Nissan Note E12. Manual - part 76

BR-40

< REMOVAL AND INSTALLATION >

REAR DRUM BRAKE

REAR DRUM BRAKE

Exploded View

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Removal and Installation

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WARNING:

Clean any dust from the front brake and rear brake with a vacuum dust collector. Do not blow with

compressed air.

CAUTION:

• Do not depress the brake pedal while removing the brake drum because the pistons may pop out.

1.

Shoe hold pin

2.

Back plate

3.

Plug

4.

Brake shoe

5.

Retainer

6.

Upper spring

7.

Adjuster

8.

Return spring

9.

Brake drum

10. Boot

11. Piston

12.

Piston cup

13. Spring

14. Wheel cylinder

15.

Bleeder valve

16. Cap

 1: Apply Syntheso® GLEP1 grease or equivalent.

 2: Apply Molyguard GS 2039 grease or equivalent.

: Apply clean brake fluid

AWFIA1019ZZ

REAR DRUM BRAKE

BR-41

< REMOVAL AND INSTALLATION >

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• Do not drop the removed parts.

• Do not spill or splash brake fluid on the brake drum.

NOTE:

When removing components such as hoses, tubes/lines, etc., cap or plug openings to prevent fluid from spill-

ing.

REMOVAL

1. Remove the wheel and tire using power tool. Refer to 

WT-8, "Exploded View"

.

2. Remove the brake drum. Refer to 

RAX-6, "Removal and Installation"

.

NOTE:

• Make sure the parking brake is fully released prior to removal of the brake drum.

• The rear wheel hub is part of the brake drum.

3. Remove the retainers (1) by pushing them inward toward the

vehicle and rotating. This will release the shoe hold pins, brake

shoes, each retainer, and adjuster.

CAUTION:

Do not damage the wheel cylinder boots.

4. Disconnect the parking brake cable from operating lever.

CAUTION:

Do not bend the operating lever.

5. Disassemble the brake shoes, each spring, and adjuster.
6. Remove the wheel cylinder using the following procedure:
a. Disconnect the brake tube from the wheel cylinder.
b. Remove the two bolts and wheel cylinder from back plate.
7. Perform inspection after removal. Refer to 

BR-42, "Inspection

and Adjustment"

.

INSTALLATION

CAUTION:

• Replace the parts if they have been dropped or sustained an impact.

• Do not damage the wheel cylinder.

• Do not allow foreign matter (e.g. dust) and oils other than brake fluid to enter the reservoir tank.

Installation is in the reverse of removal.

• Check the difference between left and right adjuster.

: Front

• Shorten the length of the adjuster by rotating it.

• For grease type and placement, refer to 

BR-40, "Exploded View"

.

JSFIA0636ZZ

JSFIA1056ZZ

Adjuster

Direction

Left side

Left screw

Right side

Right screw

JPFIA0904ZZ

BR-42

< REMOVAL AND INSTALLATION >

REAR DRUM BRAKE

• Check drum brake components for proper installation.

• Check the brake shoe linings and brake drum inner surface for

grease. Make sure that grease does not contact the lining material

or drum inner surface.

• Perform the air bleeding after installing a new or rebuilt wheel cyl-

inder. Refer to 

BR-12, "Bleeding Brake System"

.

• Step on the brake pedal several times after installing the brake

drum.

• Perform the inspection after installation. Refer to 

BR-42, "Inspec-

tion and Adjustment"

.

Disassembly and Assembly

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DISASSEMBLY

1. Remove boots from wheel cylinder. Refer to 

BR-40, "Exploded View"

.

2. Remove pistons, piston cups and spring from wheel cylinder.

CAUTION:

Pull the pistons out from the wheel cylinder to prevent the wheel cylinder inner wall from being

damaged.

3. Remove piston cups from pistons.
4. Perform inspection after disassembly. Refer to 

BR-42, "Inspection and Adjustment"

.

ASSEMBLY

1. Apply clean brake fluid to the new piston cups (1) and pistons

(3).

2. Apply Syntheso® GLEP1 grease or equivalent to boots (2).
3. Install piston cups and new boots to pistons (3).

CAUTION:

• Do not mistake the direction of pistons. 

• Do not reuse piston cups and boots.

4. Apply clean brake fluid to wheel cylinder inner wall, and install

spring and pistons into wheel cylinder.

CAUTION:

Do not damage the wheel cylinder inner wall.

5. Install boots to wheel cylinder. Refer to 

BR-40, "Exploded View"

.

6. Perform inspection after assembly. Refer to 

BR-42, "Inspection and Adjustment"

.

Inspection and Adjustment

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INSPECTION AFTER REMOVAL

Check the following items and replace if necessary.

• Check the brake shoe lining for excessive wear, damage, and peeling.

• Check each spring for settling, excessive wear, damage, and rust.

• Check the adjuster for smoothness, and check it for excessive wear, damage, and rust.

• Check the back plate for damage, cracks, and deformation.

• Check the wheel cylinder for cracks, damage, and leaks.

• Visually check the brake drum for excessive wear, cracks, and damage.

INSPECTION AFTER DISASSEMBLY

Check the following items and replace if necessary.

• Check the wheel cylinder inner wall for excessive wear, cracks, and damage.

• Check the pistons for excessive wear and damage.

INSPECTION AFTER ASSEMBLY

Check that the pistons move smoothly.

INSPECTION AFTER INSTALLATION

1. Check that the drum brake component parts are installed properly.

JSFIA0637ZZ

JPFIA0915ZZ

REAR DRUM BRAKE

BR-43

< REMOVAL AND INSTALLATION >

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2. Rotate the brake drum and check that there is no drag. Perform the following procedure if necessary:
a. Remove the brake shoes. Refer to 

BR-40, "Removal and Installation"

.

b. Push the pistons.

CAUTION:

Push both side of the piston simultaneously.

c. Install the brake shoes. Refer to 

BR-40, "Removal and Installation"

.

3. Inspect and adjust the parking brake. Refer to 

PB-4, "Inspection and Adjustment"

.

4. Check drag of rear drum brake again. If any drag is found, disassemble the wheel cylinder and replace if

necessary. Refer to 

BR-42, "Disassembly and Assembly"

.

5. Perform brake burnishing. Refer to 

BR-17, "BRAKE LINING : Brake Burnishing"

.