Nissan Pathfinder. Manual — part 231
BR-32
< REMOVAL AND INSTALLATION >
BRAKE BOOSTER
1. Loosen lock nut (1) and adjust input rod (2) to the specified
length (B).
2. After adjustment, temporarily tighten lock nut to install booster assembly.
3. Install a new gasket between the brake booster and dash panel.
CAUTION:
Do not reuse the gasket.
4. Install the brake booster to the dash panel from the engine room side.
CAUTION:
Do not damage brake booster stud bolt threads during installation.
5. Install the four nuts to the brake booster and brake pedal assembly. Refer to
6. Install the I-Key sensor to the strut tower.
7. Connect the harness connector to the booster pressure sensor.
8. Install master cylinder assembly. Refer to
BR-28, "Removal and Installation"
.
9. Connect vacuum hose to brake booster. Refer to
.
10. Install the cowl top extension. Refer to
EXT-25, "Removal and Installation"
.
11. Install the clevis pin and snap pin to the brake pedal.
12. Install the harness clip.
13. Adjust the brake pedal. Refer to
.
14. Install instrument lower panel LH. Refer to
IP-25, "Removal and Installation"
.
15. Bleed the brake system. Refer to
BR-16, "Bleeding Brake System"
16. Inspect the brake booster. Refer to
.
Length (B)
: Refer to
JPFIA0020ZZ
VACUUM LINES
BR-33
< REMOVAL AND INSTALLATION >
C
D
E
G
H
I
J
K
L
M
A
B
BR
N
O
P
VACUUM LINES
Exploded View
INFOID:0000000009177195
Removal and Installation
INFOID:0000000009177196
REMOVAL
1. Disconnect the vacuum hose from the brake booster.
2. Disconnect the vacuum hose from the engine intake manifold.
3. Disconnect clips from vacuum pipe.
4. Remove the vacuum hose assembly.
INSPECTION AFTER REMOVAL
Visual Inspection
Check for correct installation, damage and deterioration of the vacuum hoses and pipe.
Valve Air-tightness Check
• Connect a suitable tool at each end of the vacuum hose to inspect the check valve operation.
• Replace the vacuum hose with check valve if out of specification.
INSTALLATION
Installation is in the reverse order of removal.
CAUTION:
1.
Clamp
2.
Vacuum hose
3.
Vacuum pipe
4.
Clip
5.
Vacuum hose
6.
Check valve
A.
To intake manifold
Front
ALFIA0229ZZ
Vacuum applied at booster end
: Refer to
Vacuum applied at intake manifold end
: Refer to
BR-34
< REMOVAL AND INSTALLATION >
VACUUM LINES
• Because the vacuum hose contains a check valve, the vac-
uum hose must be installed in the correct position for proper
operation. Refer to the stamp on the end of the vacuum hose
to confirm correct installation. The brake booster will not
operate normally if the vacuum hose with the check valve is
installed in the wrong direction.
• Insert the vacuum pipe into the vacuum hose at least 24 mm
(0.94 in) as shown.
• Do not use lubricating oil during installation.
SBR225B
FRONT DISC BRAKE
BR-35
< REMOVAL AND INSTALLATION >
C
D
E
G
H
I
J
K
L
M
A
B
BR
N
O
P
FRONT DISC BRAKE
BRAKE PAD
BRAKE PAD : Exploded View
INFOID:0000000009177197
BRAKE PAD : Removal and Installation
INFOID:0000000009177198
REMOVAL
WARNING:
Clean dust on brake caliper and brake pad with a vacuum dust collector to minimize the hazards of air-
borne particles or other material.
CAUTION:
• Do not depress the brake pedal while removing the brake pads because the pistons may pop out.
• It is not necessary to remove bolts on torque member and brake hose except for disassembly or
replacement of brake caliper. For brake pad removal, hang brake caliper with a wire so as not to
stretch brake hose.
• If brake fluid or grease adheres to the brake caliper or disc rotor, quickly wipe it off.
1. Partially drain brake fluid from the master cylinder. Refer to
.
2. Remove the front wheels and tires using power tool.
3. Remove sliding pin bolts.
4. Remove the brake caliper from the torque member. Leaving brake hose attached, reposition the brake
caliper aside with wire.
5. Remove the brake pads, shims, shim covers and pad retainers from the torque member.
CAUTION:
• Do not reuse the pad retainers.
• Do not damage the piston boot.
• Do not drop the brake pads, shims, or the shim covers.
• Note the position of components during removal to aid with installation.
INSTALLATION
1. Install the new pad retainers to the torque member.
CAUTION:
• Do not reuse the pad retainers.
1.
Brake caliper
2.
Inner shim cover
3.
Inner shim
4.
Inner pad
5.
Pad retainer
6.
Torque member
7.
Outer pad
8.
Outer shim
9.
Outer shim cover
A.
Molykote AS-880N
B.
Rubber grease
AWFIA0955ZZ
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст