Mitsubishi 380. Manual — part 473

DIRECT CLUTCH

AUTOMATIC TRANSMISSION OVERHAUL

23B-52

DISASSEMBLY SERVICE POINT

<<A>> SNAP RING REMOVAL

AK202174

MD998924

MB991630

Snap ring

AB

1. Set special tools as shown in the illustration.

• Spring compressor (MB991630)

• Spring compressor retainer (MB998924)

2. Compress the return spring and remove the snap

ring.

REASSEMBLY SERVICE POINTS

>>A<< D-RING INSTALLATION
Apply ATF, blue petrolatum jelly or white Vaseline to
the D-rings and handle them carefully not to damage
them during installation.

>>B<< SNAP RING INSTALLATION

AK202174

MD998924

MB991630

Snap ring

AB

1. Set special tools as shown in the illustration.

• Spring compressor (MB991630)

• Spring compressor retainer (MB998924)

2. Using special tool to press down on the spring

retainer, and then install the snap ring.

>>C<< INTERMEDIATE PLATE/CUSHION PLATE/
CLUTCH PLATE/CLUTCH DISC/CLUTCH
REACTION PLATE INSTALLATION

AK202175

A

B

AC

CAUTION

Immerse the clutch disc in ATF before assem-
bling it. If the clutch disc is new, soak it in ATF for
at least two hours.

1. Assemble the intermediate plate, cushion plate,

clutch plates, clutch discs, and clutch reaction
plates with their non-toothed portions (A in the
illustration) aligned with the hole (B in the
illustration) formed in a crest of the direct clutch
retainer.

AK403614

Clutch

plate

Shear

drop

Clutch

reaction

plate

Clutch disc

Stepped

side

AC

2. Orient the clutch reaction plate and intermediate

plate as shown in the illustration when it is
installed.

>>D<< SNAP RING INSTALLATION
1. Install the snap ring.

2. Press down the clutch reaction plate with a force

of 49 N on its entire circumference.

>>

C

<<

5.

Cushion plate

>>

C

<<

6.

Intermmediate plate

<<

A

>>

>>

B

<<

7.

Snap ring

8.

Spring retainer

>>

A

<<

9.

D-ring

10. Return spring
11. Underdrive clutch piston

>>

A

<<

12. D-ring

>>

A

<<

13. D-ring
14. Direct clutch retainer

Disassembly steps ( つづき )

AK202176

Snap ring

AB

PLANETARY CARRIER ASSEMBLY

AUTOMATIC TRANSMISSION OVERHAUL

23B-53

3. Check the clearance between the snap ring and

clutch reaction plate. If the clearance is not within
the standard value range, make adjustment by
selecting a snap ring of an appropriate thickness.

Standard value:

0.6

− 0.8 mm

PLANETARY CARRIER ASSEMBLY

DISASSEMBLY AND REASSEMBLY

M1233002500258

AK301602

1

3

4

6

2

5

7

9

8

10

AC

Apply automatic

transmission fluid

to all moving parts

before installation.

Disassembly steps

1.

Stopper plate

>>

B

<<

2.

One-way clutch

3.

Snap ring

4.

Output planetary carrier

>>

A

<<

5.

Thrust bearing #3

6.

Underdrive sun gear

>>

A

<<

7.

Thrust bearing #4

8.

Snap ring

Disassembly steps ( つづき )

PLANETARY CARRIER ASSEMBLY

AUTOMATIC TRANSMISSION OVERHAUL

23B-54

REASSEMBLY SERVICE POINTS

>>A<< THRUST BEARING #3 AND THRUST
BEARING #4 INSTALLATION

AK301280AB

Thrust bearing #4

Thrust bearing #3

CAUTION

Use care to install the thrust bearings in the cor-
rect direction.
Check the installation direction of thrust bearings #3
and 4, and install them as shown.

>>B<< ONE-WAY CLUTCH INSTALLATION

AK300529AC

One-way clutch

Insert the one-way clutch into the overdrive annulus
gear so that the arrow points towards the output
planetary carrier.

9.

Overdrive planetary carrier

10. Overdrive annulus gear

Disassembly steps ( つづき )

LOW-REVERSE BRAKE

AUTOMATIC TRANSMISSION OVERHAUL

23B-55

LOW-REVERSE BRAKE

DISASSEMBLY AND REASSEMBLY

M1233003700307

AK301603

3

2

1

AC

Apply automatic

transmission fluid

to all moving parts

before installation.

Disassembly steps

>>

A

<<

1.

D-ring

>>

A

<<

2.

D-ring

3.

Low -reverse brake piston

REASSEMBLY SERVICE POINT

>>A<< D-RING INSTALLATION
Apply ATF or petroleum jelly (Vaseline) to the D-ring,
and install carefully.