Mitsubishi Grandis. Manual — part 872

CLUTCH

CLUTCH OVERHAUL

21B-4

REMOVAL SERVICE POINT
<<A>> RELEASE FORK REMOVAL

Move the release fork in the direction shown to
remove the clip from the fulcrum.

INSTALLATION SERVICE POINTS
>>A<< RELEASE FORK INSTALLATION

1. Apply grease to the illustrated positions of the

release fork.

Specified grease:

Mitsubishi genuine grease Part No.0101011 or

equivalent

2. Install the release fork to the fulcrum.

>>B<< CLUTCH DISC AND CLUTCH
COVER INSTALLATION

1. Apply grease to the clutch disc splines and rub it

in the splines with a brush.

Specified grease:

Mitsubishi genuine grease Part No.0101011 or

equivalent

2. Using the clutch disc guide to position the clutch

disc on the flywheel.

3. Install the clutch cover onto the flywheel.

INSPECTION

M1212001100166

CLUTCH COVER

1. Check the diaphragm spring end for wear and

uneven height. Replace if wear is evident or
height difference exceeds the limit.

Limit: 0.5 mm

2. Check the pressure plate surface for wear, cracks

and discoloration.

3. Check the rivets of the strap plate for looseness. If

loose, replace the clutch cover.

AK204409

Fulcrum

Clip

Release fork

AK204410

Apply grease

AK204214

Flywheel

Clutch disc

Clutch disc
guide

Clutch cover

CLUTCH RELEASE CYLINDER

CLUTCH OVERHAUL

21B-5

CLUTCH DISC

CAUTION

Don't clean the clutch disc in a cleaning solvent.
1. Check the facing for loose rivets, uneven contact,

evidence of seizure, or deposited oils and
greases. If defective, replace the clutch disc.
NOTE: If contaminated with grease or oil,
determine the source of the contaminant and
repair it.

2. Measure the rivet sink. Replace the clutch disc if it

is below the limit.

Minimum limit: 0.3 mm

3. Check the torsion spring for play and damage. If

defective, replace the clutch disc.

4. Place the clutch disc on the input shaft and check

for sliding condition and play in the rotating
direction. If poor sliding condition is evident,
clean, reassemble, and recheck.
If excessive play is evident, replace the clutch
disc and/or input shaft.

CLUTCH RELEASE BEARING

CAUTION

Release bearing is packed with grease.
Therefore, do not wash it in a cleaning solvent.
1. Check for seizure, damage, noise or

binding/rough rotation.

2. Check for wear on the surface which contacts with

the diaphragm spring.

3. Check for wear on the surface which contacts with

the release fork. If abnormally worn, replace.

RELEASE FORK

If the surface which contacts with the bearing is
abnormally worn, replace.

CLUTCH RELEASE CYLINDER

DISASSEMBLY AND REASSEMBLY

M1212001500175

AK300248

Rivet sink

Torsion spring

AK204216

17 ± 1 N·m

CLUTCH RELEASE CYLINDER

CLUTCH OVERHAUL

21B-6

DISASSEMBLY SERVICE POINT
<<A>> PISTON ASSEMBLY REMOVAL

1. Cover with a shop towel to prevent the piston from

popping out.

CAUTION

Apply compressed air slowly to prevent brake
fluid from splashing.
2. Apply the compressed air into the tube mounting

hole to remove the piston assembly.

REASSEMBLY SERVICE POINT
>>A<< PISTON ASSEMBLY
INSTALLATION

1. Apply brake fluid to the piston cup and inner

surface of the release cylinder.

Specified brake fluid:

Brake fruid DOT3 or DOT4

2. Insert the piston assembly into the release

cylinder.

INSPECTION

M1212001600183

RELEASE CYLINDER

1. Check the bore of the release cylinder for rust,

scratches or damage.

2. Using a cylinder gauge, measure the inside

diameter of the release cylinder at about three
positions (the deepest, middle and brim
positions). If the clearance from the outside
diameter of the piston exceeds the limit, replace
the release cylinder as an assembly.

Limit: 0.15mm

Disassembly steps

Push rod

Boot

<<A>>

>>A<<

Piston assembly

Piston cup

Piston

Conical spring

Cap

Air bleeder