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Brake Rotor/Disc: Service and Repair



FRONT DISC BRAKE

Service Points of Removal














1. Disconnection of brake hose
- Holding the nut on the brake hose side. Loosen the flared brake line nut.

3. Removal of brake disc
- Refer to Axle Hub. Wheel Hub

Inspection

Inspection of brake disc
- Check for disc damage.


Service Points of Installation














3. Installation of brake disc
- Refer to Axle Hub. Wheel Hub

2. Installation of front brake assembly
- Measure hub torque with pad removed to measure brake drag torque after pad installation.
- After installing the caliper support to the knuckle, expand the piston, and then install the caliper body.

1. Installation of brake hose
- Install brake hose without twisting or kinking.
- Check brake drag torque as follows:
1. Start engine and hold brake pedal down for 5 seconds.
2. Stop engine.
3. Turn brake disc forward 10 times.
4. Check brake drag torque with spring balance.

- If the difference between brake drag torque and hub torque exceeds the standard value, disassemble piston and clean the piston. Check for corrosion or worn piston seal.