Putting in brake strains is a vital activity that requires precision and a focus to element. If the brake strains aren’t put in accurately, it may result in a lack of braking energy, which might be harmful and even deadly. That is why it is necessary to comply with the right steps when putting in brake strains. On this article, we’ll offer you a step-by-step information on the way to set up brake strains. We may also offer you some tips about the way to keep away from widespread errors.
Earlier than you start, it is very important collect all the instruments and supplies that you will want. This features a brake line flaring instrument, a brake line bender, a brake fluid, and a wrench. After you have all the essential instruments and supplies, you’ll be able to start the set up course of. Step one is to take away the previous brake strains. This may be completed by utilizing a wrench to loosen the brake line fittings. As soon as the previous brake strains have been eliminated, you’ll be able to start to put in the brand new brake strains.
The subsequent step is to bend the brand new brake strains to suit your automobile. This may be completed utilizing a brake line bender. As soon as the brake strains have been bent to suit, you’ll be able to start to put in the brand new brake line fittings. The brake line fittings ought to be tightened utilizing a torque wrench. As soon as the brake line fittings have been tightened, you’ll be able to start to fill the brake system with brake fluid. As soon as the brake system has been crammed with brake fluid, you’ll be able to start to bleed the brakes. Bleeding the brakes is necessary to take away any air from the brake system. As soon as the brakes have been bled, you’ll be able to start to check the brake system.
Preparation and Security
Earlier than You Start
Putting in brake strains is a vital activity that requires correct preparation and security precautions. Earlier than commencing the set up, it’s important to assemble the mandatory instruments and supplies.
Important Instruments:
- Flare wrench
- Tube cutter
- Brake line bending instrument
- Wrenches
- Socket set
- Protecting gloves
Supplies:
- DOT-approved brake strains
- Flare fittings
- Brake fluid
- Anti-seize compound
Security Precautions:
Brake fluid is extremely corrosive and may trigger pores and skin irritation. Put on protecting gloves and eye safety all through the set up course of.
Don’t smoke or use open flames close to brake fluid or brake strains, as they’re flammable.
Elevate the automobile securely utilizing jack stands earlier than starting work. By no means rely solely on a hydraulic jack.
Eliminate used brake fluid and brake line elements correctly based on native laws.
Gathering the Essential Instruments and Supplies
Important Instruments
– Flare nut wrench or crowfoot flare wrench:
Important for loosening and tightening brake line flare fittings with out damaging them.
– Line wrenches or wrenches with open ends:
Used to carry the road whereas tightening fittings or when bending the strains.
– Tubing cutter or hacksaw:
For slicing the brake strains to the specified size exactly.
– Tubing bender:
For shaping the brake strains to suit round obstacles and comply with the contours of the automobile.
Important Supplies
– New brake strains:
Buy pre-flared brake strains that meet the specs of your automobile.
– Brake fluid:
необходимо для прокачки тормозов после установки новых линий.
– Thread sealant (elective):
May also help stop leaks from flare fittings, however comply with the producer’s directions rigorously.
Further Instruments and Supplies
The next objects can improve the set up course of however aren’t strictly essential:
| Instrument/Materials | Goal |
|---|---|
| Bubble flare instrument | Creates professional-looking flares on the minimize ends of the brake strains. |
| Brake line routing clips | Secures the brake strains to the chassis and prevents rattles. |
| Copper crush washers | Implements a leak-proof seal between flare fittings and calipers or grasp cylinder. |
| Tube flaring fluid | Lubricates the within of the flaring cone and helps create a easy flare. |
Eradicating the Outdated Brake Strains
Step 1: Collect Your Instruments and Security Gear
Earlier than beginning the process, assemble important instruments like brake line wrenches, a flaring instrument package, and a brake fluid container. Make sure you put on protecting gear, together with gloves, security glasses, and a face masks.
Step 2: Disconnect the Brake Strains
Find the brake strains, usually related to the brake calipers and grasp cylinder. Use the right brake line wrenches to loosen the flare nuts, being cautious to not harm the strains or fittings.
Step 3: Fastidiously Take away the Outdated Strains
As soon as the flare nuts are loosened, slowly and gently pull the previous brake strains free. Use warning to keep away from bending or kinking the strains. If the strains are caught, use penetrating oil to loosen them, however keep away from extreme drive that might trigger harm.
Step 4: Examine and Discard the Outdated Strains
Completely examine the eliminated brake strains for any indicators of rust, corrosion, or harm. If any harm is detected, it is essential to switch the complete set of brake strains for security causes.
| Instruments Required |
|---|
| Brake line wrenches |
| Flaring instrument package |
| Brake fluid container |
| Gloves |
| Security glasses |
| Face masks |
Routing the New Brake Strains
After you have the right brake strains in your automobile, it is advisable route them accurately. That is necessary for each security and efficiency. The brake strains ought to be routed in a method that stops them from getting kinked or broken. They need to even be routed away from warmth sources and different potential hazards.
Listed here are some common ideas for routing brake strains:
- Begin by figuring out the brake line fittings on the grasp cylinder and the brake calipers or wheel cylinders.
- Use a brake line bending instrument to bend the brake strains to the specified form.
- Safe the brake strains to the chassis utilizing brake line clips.
- Be sure that the brake strains aren’t kinked or broken.
- Route the brake strains away from warmth sources and different potential hazards.
- Insert the brake line into the opening within the flaring block.
- Place the flaring instrument over the top of the brake line.
- Tighten the flaring instrument till the cone-shaped tip expands the top of the brake line.
- Take away the flaring instrument and examine the flare.
- The flare ought to be easy and even.
- Insert the brake line into the opening within the flaring block.
- Place the flaring instrument over the top of the brake line.
- Tighten the flaring instrument till the cone-shaped tip expands the top of the brake line.
- Take away the flaring instrument and examine the flare.
- The flare ought to be easy and even.
- Repeat steps 2-5 to create a second flare.
- Brake line wrench
- Flare becoming wrench
- Brake fluid
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Clear the flared finish of the brake line: Use a wire brush or emery fabric to take away any dust or rust from the top of the road.
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Apply brake fluid to the flared finish: Dip the flared finish of the brake line right into a small container of brake fluid.
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Tighten the flare becoming: Hand-tighten the flare becoming onto the caliper or wheel cylinder till it’s cosy.
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Use a wrench to tighten the becoming: Use a brake line wrench or flare becoming wrench to additional tighten the becoming.
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Torque the becoming: Comply with the producer’s torque specs for the particular kind of brake line and becoming.
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Double-flare the brake line (if essential): If the brake line has been minimize or in any other case broken, it could should be double-flared to create a brand new flared finish. This course of includes utilizing a double-flaring instrument to create a barely flared finish on each side of the brake line.
- Collect essential instruments and supplies: brake strains, brake fluid, flare instrument, line wrenches, and security glasses.
- Take away previous brake strains: Disconnect the brake strains from the grasp cylinder and calipers, utilizing line wrenches. Cap the open ports to stop fluid leakage.
- Measure and minimize new brake strains: Measure the size of the previous strains and minimize new strains to the identical size. Use a flare instrument to create flares on the minimize ends of the brand new strains.
- Set up new brake strains: Join the brand new brake strains to the grasp cylinder and calipers, utilizing line wrenches. Tighten the fittings securely, however keep away from overtightening.
- Bleed the brake system: Take away any air from the brake system by bleeding the brakes at every caliper till clear fluid flows out. Use a brake bleeder or a vacuum pump for this step.
- Examine for leaks: Examine the brake strains and fittings for any leaks. Tighten any unfastened connections and exchange any broken strains or fittings as wanted.
- Check the brake system: Pump the brake pedal a number of instances to construct up stress within the system. Examine that the brakes are working easily and successfully.
Here’s a desk of brake line routing ideas:
| Element | Routing Tip |
|---|---|
| Grasp cylinder | Route the brake strains away from the exhaust manifold and different warmth sources. |
| Brake calipers | Route the brake strains in order that they don’t seem to be kinked or broken. |
| Wheel cylinders | Route the brake strains in order that they don’t seem to be kinked or broken. |
After you have routed the brake strains, it is advisable bleed the brake system to take away any air from the strains.
Flaring and Bending the Brake Strains
After you have the brake strains minimize to size, you will have to flare the ends. Flaring is a means of increasing the top of the brake line in order that it may be hooked up to a becoming. There are two major varieties of flares: single flares and double flares. Single flares are simpler to make, however double flares are safer.
Single Flaring
To make a single flare, you will have a flaring instrument and a flaring block. The flaring instrument is a handheld machine that has a cone-shaped tip. The flaring block is a steel block that has a gap within the middle. The outlet is sized to suit the brake line.
Double Flaring
To make a double flare, you will have a flaring instrument and a flaring block. The flaring instrument is a handheld machine that has a cone-shaped tip. The flaring block is a steel block that has a gap within the middle. The outlet is sized to suit the brake line.
After you have flared the ends of the brake strains, you will have to bend them to suit your automobile. You need to use a brake line bending instrument to make exact bends. In the event you would not have a brake line bending instrument, you should utilize a pair of pliers to rigorously bend the brake strains.
| Flaring Instrument | Flaring Block |
|---|---|
| $20-$50 | $10-$20 |
After you have bent the brake strains, you’ll be able to set up them in your automobile. Be sure that to tighten the fittings securely.
Connecting the Brake Strains to the Parts
6. Connecting the Brake Strains to the Calipers or Wheel Cylinders
Instruments and Supplies:
Steps:
| Flare Kind | Instruments Required | Course of |
|---|---|---|
| Single Flare | Flaring instrument, brake line wrench | Creates a flared finish on one facet of the brake line. |
| Double Flare | Double-flaring instrument, brake line wrench | Creates a barely flared finish on each side of the brake line. |
Bleeding the Brake System
As soon as the brand new brake strains are put in, it is essential to bleed the brake system to take away any air trapped throughout the strains. Air may cause a spongy or lack of brake pedal really feel, which might be harmful when driving. The bleeding course of includes forcing the air out of the system utilizing hydraulic stress and changing it with brake fluid.
Steps:
1.
Collect instruments and security gear:
You may want a brake bleeding package, which features a clear plastic hose, a wrench, and a container for the previous brake fluid. Put on security glasses and gloves to guard your self from brake fluid.
2.
Begin with the farthest wheel from the grasp cylinder:
That is usually the precise rear wheel. Connect the hose to the bleeder valve on the wheel caliper and submerge the opposite finish within the container.
3.
Have an assistant press the brake pedal slowly:
As they maintain the pedal down, you open the bleeder valve barely, permitting the brake fluid and air to flee into the hose.
4.
Shut the bleeder valve:
When you see a gentle stream of brake fluid with none air bubbles, shut the bleeder valve and have your assistant launch the brake pedal.
5.
Repeat steps for the remaining wheels:
Transfer to the left rear wheel, adopted by the precise entrance and eventually the left entrance wheel. Guarantee to maintain the grasp cylinder topped up with brake fluid throughout this course of.
6.
Examine brake fluid degree:
As soon as all wheels are bled, test the brake fluid degree within the grasp cylinder. It ought to be on the “full” mark. If not, add extra fluid till it reaches the right degree.
7.
Pump the brake pedal:
With the engine off, pump the brake pedal repeatedly to construct up stress within the system. This can assist guarantee all air is eliminated and the brakes are absolutely useful.
Testing the Brake Strains
After finishing the brake line set up, the following essential step is to completely check them to make sure their performance and security. Here is a complete information on the way to check brake strains:
Supplies Required
| Merchandise | Goal |
|---|---|
| Brake pedal melancholy instrument | To simulate brake pedal melancholy with out driving |
| Brake fluid | To fill the brake system |
| Bleeder screw wrench | To open and shut bleeder screws |
| Clear hose | To attach bleeder screws to a catch container |
| Catch container | To gather brake fluid throughout bleeding |
Testing Process
1. Security First: Put on security glasses and gloves all through the method.
2. Fill the Brake System: Use the suitable brake fluid in your automobile and fill the grasp cylinder to the really helpful degree.
3. Join the Brake Pedal Despair Instrument: Connect the brake pedal melancholy instrument to the brake pedal and simulate brake pedal melancholy.
4. Open Bleeder Screws: Beginning with the wheel furthest from the grasp cylinder, open the bleeder screws one after the other.
5. Connect Clear Hose: Join a transparent hose to the bleeder screw and submerge the opposite finish in a catch container.
6. Bleed the Brakes: Use the brake pedal melancholy instrument to push brake fluid by way of the strains and out the bleeder screws. Tighten the screws as quickly because the fluid begins flowing.
7. Repeat for Remaining Wheels: Repeat the bleeding course of for every wheel, beginning with the furthest one and dealing in direction of the grasp cylinder.
8. Examine for Leaks: Examine the brake strains and connections completely for any leaks. Tighten any unfastened fittings as essential.
9. Last Checks:
– Check the brake pedal really feel by miserable it a number of instances. It ought to really feel agency and responsive.
– Examine the brake fluid degree once more and prime up if wanted.
– Drive the automobile cautiously and check the brakes at low and average speeds.
– Hear for any uncommon noises or vibrations whereas braking, which can point out an issue.
How To Set up Brake Strains
Putting in brake strains is a vital activity that requires precision and a focus to element. Comply with these steps to make sure a protected and efficient set up:
Folks Additionally Ask About How To Set up Brake Strains
How a lot does it price to put in brake strains?
The price of putting in brake strains varies relying on the make and mannequin of the automobile, the variety of strains being changed, and the labor charges of the mechanic. On common, the associated fee can vary from $150 to $500.
How lengthy does it take to put in brake strains?
The time it takes to put in brake strains will depend on the complexity of the job. For a easy substitute of a single line, it could take round 1-2 hours. Nonetheless, if a number of strains should be changed or if there are any problems, the time might be considerably longer.
Can I set up brake strains myself?
Putting in brake strains is a activity that requires specialised instruments and data. Whereas it’s potential to do it your self, it’s endorsed to have a certified mechanic carry out the set up to make sure security and correct functioning of the brake system.
