Mitsubishi Montero Sport (2004+). Manual — part 390

UNDERDRIVE CLUTCH

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AUTOMATIC TRANSMISSION OVERHAUL

23B-63

UNDERDRIVE CLUTCH

DISASSEMBLY AND ASSEMBLY

M1233027300035

AKX00143

4

5

6

1

2

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11

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APPLY AUTOMATIC
TRANSMISSION FLUID
TO ALL MOVING PARTS
BEFORE INSTALLATION.

AB

UNDERDRIVE CLUTCH

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AUTOMATIC TRANSMISSION OVERHAUL

23B-64

Required Special Tools:

• MB991629:Spring Compressor

• MD998907:Spring Compressor

• MD998924:Spring Compressor Retainer

DISASSEMBLY SERVICE POINT

.

<<A>>SNAP RING REMOVAL
1. Set special tools MD998924 and MD998907 as shown in the

illustration.

2. Compress the return spring, and remove the snap ring.

ASSEMBLY SERVICE POINTS

.

>>A<<D-RING INSTALLATION
1. Apply ATF to the D-ring.
2. Install the D-ring in the grooves of the underdrive clutch

retainer and spring retainer. Make sure that the D-ring is not
twisted or damaged when installing.

.

>>B<<RETURN SPRING INSTALLATION
Align the two return spring holes with the two projections on the
underdrive clutch piston, and then assemble.

.

DISASSEMBLY STEPS

>>E<<

1.

SNAP RING

>>D<<

2.

REACTION PLATE

>>D<<

3.

CLUTCH DISC

>>D<<

4.

CLUTCH PLATE

<<A>>

>>C<<

5.

SNAP RING

6.

SPRING RETAINER

>>A<<

7.

D-RING

>>B<<

8.

RETURN SPRING

9.

UNDERDRIVE CLUTCH PISTON

>>A<<

10. D-RING

>>A<<

11. D-RING

>>A<<

12. D-RING
13. UNDERDRIVE CLUTCH

RETAINER

DISASSEMBLY STEPS

AKX00144

MD998907

MD998924

SNAP RING

AB

AKX00145

UNDERDRIVE CLUTCH

TSB Revision

AUTOMATIC TRANSMISSION OVERHAUL

23B-65

>>C<<SNAP RING INSTALLATION
1. Set special tools MD998924 and MD998907 as shown in the

illustration.

2. Compress the return spring, and install the snap ring.

.

>>D<<CLUTCH PLATE/CLUTCH DISC/REACTION PLATE
INSTALLATION
1. Alternately assemble the clutch plate and clutch disc in the

underdrive clutch retainer. Align and assemble the four
clutch plates (where there are no teeth) (A in the illustration)
with the underdrive clutch retainer hole (B in the illustration).

2. Install the reaction plate so that it is oriented as shown in the

illustration. Assemble in the same manner as the clutch
plate so that the section with no teeth (A in the
illustration)matches the retainer hole (B in the illustration).

.

>>E<<SNAP RING INSTALLATION
1. Install the snap ring in the groove of the underdrive clutch

retainer.

2. Set special tools MB991629 and MD998924 as shown in the

illustration, and compress the clutch element.

AKX00144

MD998907

MD998924

SNAP RING

AB

AKX00146

B

A

AB

AKX00147

ROUNDED EDGE CLUTCH PLATES

W
STAMP

REACTION
PLATE

CLUTCH DISCS

AB

AKX00148

MD998924

MB991629

AB

UNDERDRIVE CLUTCH

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AUTOMATIC TRANSMISSION OVERHAUL

23B-66

3. Confirm that the clearance (underdrive clutch end play)

between the snap ring and reaction plate is the standard
value. If the clearance is not at the standard value, select
the snap ring and adjust so that the clearance is within the
standard value.

Standard value: 1.6

− 1.8 mm (0.063 − 0.071 inch)

AKX00149

SNAP RING

STANDARD
VALUE

REACTION
PLATE

AB