Mitsubishi Montero Sport (2004+). Manual - part 388

 

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Mitsubishi Montero Sport (2004+). Manual - part 388

 

 

REVERSE AND OVERDRIVE CLUTCHES

TSB Revision

AUTOMATIC TRANSMISSION OVERHAUL

23B-55

Required Special Tools:

• MB991629:Spring Compressor

• MB991789:Spring Compressor

• MD998924:Spring Compressor Retainer

• MD999590:Spring Compressor

DISASSEMBLY SERVICE POINT

.

<<A>>SNAP RING REMOVAL
1. Set special tools MD999590 and MD998924 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 reverse clutch retainer, piston, 

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

.

>>B<<REVERSE CLUTCH PISTON INSTALLATION
Align the reverse clutch piston and reverse clutch retainer holes 
(A and B), and then assemble.

.

>>C<<

15. RETURN SPRING
16. OVERDRIVE CLUTCH PISTON

>>A<<

17. D-RING

>>B<<

18. REVERSE CLUTCH PISTON

>>A<<

19. D-RING

>>A<<

20. D-RING

>>A<<

21. D-RING
22. REVERSE CLUTCH RETAINER

DISASSEMBLY STEPS 

AKX00122

MD998924

MD999590

SNAP RING

AB

AKX00123

HOLE B

HOLE A

AB

REVERSE AND OVERDRIVE CLUTCHES

TSB Revision

AUTOMATIC TRANSMISSION OVERHAUL

23B-56

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

.

>>D<<SNAP RING INSTALLATION
1. Set special tools MD999590 and MD998924 as shown in the 

illustration.

2. Tighten the special tool nut, and press the spring retainer 

against the reverse clutch retainer.

3. Install the thickest snap ring that can be fitted in the snap 

ring groove of reverse clutch retainer.

4. Confirm that clearance between the snap ring and spring 

retainer is the standard value.

Standard value: 0 

 0.09 mm (0  0.004 inch)

.

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

reverse clutch piston.

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

illustration.

.

>>F<<SNAP RING INSTALLATION
1. Install the snap ring in the reverse clutch piston groove.
2. Set special tools MB991629 and MD998924 as shown in the 

illustration, and compress the clutch element

AKX00124

AKX00122

MD998924

MD999590

SNAP RING

AB

AKX00126

CLUTCH PLATES

ROUNDED EDGE

CLUTCH DISCS

REACTION
PLATE

R1
STAMP

AD

AKX00127

MD998924

MB991629

AB

REVERSE AND OVERDRIVE CLUTCHES

TSB Revision

AUTOMATIC TRANSMISSION OVERHAUL

23B-57

3. Confirm that the clearance (overdrive clutch end play) of 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: 
2.0 

 2.2 mm (0.079  0.087 inch)

.

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

reverse clutch retainer. Align and assemble both clutch 
plates (where there are no teeth) (A in the illustration) with 
the reverse 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 the section with no teeth (A in the illustration) 
matches the retainer hole (B in the illustration).

.

>>H<<SNAP RING INSTALLATION
1. Install the snap ring in the reverse clutch retainer groove.
2. Set special tools MB991789 and MD998924 as shown in the 

illustration, and compress the clutch element.

3. Check that the clearance between the snap ring and the 

clutch reaction plate is within the standard valus.if not within 
the standard value, select a snap ring to adjust.

Standard value: 1.5 

 1.7 mm (0.059  0.067 inch)

AKX00129

SNAP RING

STANDARD
VALUE

REACTION PLATE

AB

AKX00130

B

A

AB

AKX00131

REACTION
PLATE

CLUTCH
PLATES

ROUNDED
EDGE

R STAMP

CLUTCH DISCS

AB

AKX00384

MD998924

MB991789

STANDARD
VALUE

AB

SECOND BRAKE

TSB Revision

AUTOMATIC TRANSMISSION OVERHAUL

23B-58

SECOND BRAKE

DISASSEMBLY AND ASSEMBLY

M1233021800032

ASSEMBLY SERVICE POINT

.

>>A<<D-RING INSTALLATION
1. Apply ATF to the D-ring.
2. Install the D-ring in the grooves on the outer and inner 

periphery of the piston. Make sure that the D-ring is not 
twisted or damaged when installing.

AKX00134

1

2

3

4

AB

DISASSEMBLY STEPS

1.

SECOND BRAKE RETAINER

2.

SECOND BRAKE PISTON

>>A<<

3.

D-RING

>>A<<

4.

D-RING

DISASSEMBLY STEPS 

 

 

 

 

 

 

 

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