it does not, chances are you’ll want to make use of a hammer to faucet it gently across the edges till it loosens.
Watch out to not injury the brake drum when eradicating it. In case you injury the brake drum, it would must be changed, which may be an costly and time-consuming course of.
Listed here are some extra suggestions for eradicating the brake drum:
Use warning when eradicating the brake drum.
The brake drum is heavy, so watch out to not drop it in your foot or leg.
If the brake drum is caught, use a hammer to faucet it gently across the edges till it loosens.
Don’t use an excessive amount of power, as you might injury the brake drum.
As soon as the brake drum is free, take away it by hand.
Watch out to not contact the brake footwear, as they could comprise asbestos.
Inspecting the Brake Parts
Earlier than changing the rear brake footwear, it’s essential to totally examine the brake parts to evaluate their situation and determine any potential points.
- **Examine the brake footwear:** Verify the brake footwear for indicators of uneven put on, glazing, or contamination. Substitute any worn or broken footwear promptly.
- **Study the brake drums:** Search for any indicators of wear and tear, scoring, or warmth injury on the brake drums. Warped or broken drums must be changed.
- **Verify the brake {hardware}:** Be certain that the brake springs, pins, and retainers are in good situation and functioning correctly. Substitute any rusted, weak, or broken {hardware}.
- **Examine the brake strains and hoses:** Examine the brake strains and hoses for any indicators of injury, leaks, or corrosion. Substitute any broken strains or hoses instantly.
- **Study the wheel cylinders:** Search for any indicators of leaks or corrosion on the wheel cylinders. Leaking cylinders must be changed to stop brake failure.
- **Verify the parking brake mechanism:** Be certain that the parking brake cable, lever, and linkage are all functioning correctly. Modify or change any worn or broken parts.
| Part | Inspection Factors | Motion |
|---|---|---|
| Brake Sneakers | Uneven put on, glazing, contamination | Substitute worn or broken footwear |
| Brake Drums | Put on, scoring, warmth injury | Substitute warped or broken drums |
| Brake {Hardware} | Rust, weak point, injury | Substitute rusted or broken {hardware} |
| Brake Strains and Hoses | Injury, leaks, corrosion | Substitute broken strains or hoses |
| Wheel Cylinders | Leaks, corrosion | Substitute leaking cylinders |
| Parking Brake Mechanism | Put on, injury, improper adjustment | Modify or change worn or broken parts |
Changing the Rear Brake Sneakers
Changing the rear brake footwear is a comparatively easy process that may be accomplished in an hour or two with the suitable instruments and a bit little bit of know-how.
Instruments You will Want
- Jack and jack stands
- Lug wrench
- Hammer
- Punch
- Brake cleaner
- New brake footwear
Eradicating the Previous Brake Sneakers
- Increase the rear of the automobile and safe it with jack stands.
- Take away the rear wheels.
- Take away the brake drum by eradicating the bolts that maintain it in place.
- Disconnect the brake line from the wheel cylinder.
- Take away the brake footwear by urgent the springs that maintain them in place.
Putting in the New Brake Sneakers
- Clear the brake drum and wheel cylinder with brake cleaner.
- Set up the brand new brake footwear by urgent them into place till they snap into the springs.
- Reconnect the brake line to the wheel cylinder.
- Set up the brake drum by aligning it with the wheel studs.
- Tighten the bolts that maintain the brake drum in place.
- Set up the rear wheels.
- Decrease the automobile to the bottom.
Inspecting the Grasp Cylinder
As soon as the brand new brake footwear are put in, it is very important examine the grasp cylinder to make sure that it’s functioning correctly. The grasp cylinder is chargeable for offering hydraulic strain to the brake strains, which in flip actuates the brake footwear.
To examine the grasp cylinder, test the fluid stage within the reservoir. The fluid stage must be between the “min” and “max” marks on the reservoir. If the fluid stage is low, it could point out a leak within the brake system. You must also test the brake fluid for any indicators of contamination, corresponding to filth or water. If the brake fluid is contaminated, it must be flushed and changed.
| Symptom | Attainable Trigger |
|---|---|
| Low brake fluid stage | Leak within the brake system |
| Contaminated brake fluid | Grime or water within the brake system |
| Spongy brake pedal | Air within the brake strains |
| Onerous brake pedal | Defective grasp cylinder or booster |
In case you discover any of those signs, it is very important have the brake system inspected by a professional mechanic.
Adjusting the Brake Sneakers
As soon as the brand new brake footwear have been put in, they must be adjusted to make sure correct contact with the brake drum. Observe these steps:
- Pump the brake pedal a number of occasions. It will assist to seat the brake footwear towards the brake drum.
- Find the brake adjuster. It’s often situated on the backside of the backing plate, close to the middle of the wheel.
- Flip the adjuster screw. Use a flat-head screwdriver or an Allen wrench, relying on the kind of adjuster. Flip the screw in small increments (about 1/8 flip at a time) till you hear the brake footwear make contact with the brake drum.
- Verify the brake pedal. Pump the brake pedal a number of occasions and be sure that it feels agency and gives good stopping energy.
- Retighten the adjuster. As soon as you might be glad with the brake pedal, retighten the adjuster screw to stop it from loosening over time.
- Repeat steps 3-5 for the opposite brake shoe. Be sure that each brake footwear are adjusted evenly.
- Street check the automobile. Drive the automobile at a low pace and apply the brakes a number of occasions to be sure that they’re working correctly.
- Verify the brake adjustment once more. After driving for a brief distance, re-check the brake adjustment to be sure that the brake footwear are nonetheless making good contact with the brake drum.
Reassembling the Brake Parts
9. Reinstalling the Backing Plate
Rigorously align the backing plate with the wheel cylinder. Be certain that the brake footwear are correctly seated within the backing plate. Safe the backing plate with the bolts or clips that had been eliminated earlier. Tighten the bolts or clips to the required torque (confer with your automobile’s service handbook for particular torque values).
Bolt/Clip Measurement Tightening Torque 10mm 25-35 ft-lbs 12mm 35-45 ft-lbs Examine the brake footwear and adjusters to make sure they’re correctly positioned and freed from any obstruction. Reinstall the drum brake {hardware} package (together with star wheel, springs, and retainers) by following the reverse order of how they had been eliminated. Guarantee every part is securely put in and correctly functioning.
Verify the brake fluid stage within the grasp cylinder and prime it off if mandatory. Bleed the brakes to take away any air which will have entered the system.
Testing the Brakes
Earlier than changing the rear brake footwear, it is essential to check the brakes to find out the extent of the issue. Here is the right way to do a primary brake check:
- Begin the engine and let it idle.
- Apply the parking brake.
- Press and launch the brake pedal a number of occasions.
- Along with your foot nonetheless on the brake pedal, launch the parking brake.
- Slowly launch the brake pedal.
- If the automobile rolls ahead, the rear brakes are usually not working correctly.
- If the automobile does not roll ahead, the rear brakes are working correctly.
Extra Notes:
- If the automobile rolls ahead slowly, the rear brakes could also be partially useful however want consideration.
- If the brake pedal feels spongy or pulsates, there could also be a fluid leak or different brake system difficulty.
- In case you’re not comfy performing this check your self, take the automobile to a mechanic for a extra complete brake inspection.
Learn how to Substitute Rear Brake Sneakers
Changing the rear brake footwear in your automobile is a comparatively easy process that may be accomplished in about an hour. Listed here are the steps on the right way to do it:
- Park your automobile on a stage floor and have interaction the parking brake.
- Loosen the lug nuts on the rear wheels, however don’t take away them fully.
- Jack up the rear of the automobile and place jack stands underneath the designated jack factors.
- Take away the lug nuts and wheels.
- Find the brake drum and take away the mud cap from the middle of the drum.
- Use a big screwdriver or brake spoon to pry off the brake drum. It could be essential to faucet the drum with a hammer to loosen it.
- As soon as the brake drum is eliminated, you will note the brake footwear. Use a pair of pliers to take away the springs that maintain the footwear in place.
- Rigorously take away the outdated brake footwear and change them with the brand new footwear.
- Reinstall the springs and brake drum.
- Repeat steps 5-9 for the opposite rear wheel.
- Decrease the automobile and tighten the lug nuts.
- Pump the brake pedal a number of occasions to seat the brand new brake footwear.
- Check the brakes earlier than driving the automobile.
Individuals Additionally Ask About Learn how to Substitute Rear Brake Sneakers
How a lot does it value to interchange rear brake footwear?
The price to interchange rear brake footwear varies relying on the make and mannequin of your automobile. Nonetheless, you may anticipate to pay between $100 and $200 for components and labor.
How typically ought to rear brake footwear get replaced?
Rear brake footwear must be changed each 30,000 to 50,000 miles. Nonetheless, it is very important have your brakes inspected often to make sure that they’re in good situation.
What are the indicators that rear brake footwear must be changed?
There are a number of indicators that rear brake footwear must be changed, together with:
- A grinding noise when braking
- A pulsation within the brake pedal
- Decreased braking energy
- A low brake fluid stage
