Nissan March K13. Instruction — part 41
FRONT DISC BRAKE
BR-37
< REMOVAL AND INSTALLATION >
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4.
Place a wooden block as shown in the figure, and blow air from
union bolt mounting hole to remove pistons and piston boots.
CAUTION:
Never get fingers caught in the pistons.
5.
Remove piston seal from cylinder body using suitable tool.
CAUTION:
Be careful not to damage a cylinder inner wall.
6.
Remove bleeder valve and cap.
ASSEMBLY
1.
Install bleeder valve and cap.
2.
Apply rubber grease to piston seals (1), and install them to cylin-
der body.
CAUTION:
Never reuse piston seals.
3.
Apply rubber grease to piston boots (1). Cover the piston (2) end
with piston boot, and then install cylinder side lip on piston boot
securely into a groove on cylinder body.
CAUTION:
Never reuse piston boots.
MAA0272D
JPFIA0738ZZ
JPFIA0039ZZ
JPFIA0739ZZ
BR-38
< REMOVAL AND INSTALLATION >
FRONT DISC BRAKE
4.
Apply brake fluid to pistons (1). Push piston into cylinder body
by hand and push piston boot (2) piston-side lip into the piston
groove.
CAUTION:
Press the pistons evenly and vary the pressing point to pre-
vent cylinder inner wall from being rubbed.
5.
Apply rubber grease to bushing, and install bushing to sliding
pin.
6.
Apply rubber grease to sliding pins and sliding boots, and install
sliding pins and sliding pin boots to torque member.
7.
Install the cylinder body to tighten cylinder body mounting bolts
to the specified torque.
BRAKE CALIPER ASSEMBLY : Inspection
INFOID:0000000005986605
INSPECTION AFTER DISASSEMBLY
Check the following items and replace if necessary.
Cylinder Body
Check the inner wall of the cylinder for rust, wear, cracks or damage.
CAUTION:
Always clean with new brake fluid. Never clean with mineral oil such as gasoline and light oil.
Torque Member
Check the torque member for rust, wear, cracks or damage.
Pistons
Check the surface of the piston for rust, wear, cracks or damage.
CAUTION:
A piston sliding surface is plated. Never polish with sandpaper.
Sliding Pin and Sliding Pin Boot
Check the sliding pins and sliding boots for rust, wear, cracks or damage.
INSPECTION AFTER INSTALLATION
1.
Check a drag of front disc brake. If any drag is found, follow the procedure described below.
2.
Remove brake pads. Refer to
BR-33, "BRAKE PAD : Removal and Installation"
.
3.
Press the pistons. Refer to
BR-33, "BRAKE PAD : Removal and Installation"
.
4.
Install brake pads. Refer to
BR-33, "BRAKE PAD : Removal and Installation"
.
5.
Depress the brake pedal several times.
6.
Check a drag of front disc brake again. If any drag is found, disassemble the cylinder body. Refer to
36, "BRAKE CALIPER ASSEMBLY : Disassembly and Assembly"
.
7.
Burnish contact surface between disc rotor and brake pads after refinishing or replacing disc rotor, or if a
soft pedal occurs at very low mileage. Refer to
BR-13, "DISC ROTOR : Inspection and Adjustment"
JPFIA0034ZZ
REAR DRUM BRAKE
BR-39
< REMOVAL AND INSTALLATION >
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REAR DRUM BRAKE
Exploded View
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Removal and Installation
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REMOVAL
WARNING:
Clean any dust from the brake caliper and brake pads with a vacuum dust collector. Never blow with
compressed air.
CAUTION:
• Never depress the brake pedal while removing the brake pads drum.
• Never drop the removed parts.
1.
Remove tires.
2.
Perform drain the brake fluid when remove or disassemble the wheel cylinder. Refer to
1.
Shoe hold pin
2.
Back plate
3.
Plug
4.
Brake shoe
5.
Spring
6.
Adjuster spring
7.
Adjuster
8.
Return spring
9.
Brake drum
10.
Boot
11. Piston cover
12.
Piston
13.
Piston cup
14. Spring
15.
Wheel cylinder
16.
Bleeder valve
17. Cap
1: Apply polyglycol ether based lubricant.
2: Apply PBC (Poly Butyl Cuprysil) grease or silicone-based grease.
: Apply brake fluid
Refer to
for symbols not described on the above.
JPFIA0765GB
BR-40
< REMOVAL AND INSTALLATION >
REAR DRUM BRAKE
3.
While pushing and rotating the spring (1), pull out shoe hold pin,
and remove brake shoe assembly (brake shoe, each spring, and
adjuster).
CAUTION:
Never damage the boot of the wheel cylinder.
4.
Remove the parking brake cable from operating lever.
CAUTION:
Never bend sharply the parking brake lever.
5.
Disassemble the brake shoe assembly (brake shoe, each
spring, and adjuster).
6.
Separate the brake tube from the wheel cylinder.
7.
Remove the wheel cylinder from back plate.
INSTALLATION
WARNING:
Clean any dust from the brake caliper and brake pads with a vacuum dust collector. Never blow with
compressed air.
CAUTION:
• Never depress the brake pedal while removing the brake drum.
• Never spill or splash brake fluid on the brake drum.
Note the following, and install in the reverse of removal.
• Check the difference between left and right wheel of adjuster.
: Vehicle front
• Shorten adjuster by rotating it.
• Apply PBC (Poly Butyl Cuprysil) silicone-based grease to the mat-
ing faces between the adjuster and brake shoe.
• Apply PBC (Poly Butyl Cuprysil) silicone-based grease to the mat-
ing faces between the back plate and brake shoe.
• Install the brake shoe assembly so that it does damage the wheel
cylinder.
• Check the component parts of brake shoe assembly are installed
properly.
• Check the brake shoe sliding surface and brake drum inner sur-
face for grease. Wipe it out any adheres to the surfaces.
• Perform the air bleeding when removed or disassembled the wheel
cylinder. Refer to
BR-10, "Bleeding Brake System"
• Never allow foreign matter (e.g. dust) and oils other than brake
fluid to enter the reservoir tank.
• Adjust the brake shoe (parking brake lever stroke) after install and
BR-41, "Inspection and Adjustment"
JPFIA0787ZZ
SFIA1146E
Adjuster
Direction
Left side
Left screw
Right side
Right screw
JPFIA0163ZZ
JPFIA0766ZZ
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