Infiniti G35 (V35) Sedan. Manual — part 223
BRAKE MASTER CYLINDER
BR-29
< ON-VEHICLE REPAIR >
C
D
E
G
H
I
J
K
L
M
A
B
BR
N
O
P
AWD : Removal and Installation
INFOID:0000000000958435
REMOVAL
CAUTION:
Never spill or splash brake fluid on painted surfaces. Brake fluid may seriously damage paint. Wipe it
off immediately and wash with water if it gets on a painted surface.
1.
Remove the master cylinder cover.
2.
Drain brake fluid. Refer to
3.
Separate the brake fluid level switch harness connector.
4.
Separate the brake tube from the master cylinder assembly with a flare nut wrench.
CAUTION:
Never scratch the flare nut and the brake tube.
5.
Remove the master cylinder assembly.
CAUTION:
• Depress the brake pedal several times to release the vacuum pressure from the brake booster.
Then remove the master cylinder assembly.
• Never depress the brake pedal after the master cylinder assembly is removed.
• The piston of the master cylinder assembly is exposed. Never damage it when removing the
master cylinder.
• The piston may drop off when pulled out strongly. Never hold the piston. Hold the cylinder body
when handling the master cylinder assembly.
INSTALLATION
CAUTION:
1.
Reservoir cap
2.
Oil strainer
3.
Reservoir tank
4.
Brake fluid level switch connector
5.
Cylinder body
6.
Pin
7.
O-ring
8.
Grommet
: Apply PBC (Poly Butyl Cuprysil) grease or silicone-based grease.
: Apply brake fluid.
Refer to
for symbols not described on the above.
JPFIA0069GB
BR-30
< ON-VEHICLE REPAIR >
BRAKE MASTER CYLINDER
Never spill or splash brake fluid on painted surfaces. Brake fluid may seriously damage paint. Wipe it
off immediately and wash with water if it gets on a painted surface.
Note the following, and installation in the reverse order of removal.
CAUTION:
• Never depress the brake pedal after the master cylinder assembly is removed.
• Apply PBC (Poly Butyl Cuprysil) silicone-based grease to the
brake booster [see (A) in the figure] when installing the mas-
ter cylinder assembly to the brake booster.
• The piston of the master cylinder assembly is exposed. Never
damage it when handling the master cylinder and check that
no dirt and dust are present on the piston before installation.
Clean it with new brake fluid if necessary.
• The piston may drop off when pulled strongly. Never hold the
piston. Hold the cylinder body when handling the master cyl-
inder assembly.
• Temporarily tighten the brake tube flare nut to the master cylinder
assembly by hand. Then tighten it to the specified torque with a
flare nut crowfoot and torque wrench. Refer to
BR-21, "FRONT BRAKE : Exploded View"
.
CAUTION:
Never scratch the flare nut and the brake tube.
• After installation, perform the air bleeding. Refer to
BR-12, "Bleeding Brake System"
CAUTION:
Never reuse drained brake fluid.
AWD : Disassembly and Assembly
INFOID:0000000000958436
DISASSEMBLY
CAUTION:
• Never disassemble the cylinder body.
• Remove the reservoir tank only when necessary.
1.
Fix the master cylinder assembly to a vise.
CAUTION:
Always set copper plates or cloth between them when fixing the cylinder body to a vise. Never
overtighten the vise.
2.
Remove the reservoir tank mounting pin with a pin punch.
3.
Remove the reservoir tank and grommet from the cylinder body.
CAUTION:
Never drop the removed parts. The parts must not be
reused if they are dropped.
ASSEMBLY
1.
Apply new brake fluid to the grommet and install it to the cylinder body.
CAUTION:
• Never use mineral oil such as gasoline or light oil.
• Never reuse the grommets.
2.
Install the reservoir tank to the cylinder body.
CAUTION:
Never drop the parts when installing. The parts must not be reused if they are dropped.
JPFIA0013ZZ
JPFIA0015ZZ
BRAKE MASTER CYLINDER
BR-31
< ON-VEHICLE REPAIR >
C
D
E
G
H
I
J
K
L
M
A
B
BR
N
O
P
3.
Fix the cylinder body to a vise.
CAUTION:
• Place the reservoir tank with the chamfered pin hole (
)
facing up.
• Always set copper plates or cloth between them when fix-
ing the cylinder body to a vise. Never overtighten the vise.
4.
Tilt the reservoir tank so that a mounting pin can be inserted.
Insert a mounting pin. Return the reservoir tank to the horizontal
position. Insert another mounting pin into the pin hole on the
opposite side in the same manner after the mounting pin passes
through the cylinder body pin hole.
CAUTION:
Never reuse the mounting pins.
AWD : Inspection
INFOID:0000000000958437
INSPECTION AFTER INSTALLATION
Fluid Leak
Check for brake fluid leakage from the cylinder body-to-brake booster mounting face, reservoir tank mounting
face and brake tube connections.
JPFIA0016ZZ
JPFIA0015ZZ
BR-32
< ON-VEHICLE REPAIR >
BRAKE BOOSTER
BRAKE BOOSTER
2WD
2WD : Exploded View
INFOID:0000000000958438
2WD : Removal and installation
INFOID:0000000000958439
REMOVAL
1.
Remove master cylinder cover.
2.
Remove cowl top. Refer to
EXT-18, "Removal and Installation"
.
3.
Remove brake master cylinder assembly. Refer to
BR-26, "2WD : Removal and Installation"
.
CAUTION:
• Depress the brake pedal several times to release the vacuum pressure from the brake booster.
Then remove the master cylinder assembly.
• Never depress the brake pedal after the master cylinder assembly is removed.
• The piston of the master cylinder assembly is exposed. Never damage it when removing the
master cylinder.
• The piston may drop off when pulled out strongly. Never hold the piston. Hold the cylinder body
when handling the master cylinder assembly.
4.
Remove vacuum hose from brake booster. Refer to
BR-37, "Removal and Installation"
5.
Remove snap pin (1) and clevis pin (2) from inside vehicle.
6.
Remove nuts on brake booster and brake pedal assembly. Refer
to
.
7.
Remove brake booster from dash panel in engine room side.
CAUTION:
Never deform or bend the brake tubes.
INSTALLATION
Note the following, and installation in the reverse order of removal.
1.
Master cylinder assembly
2.
Brake booster
3.
Lock nut
4.
Gasket
5.
Clevis
Refer to
for symbols in the figure.
JPFIA0018GB
JPFIA0019ZZ
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст