Mitsubishi Lancer Evolution IX. Manual - part 286

21B-1

GROUP 21B

CLUTCH

 

OVERHAUL

CONTENTS

GENERAL SPECIFICATIONS . . . . . .

21B-2

SERVICE SPECIFICATIONS. . . . . . .

21B-2

TORQUE SPECIFICATIONS . . . . . . .

21B-2

LUBRICANTS  . . . . . . . . . . . . . . . . . .

21B-2

CLUTCH . . . . . . . . . . . . . . . . . . . . . . .

21B-3

DISASSEMBLY AND REASSEMBLY . . . . . 

21B-3

INSPECTION. . . . . . . . . . . . . . . . . . . . . . . . 

21B-5

CLUTCH RELEASE CYLINDER  . . . .

21B-6

DISASSEMBLY AND REASSEMBLY . . . . . 

21B-6

INSPECTION. . . . . . . . . . . . . . . . . . . . . . . . 

21B-7

GENERAL SPECIFICATIONS

CLUTCH OVERHAUL

21B-2

GENERAL SPECIFICATIONS

M1212000200171

Item

Specification

Clutch disc

Type

Dry single disc type

Facing size mm

240 

× 160

Clutch cover

Type

Diaphragm spring pull type

Set load N

9320

Clutch control

Hydraulic system

SERVICE SPECIFICATIONS

M1212000300145

Item

Limit mm

Depth of rivets from clutch disc facing surface

0.3

Difference in height of clutch cover diaphragm spring fingers

0.5

TORQUE SPECIFICATIONS

M1212001800143

Item

Torque N

⋅m

Clutch tube flare nut

15 

± 2

Clutch fluid line bracket bolt

18 

± 3

Release cylinder mounting bolt

18 

± 3

Release fork shaft mounting bolt

9.8 

± 2.0

Release cylinder union bolt

22 

± 2

Clutch cover bolt

18 

± 3

Release cylinder air breather

11 

± 1

LUBRICANTS

M1212000400153

Item

Specified lubricants

Release fork to release cylinder push rod contact surface

MITSUBISHI genuine grease Part No. 
0101011 or equivalent

Release fork to release fork shaft rubbing surface
Release fork to release bearing contact surface
Piston and piston cup outer surfaces

Dia Queen Brake Fluid Super 4 or 
equivalent

Release cylinder inner surface

CLUTCH

CLUTCH OVERHAUL

21B-3

CLUTCH

DISASSEMBLY AND REASSEMBLY

M1212001000158

AK501884

1

2

22 ± 2 N·m

3

5

6

7

9

13

12

16

9.8 ± 2.0 N·m

18 ± 3 N·m

18

21

18 ± 3 N·m

10

11

14

15

17

17

19

20

15 ± 2 N·m

4

18 ± 3 N·m

AB

8

Removal steps 

1.

Clutch fluid line bracket

2.

Clutch tube

3.

Union bolt

4.

Union

5.

Gasket

>>E<<

6.

Valve plate

>>E<<

7.

Valve plate spring

8.

Corrugate clamp bracket

>>D<<

9.

Release cylinder

10.

Clutch cover assembly

11.

Clutch disc

>>C<<

12.

Sealing cap

13.

Release fork shaft

14.

Support spring (L)

15.

Packing

>>B<<

16.

Release fork

>>A<<

17.

Bushing

18.

Clutch release bearing

19.

Packing

20.

Support spring (R)

21.

Release fork boot

Removal steps (Continued)

CLUTCH

CLUTCH OVERHAUL

21B-4

REASSSEMBLY SERVICE POINTS
>>A<< BUSHING INSTALLATION

AK203870

AK203870

Bushings

AD

Press fit the bushing into the release fork as shown 
in the drawing.

>>B<< RELEASE FORK INSTALLATION

AK203871

AK203871AD

Grease the release fork at the areas indicated in the 
drawing.

Grease

Brand: MITSUBISHI genuine grease Part No. 

0101011 or equivalent

>>C<< SEALING CAP INSTALLATION

AK203872

AK203872AD

2mm

Press fit the sealing cap into the release fork to a 
depth indicated in the drawing, making sure it does 
not tilt.

>>D<< RELEASE CYLINDER 
INSTALLATION

AK203873

AK203873

Release fork

AD

Grease the release fork at the area indicated in the 
drawing.

Grease

Brand: MITSUBISHI genuine grease Part No. 

0101011 or equivalent

>>E<< VALVE PLATE SPRING / VALVE 
PLATE INSTALLATION

AK201696

AK201696AF

Valve plate spring

Release cylinder

Valve plate

Install the valve plate spring and valve plate with the 
spring's major diameter end toward the valve plate.