Nissan Quest E52. Instruction — part 223
BR-36
< REMOVAL AND INSTALLATION >
FRONT DISC BRAKE
3.
Suspend the cylinder body with suitable wire so that the brake
hose will not stretch.
4.
Remove pad return spring.
CAUTION:
Never deform the pad return spring.
5.
Remove the brake pads from the torque member.
CAUTION:
• Never deform the pad retainer (2) when removing the pad
retainer from the torque member (1).
• Never damage the piston boot.
• Never drop the brake pads, shims, and the shim covers.
• Remember each position of the removed brake pads.
6.
Perform inspection after removal. Refer to
INSTALLATION
WARNING:
Since dust covering the front brake has an affect on human body, the dust must be removed with a
dust collector. Never splatter the dust with an air blow gun.
CAUTION:
• Never depress the brake pedal while removing the brake pads or the cylinder body because the pis-
ton may pop out.
• If the brake fluid or grease adheres to the disc rotor or the cylinder body, quickly wipe it off.
1.
Install the pad retainers (1) to the torque member (2) if the pad
retainers has been removed.
CAUTION:
• Securely assemble the pad retainers so that it will not be
lifted up from the torque member.
• Never deform the pad retainers.
2.
Apply MOLYKOTE
®
AS880N or silicone-based grease to the
mating faces (A) between the brake pads and the shims, and
install the shims and shim covers to the brake pads.
CAUTION:
Always replace the shim and shim cover together when
replacing the brake pad.
Molykote is a registered trademark of Dow Corning Corporation.
3.
Apply MOLYKOTE
®
7439 or equivalent to the mating faces (B)
between the brake pads and the pad retainers.
Molykote is a registered trademark of Dow Corning Corporation.
4.
Install the brake pads to the torque member.
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FRONT DISC BRAKE
BR-37
< REMOVAL AND INSTALLATION >
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5.
Install the pad return spring (1) to the brake pad (2).
CAUTION:
• Never deform the pad return spring.
• Correctly insert the pad return spring in to the pad return
spring hole on the brake pad.
6.
Install cylinder body to torque member.
CAUTION:
• Never damage the piston boot.
• When replacing brake pad with new one, check a brake
fluid level in the reservoir tank because brake fluid
returns to master cylinder reservoir tank when pressing
piston in.
NOTE:
Use a disc brake piston tool to easily press piston.
7.
Apply rubber grease to sliding pin bolt (lower side), and install
the sliding pin bolt (lower side) and tighten it to the specified
torque.
8.
Depress the brake pedal several times to check that no drag feel
is present for the front disc brake. Refer to
9.
Install tires with power tool. Refer to
.
BRAKE PAD : Inspection
INFOID:0000000009651836
INSPECTION AFTER REMOVAL
• Replace the shims and the shim covers if rust is excessively attached.
• Eliminate rust on the pad retainers and the torque member. Replace them if rust is excessively attached.
INSPECTION AFTER INSTALLATION
• Check a drag of front disc brake. If any drag is found, follow the procedure described below.
1.
Remove brake pads. Refer to
BR-35, "BRAKE PAD : Removal and Installation"
.
2.
Press the pistons. Refer to
BR-35, "BRAKE PAD : Removal and Installation"
.
3.
Install brake pads. Refer to
BR-35, "BRAKE PAD : Removal and Installation"
.
4.
Securely depress the brake pedal several times.
5.
Check a drag of front disc brake again. If any drag is found, disassemble the cylinder body and replace if
necessary. Refer to
BR-40, "BRAKE CALIPER ASSEMBLY : Disassembly and Assembly"
• Burnish contact surfaces brake pads and disc rotor after refinishing or replacing brake pads, or if a soft pedal
occurs at very low mileage. Refer to
BR-14, "BRAKE PAD : Inspection and Adjustment"
.
BRAKE CALIPER ASSEMBLY
BRAKE CALIPER ASSEMBLY : Exploded View
INFOID:0000000009651837
REMOVAL
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BR-38
< REMOVAL AND INSTALLATION >
FRONT DISC BRAKE
DISASSEMBLY
1.
Brake caliper assembly
: N·m (kg-m, ft-lb)
JSFIA0990GB
1.
Sliding pin bolt
2.
Bushing
3.
Cap
4.
Bleeder valve
5.
Cylinder body
6.
Piston seal
7.
Piston
8.
Piston boot
9.
Sliding pin boot
10.
Torque member
: Apply rubber grease.
: Apply brake fluid.
: N·m (kg-m, ft-lb)
: N·m (kg-m, in-lb)
: Always replace after every disassembly.
JSFIA0584GB
FRONT DISC BRAKE
BR-39
< REMOVAL AND INSTALLATION >
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BRAKE CALIPER ASSEMBLY : Removal and Installation
INFOID:0000000009651838
REMOVAL
WARNING:
Since dust covering the front brake has an affect on human body, the dust must be removed with a
dust collector. Never splatter the dust with an air blow gun.
CAUTION:
• Never spill or splash brake fluid on painted surfaces. Brake fluid may seriously damage paint. Wipe it
out immediately and wash with water if it gets on a protect surface. For brake component parts,
never wash them with water.
• Never depress the brake pedal while removing the brake hose. If this is not complied with, brake
fluid may splash.
• Never drop removed parts.
• If the brake fluid or grease adheres to the disc rotor, quickly wipe it off.
1.
Remove tires with power tool.
2.
Fix the disc rotor using wheel nuts.
3.
Drain brake fluid. Refer to
4.
Separate brake hose from caliper assembly. Refer to
BR-21, "FRONT : Removal and Installation"
5.
Remove torque member mounting bolts, and remove brake cali-
per assembly.
CAUTION:
Never drop brake pad and caliper assembly.
6.
When removing disc rotor. Refer to
.
INSTALLATION
WARNING:
Since dust covering the front brake has an affect on human body, the dust must be removed with a
dust collector. Never splatter the dust with an air blow gun.
CAUTION:
• Never spill or splash brake fluid on painted surfaces. Brake fluid may seriously damage paint. Wipe it
out immediately and wash with water if it gets on a protect surface. For brake component parts,
never wash them with water.
• Never depress the brake pedal while removing the brake hose. If this is not complied with, brake
fluid may splash.
• Never drop removed parts.
• If the brake fluid or grease adheres to the disc rotor, quickly wipe it off.
1.
Install disc rotor. Refer to
FAX-9, "Removal and Installation"
2.
Install the brake caliper assembly to the steering knuckle and
tighten the torque member mounting bolts to the specified
torque.
CAUTION:
Never spill or splash any grease and moisture on the brake
caliper assembly mounting face, threads, mounting bolts
and washers. Wipe out any grease and moisture.
3.
Install brake hose. Refer to
.
4.
Perform the air bleeding. Refer to
5.
Check a drag of front disc brake. If any drag is found, refer to
BR-42, "BRAKE CALIPER ASSEMBLY : Inspection"
6.
Install tires with power tool. Refer to
WT-46, "Removal and Installation"
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