Subaru Impreza 3 / Impreza WRX / Impreza WRX STI. Service manual — part 460
CL-15
Release Bearing and Lever
CLUTCH SYSTEM
4. Release Bearing and Lever
A: REMOVAL
1. STI MODEL
1) Remove the transmission assembly from the ve-
hicle. <Ref. to 6MT-31, REMOVAL, Manual Trans-
2) Remove the release lever from the transmission.
3) Using a flat tip screwdriver, remove the release
bearing from the clutch cover.
2. EXCEPT FOR STI MODEL
1) Remove the transmission assembly from the ve-
hicle. <Ref. to 5MT-23, REMOVAL, Manual Trans-
2) Remove the dust cover.
3) Remove the lever spring from the pivot with a
screwdriver by accessing it through the clutch
housing release lever hole. Then remove the re-
lease lever and release bearing as a unit.
B: INSTALLATION
1. STI MODEL
NOTE:
Apply the specified grease to lubricate to the follow-
ing points before installation.
• Release lever shaft
• Contact surface of release lever and bearing
• Transmission main shaft spline
• Contact surface of release bearing and clutch re-
lease bearing guide
Grease:
NICHIMOLY N-130 or equivalent
1) Attach the release bearing to the transmission.
2) Insert the release lever into the release bearing
tab.
(A) Release bearing
(A) Release lever
(B) Dust cover
CL-00025
( A )
CL-00023
( A )
( B )
(A) Release lever
(B) Screwdriver
(A) Release lever
(B) Release bearing
CL-00024
( B )
( A )
CL-00028
( A )
( B )
CL-16
Release Bearing and Lever
CLUTCH SYSTEM
3) Insert the release lever shaft into the release le-
ver.
NOTE:
Make sure the cut portion of the release lever shaft
comes into contact with the spring pin.
4) Tighten the plugs.
Tightening torque:
48 N·m (4.9 kgf-m, 35.4 ft-lb)
5) Check the bearing for smooth movement by op-
erating the release lever.
6) Apply grease to the contact surface of the re-
lease lever and operating cylinder.
Grease:
NICHIMOLY N-130 or equivalent
7) Apply grease to splines.
Grease:
NICHIMOLY N-130 or equivalent
8) Install the transmission assembly. <Ref. to 6MT-
33, INSTALLATION, Manual Transmission Assem-
2. EXCEPT FOR STI MODEL
NOTE:
Apply the specified grease to lubricate to the follow-
ing points before installation.
• Contact surface of lever and pivot
• Contact surface of lever and bearing
• Transmission main shaft spline
• Contact surface of release bearing and transmis-
sion case
Grease:
NICHIMOLY N-130 or equivalent
1) Install the release bearing by inserting the re-
lease lever into the clutch housing release lever
hole. Then, fit the lever spring onto the raised por-
tion of the pivot by pushing the release lever to the
pivot and twisting it to both sides.
(A) Release lever
(B) Release lever shaft
(C) Spring pin
CL-00030
( A )
( B )
( C )
CL-00031
(A) Spline
CL-00341
(A)
CL-17
Release Bearing and Lever
CLUTCH SYSTEM
2) Install the dust cover.
3) Check the bearing for smooth movement by op-
erating the release lever.
4) Apply grease to the contact surface of the re-
lease lever and operating cylinder.
Grease:
NICHIMOLY N-130 or equivalent
5) Install the transmission assembly. <Ref. to 5MT-
26, INSTALLATION, Manual Transmission Assem-
C: INSPECTION
1. RELEASE BEARING
CAUTION:
Since this bearing is grease-sealed and is a
non-lubrication type, do not wash with gasoline
or any other solvent when servicing the clutch.
1) Check the bearing for smooth movement by ap-
plying force to the bearing in the radial direction.
Radial direction stroke:
1.6 mm (0.063 in)
• STI model
• Except for STI model
2) While applying force to the bearing in the rota-
tional direction, check the bearing for smooth rota-
tion.
•
STI model
•
Except for STI model
3) Check for wear and damage at the bearing case
surface in contact with the lever.
(A) Release lever
(B) Dust cover
(A) Bearing case
CL-00023
( A )
( B )
(A)
CL-00527
(A) Bearing case
(A) Bearing case
(A) Bearing case
CL-00744
(A)
(A)
CL-00581
CL-00745
(A)
CL-18
Release Bearing and Lever
CLUTCH SYSTEM
2. RELEASE LEVER
Check for wear in release shaft contact area and
release bearing case contact area of the lever.
•
STI model
•
Except for STI model
(A) Release lever
(B) Release shaft
(C) Release bearing
(A) Release lever
(B) Pivot
(C) Release bearing
CL-00666
(A)
(B)
(C)
CL-00746
(B)
(C)
(A)
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