Eradicating a brake drum is usually a difficult job, however it’s one that may be achieved with the best instruments and methods. The brake drum is a essential element of the braking system, and it’s answerable for transferring the drive from the brake pads to the wheels. If the brake drum is just not correctly eliminated, it will possibly harm the braking system and result in a lack of braking energy.
Step one in eradicating the brake drum is to take away the wheel. As soon as the wheel is eliminated, you will have to take away the brake caliper and the brake sneakers. The brake caliper is the housing that accommodates the brake pads, and the brake sneakers are the pads that make contact with the brake drum. As soon as the brake caliper and the brake sneakers are eliminated, it is possible for you to to entry the brake drum.
To take away the brake drum, you will have to make use of a brake drum puller. A brake drum puller is a instrument that’s particularly designed to take away brake drums. The brake drum puller will match over the brake drum, and it’ll use a sequence of bolts to tug the brake drum off of the axle. As soon as the brake drum is eliminated, it is possible for you to to examine it for put on and tear. If the brake drum is worn or broken, it should have to be changed.
Security Precautions
Instruments and Gear
Collect all mandatory instruments and gear earlier than starting the duty, together with:
- Lug wrench
- Axle stands
- Wheel chocks
- Breaker bar
- Impression wrench (non-obligatory)
- Brake cleaner
- Brake gloves
- Rags
Private Protecting Gear
- Security glasses: Defend your eyes from flying particles and chemical compounds.
- Gloves: Put on thick, leather-based gloves to forestall cuts and abrasions.
- Respiratory masks: Use a respirator or mud masks to keep away from inhaling dangerous particles.
Security Procedures
- Park the car on a degree floor and have interaction the parking brake.
- Place wheel chocks behind the wheels reverse the one you are engaged on.
- Loosen the lug nuts however don’t take away them utterly.
- Use an axle stand to soundly assist the car and stop it from falling.
- Gently shake the car to make sure it’s steady and won’t roll.
Precautionary Measures
- Concentrate on the situation of brake fluid traces and parts to keep away from harm.
- Use solely really helpful instruments and torque specs to forestall overtightening and harm to the brake system.
- Eliminate brake fluid and brake mud safely in response to native rules.
| Software | Utilization |
|---|---|
| Breaker Bar | To loosen and tighten lug nuts. |
| Axle Stands | To assist the car safely whereas working. |
| Impression Wrench | To rapidly take away and set up lug nuts. (Non-compulsory) |
Collect Crucial Instruments and Supplies
Earlier than embarking on the duty of eradicating a brake drum, it’s essential to collect the mandatory instruments and supplies to make sure a easy and hassle-free course of. The next objects are important for the profitable completion of this job:
Instruments:
| Software | Description |
|---|---|
| Lug wrench | Used to loosen and take away the lug nuts that maintain the tire in place. |
| Jack stand | Offers a steady and safe assist for the car whereas engaged on the brake system. |
| Brake drum puller | A specialised instrument designed to exert drive to separate the brake drum from the wheel hub. |
| Pry bar | Used to softly pry the brake drum away from the hub whether it is caught. |
| Hammer | Used to softly faucet on the brake drum puller to help in its elimination. |
Supplies:
Along with the instruments listed above, the next supplies can also be useful:
- Gloves
- Eye safety
- Penetrating oil (to loosen rusted bolts)
- Brake cleaner
- Wheel chocks
Loosen the Lug Nuts
Earlier than you begin engaged on the brake drum, it is vital to loosen the lug nuts that maintain the wheel in place. You will want a lug wrench to do that, which is often included together with your car’s toolkit.
To loosen the lug nuts, comply with these steps:
- Place the lug wrench on the primary lug nut and switch it counterclockwise to loosen it. Don’t take away the lug nut utterly at this level.
- Repeat this course of for the remaining lug nuts on the wheel.
- As soon as all the lug nuts are unfastened, you need to use your arms to take away them utterly.
Watch out to not overtighten the lug nuts if you put them again on after servicing the brake drum. Overtightening can harm the lug nuts and make them tough to take away sooner or later.
Utilizing a Energy Software to Loosen the Lug Nuts
In the event you’re having hassle loosening the lug nuts by hand, you need to use an influence instrument reminiscent of an influence wrench. Be sure you use the proper socket dimension for the lug nuts and to comply with the producer’s directions for utilizing the facility instrument.
Here is a desk summarizing the other ways to loosen lug nuts:
| Technique | Execs | Cons |
|---|---|---|
| Hand | – No particular instruments required | – May be tough if lug nuts are overtightened |
| Lug wrench | – Extra leverage than hand tightening | – Can nonetheless be tough if lug nuts are overtightened |
| Impression wrench | – Highly effective and straightforward to make use of | – Requires an influence supply and could be costly |
Jack Up the Automobile and Safe
Earlier than you can begin engaged on the brake drum, you could jack up the car and safe it. This may forestall the car from rolling and guarantee that you may work safely.
- Park the car on a flat, steady floor. Have interaction the parking brake.
- Find the jack factors on the car. These are normally positioned close to the wheels.
- Place a jack stand below the jack level. Slowly increase the car till it’s about 6 inches off the bottom.
- Safe the car with wheel chocks. This may forestall the car from rolling when you are engaged on it.
Eradicating the Brake Drum
As soon as the car is safe, you can begin eradicating the brake drum.
- Take away the lug nuts from the wheel.
- Pull the wheel off the hub.
- Find the brake drum retaining screws. These are normally positioned across the circumference of the brake drum.
- Take away the brake drum retaining screws.
- Fastidiously pull the brake drum off the hub.
Take away the Wheel
1. Loosen the lug nuts on the wheel that wants the brake drum eliminated, however do not take away them utterly.
2. Safely elevate the car utilizing a jack stand.
3. Take away the lug nuts and take the wheel off of the car.
Pull Off the Brake Drum
4. Find the 2 adjusting screw holes on the again of the brake backing plate.
5. To loosen the brake sneakers, insert a flathead screwdriver into the adjusting screw gap and switch the screw clockwise. Proceed turning the screw till it stops shifting. Repeat this course of for the opposite adjusting screw.
This step could require some drive, so use a screwdriver that’s lengthy sufficient to give you good leverage. If the screws are notably tough to show, you may strive spraying them with penetrating oil to loosen them up. Use warning when utilizing penetrating oil, as it may be flammable.
6. As soon as the brake sneakers are unfastened, it’s best to be capable of pull the brake drum straight off of the wheel hub.
**Desk: Brake Drum Removing Issue**
| Issue | Description |
|---|---|
| Straightforward | The brake drum comes off with out a lot effort. |
| Medium | The brake drum is caught however could be eliminated with some effort. |
| Onerous | The brake drum is caught and requires important effort or particular instruments to take away. |
Loosen the Brake Drum Adjusting Screw
To loosen the brake drum adjusting screw, you will have a flathead screwdriver. Insert the screwdriver into the slot on the screw and switch it counterclockwise. The screw shall be tight, so chances are you’ll want to use some drive. As soon as the screw is loosened, it is possible for you to to take away the brake drum.
Suggestions for Loosening the Brake Drum Adjusting Screw
- If the screw is especially tight, you may strive utilizing a penetrating lubricant. Apply the lubricant to the screw and let it sit for a couple of minutes earlier than making an attempt to loosen it.
- Watch out to not harm the screw or the brake drum. In case you are having problem loosening the screw, chances are you’ll need to seek the advice of a mechanic.
- As soon as the screw is loosened, it’s best to be capable of take away the brake drum by pulling it straight off the axle.
Extra Data
The brake drum adjusting screw is used to regulate the clearance between the brake sneakers and the brake drum. Over time, the brake sneakers will put on down, which can improve the clearance. This may result in decreased braking efficiency. By adjusting the screw, you may scale back the clearance and restore braking efficiency.
The next desk supplies the specs for the brake drum adjusting screw:
| Rear Brake Drum Adjusting Screw | |
|---|---|
| Dimension: | M8 x 1.25 |
| Size: | 25 mm |
| Torque: | 10-15 Nm |
Take away the Brake Drum Retainer Spring
The brake drum retainer spring is a small, coiled spring that holds the brake drum in place. To take away the spring, you will have a pair of pliers.
To take away the brake drum retainer spring, comply with these steps:
- Find the brake drum retainer spring. It’s normally positioned on the again of the brake drum, close to the highest.
- Use a pair of pliers to seize the top of the spring.
- Pull the spring straight out of the brake drum.
- As soon as the spring is eliminated, you may take away the brake drum.
In case you are having hassle eradicating the brake drum retainer spring, you need to use a screwdriver to pry it out.
Here’s a desk summarizing the steps for eradicating the brake drum retainer spring:
| Step | Description |
|---|---|
| 1 | Find the brake drum retainer spring. |
| 2 | Use a pair of pliers to seize the top of the spring. |
| 3 | Pull the spring straight out of the brake drum. |
| 4 | As soon as the spring is eliminated, you may take away the brake drum. |
Pull Off the Brake Drum
To tug off the brake drum, comply with these steps:
1. Use a brake spoon or a big screwdriver to pry the brake drum off the axle.
2. Faucet the brake drum with a hammer to loosen it.
3. Use a penetrating oil to lubricate the axle and the brake drum.
4. Use a puller to take away the brake drum.
5. Watch out to not harm the brake drum or the axle when eradicating it.
6. Clear the axle and the brake drum earlier than reinstalling the brake drum.
7. Apply a small quantity of anti-seize lubricant to the axle earlier than reinstalling the brake drum.
8. Tighten the lug nuts to the producer’s specs.
Extra Particulars for Step 8
* Use a torque wrench to make sure that the lug nuts are tightened to the proper torque.
* Tighten the lug nuts in a star sample to evenly distribute the drive.
* Examine the torque of the lug nuts after just a few hundred miles to make sure that they’re nonetheless tight.
| Lug Nut Dimension | Torque (ft-lbs) |
|—|—|
| 1/2 inch | 75-90 |
| 9/16 inch | 100-120 |
| 5/8 inch | 125-150 |
Examine the Brake Parts
As soon as the drum is off, it is time to examine the brake parts. This contains the brake sneakers, wheel cylinders, and is derived.
Brake Sneakers
The brake sneakers are the primary parts that come into contact with the drum to create friction and gradual the car down. Examine the brake sneakers for any indicators of damage or harm, reminiscent of:
- Cracks or breaks
- Uneven put on
- Glazing or hardening
- Contamination with grease or oil
Wheel Cylinders
The wheel cylinders are answerable for hydraulically activating the brake sneakers. Examine the wheel cylinders for any leaks, harm, or corrosion. If any of those points are current, the wheel cylinder will have to be changed.
Brake Springs
The brake springs are used to carry the brake sneakers in place and guarantee they make correct contact with the drum. Examine the brake springs for any indicators of injury or put on, reminiscent of:
- Damaged or bent springs
- Weak or fatigued springs
- Rust or corrosion
Brake Drum
Examine the brake drum for any indicators of scoring, grooving, or extreme put on. Substitute the brake drum if any of those situations are current.
| Situation | Purpose |
|---|---|
| Scoring or grooving | Brought on by extreme warmth or friction |
| Extreme put on | Brought on by extended use or improper adjustment |
…
Reinstall the Brake Drum
1. Fastidiously information the brake drum again onto the wheel hub.
2. Make sure that the drum is correctly aligned and seated.
3. Tighten the wheel lug nuts by hand as a lot as attainable.
4. Use a torque wrench to evenly tighten the lug nuts, following the producer’s specified torque settings.
5. Set up the brake sneakers and modify them in response to the producer’s specs.
6. Bleed the brake system by miserable the brake pedal a number of instances.
7. Examine the brake fluid degree and prime up as mandatory.
8. Check drive the car to make sure that the brakes are functioning correctly.
9. Reinstall the wheels and hubcaps or wheel covers.
10. If outfitted, join the wheel velocity sensors to the ABS module.
11. Examine and modify the parking brake.
12. Clear up any instruments and supplies.
13. Double-check all connections and torque settings.
| Torque Settings | Dimension |
|---|---|
| 120 ft-lbs | 1/2-inch lug nuts |
| 150 ft-lbs | 9/16-inch lug nuts |
| 185 ft-lbs | 5/8-inch lug nuts |
Learn how to Take Off Brake Drum
Taking off brake drum is a comparatively easy job that may be accomplished in just a few steps. Here is easy methods to do it:
- Loosen the lug nuts on the wheel you are engaged on, however do not take away them utterly.
- Jack up the automobile and safe it with jack stands.
- Take away the lug nuts and take off the wheel.
- Find the brake drum and take away the mud cap.
- Use a brake drum puller to take away the brake drum.
As soon as the brake drum is off, you may examine it for put on and tear. If the brake drum is worn or broken, it should have to be changed.
Individuals additionally ask
How do you take away a brake drum with no puller?
If you do not have a brake drum puller, you may strive utilizing a hammer and chisel to take away the brake drum. Place the chisel on the sting of the brake drum and faucet it with the hammer. The brake drum ought to ultimately come unfastened.
How have you learnt if a brake drum must be changed?
There are just a few indicators {that a} brake drum must be changed. These embrace:
- The brake drum is worn or broken.
- The brake pedal feels spongy or pulsates.
- The automobile makes a squealing or grinding noise if you brake.
