Subaru Impreza 3 / Impreza WRX / Impreza WRX STI. Service manual — part 463
CL-27
Clutch Fluid Air Bleeding
CLUTCH SYSTEM
2. EXCEPT FOR STI MODEL
NOTE:
Bleed air from the oil line with help of a co-worker.
1) Remove the intercooler. <Ref. to IN(w/o STI)-12,
2) Fit one end of a vinyl tube into the air breather of
the operating cylinder, and put the other end into a
clutch fluid container.
3) Slowly depress the clutch pedal several times
and keep it depressed. Open the air breather to dis-
charge air together with the clutch fluid. Release
the air breather for 1 or 2 seconds. Next, close the
air breather, and slowly release the clutch pedal.
CAUTION:
Cover the air breather with cloth to prevent
clutch fluid from being splashed on surround-
ing parts when loosening the breather.
4) Repeat procedure 3), until there are no more air
bubbles appearing from the air breather.
5) Tighten the air breather.
Tightening torque:
T: 7.8 N·m (0.8 kgf-m, 5.8 ft-lb)
6) After stepping on the clutch pedal, make sure
that there are no leaks evident in the entire clutch
system.
7) After bleeding the air from clutch system, ensure
that the clutch operates properly.
8) Install the intercooler. <Ref. to IN(w/o STI)-12,
(A) Air breather
(A) Operating cylinder
(B) Vinyl tube
CL-00777
(A)
CL-00711
(B)
(A)
CL-00712
T
CL-28
Clutch Pedal
CLUTCH SYSTEM
10.Clutch Pedal
A: REMOVAL
1) Disconnect the ground cable from battery.
2) Remove the steering column. <Ref. to PS-16,
3) Disconnect the connector from the stop light
switch and clutch switch.
4) Remove the snap pins from clevis pins which se-
cure the lever to the push rod and operating rod.
5) Pull out the clevis pins which secures the lever to
the push rod and operating rod.
6) Remove the intercooler.
<Ref. to IN(STI)-12, REMOVAL, Intercooler.>
<Ref. to IN(w/o STI)-12, REMOVAL, Intercooler.>
7) Remove the nut which secures the clutch master
cylinder.
8) Remove the bolts and nuts which secure the
brake pedal and clutch pedal, and remove the ped-
al assembly.
B: INSTALLATION
1) Install in the reverse order of removal.
CAUTION:
Always use a new clevis pin.
2) Adjust the clutch pedal after installation. <Ref. to
CL-30, ADJUSTMENT, Clutch Pedal.>
3) Adjust the clutch start switch. <Ref. to CL-35,
C: DISASSEMBLY
1) Remove the clutch switches.
2) Remove the clip, assist spring, rod and bushing.
3) Remove the spring pin and lever.
(A) Operating rod
(B) Push rod
(C) Snap pin
(D) Clevis pin
CL-00090
(B)
(C)
(D)
(D)
(C)
(A)
CL-00093
(A) Clip
(B) Assist spring
(C) Assist rod A
(D) Assist rod B
(E) Assist bushing
(F) Clutch clevis pin
(G) Bushing
(A) Spring pin
(B) Lever
CL-00692
(A)
(B)
(C)
(D)
(G)
(E)
(F)
CL-00095
(A)
(B)
CL-29
Clutch Pedal
CLUTCH SYSTEM
4) Remove the clutch pedal and bushings.
5) Remove the stopper and clutch pedal pad from
the clutch pedal.
6) Remove the stopper from the clutch pedal brack-
et.
D: ASSEMBLY
1) Attach the stopper and clutch pedal pad to the
clutch pedal.
2) Install the clutch switch to the pedal bracket.
3) Clean the pedal bushing holes of the clutch ped-
al and the brake pedal, apply grease, and install the
pedal bushings.
4) Install the clutch pedal, brake pedal and lever to
the pedal bracket, and fix with a spring pin.
5) Install the assist rod A, assist rod B, assist bush-
ing and assist spring to the clutch pedal and pedal
bracket.
E: INSPECTION
Move the clutch pedal pads in the lateral direction
with a force of approximately 10 N (1 kgf, 2 lbf) to
check that the clutch pedal deflection is within the
service limit.
CAUTION:
If the play exceeds the service limit, replace the
bushing with a new part.
Deflection of the clutch pedal:
Service limit
4.0 mm (0.157 in) or less
(A) Clutch pedal
(B) Bushing
(A) Stopper
(B) Clutch pedal pad
(A) Stopper
CL-00602
(B)
(A)
(B)
CL-00670
(A)
(B)
CL-00603
(A)
(A) Clutch pedal
(B) Brake pedal
CL-00098
(A)
(B)
CL-30
Clutch Pedal
CLUTCH SYSTEM
F: ADJUSTMENT
1) Turn the lock nut until the full stroke of clutch
pedal becomes within the specification.
CAUTION:
When adjusting the full stroke of clutch pedal,
do not turn the clutch switch.
NOTE:
If the lock nut cannot adjust the full stroke of clutch
pedal to the specified value, adjust it by turning the
master cylinder push rod.
Clutch pedal full stroke A:
STI model
130 — 135 mm (5.12 — 5.31 in)
Except for STI model
135 — 140 mm (5.31 — 5.51 in)
Tightening torque (Clutch switch lock nut):
T: 8 N·m (0.8 kgf-m, 5.9 ft-lb)
2) If the full stroke is not within the specified value,
loosen the clutch switch lock nut to adjust.
Tightening torque:
8 N·m (0.8 kgf-m, 5.9 ft-lb)
3) Loosen the push rod lock nuts.
4) Rotate the push rod to adjust.
(1) Make sure that the clutch pedal contacts the
clutch switch side when the pedal is released.
(2) Make sure that the clutch pedal contacts the
clutch pedal bracket stopper when the clutch
pedal is at the maximum stroke position.
5) Turn the push rod to shorten until a clearance is
gained on the clutch switch side.
6) Turn the push rod to lengthen until clutch pedal
contacts the clutch switch.
(A) Clevis pin
(B) Snap pin
(C) Push rod
(D) Push rod lock nut
CL-00225
T
A
CL-00042
(A)
(B)
(C)
(D)
(A) Clevis hole
(B) Push rod lock nut
(C) In the shorter direction
(D) In the longer direction
(E) Push rod
(F) Clevis
(A) Clutch switch
(B) Stopper
CL-00080
(B)
(A)
(C)
(D)
(E)
(F)
CL-00605
(A)
(B)
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст