Mitsubishi 380. Manual — part 464
AK403289AC
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
23 ± 3 N·m
Apply automatic
transmission fluid
to all moving parts
before installation.
60. Rear cover
61. Thrust race #8
62. Seal ring
63. Input shaft rear bearing
64. Accumulator piston
65. Accumulator spring
66. Thrust bearing #7
67. Reverse and overdrive clutch
68. Thrust bearing #6
69. Overdrive clutch hub
70. Thrust bearing #5
71. Planetary reverse sun gear
72. Snap ring
73. Second brake piston
74. Return spring
TRANSMISSION
AUTOMATIC TRANSMISSION OVERHAUL
23B-16
AK403290AC
76
75
86
84
78
85
77
79
82
81
80
83
97
95
96
98
90
88
87
89
91
92
93
94
34 ± 2 N·m
Apply automatic
transmission fluid
to all moving parts
before installation.
75. Pressure plate
76. Second brake disc
77. Second brake plate
78. Planetary carrier assembly
79. Snap ring
80. Reaction plate
81. Snap ring
82. Low-reverse brake disc
83. Low-reverse brake plate
84. Pressure plate
85. Wave spring
86. Snap ring
87. One-way clutch inner race
88. O-ring
89. Spring retainer
90. Return spring
91. Low-reverse brake piston
92. Transfer drive gear
93. Snap ring
94. One-way clutch
95. Seal ring
96. Needle bearing
97. Outer race
98. Transmission case
TRANSMISSION
AUTOMATIC TRANSMISSION OVERHAUL
23B-17
TRANSMISSION
AUTOMATIC TRANSMISSION OVERHAUL
23B-18
DISASSEMBLY
CAUTION
• The automatic transmission includes many
high-precision parts. Handle these parts
extremely carefully not to scratch or damage
them during disassembly and reassembly.
• Work bench should be covered with a rubber
mat and keep it clean at all times.
• Do not wear any cloth gloves and do not use
any rags during disassembly. Use only nylon
cloth or paper towels if necessary.
• All removed parts must be washed clean.
Metal parts may be washed in an ordinary sol-
vent, but they should be dried completely
using compressed air.
• Clutch discs, plastic thrust plates and rubber
parts should be washed in automatic trans-
mission fluid (ATF) and keep them free of dirt
after washing.
• If the transmission has been found damaged
and repaired, also disassemble and clean the
ATF cooler system.
1. Remove the torque converter.
AK301061AB
Input shaft
2. Use a dial gauge to measure the input shaft end
play.
3. Remove control cable support bracket.
4. Remove the oil level gauge.
5. Remove the eye bolt, gaskets and the oil cooler
feed tube.
AK202095AB
Output shaft
speed sensor
Input shaft
speed sensor
6. Remove the input shaft speed sensor and output
shaft speed sensor.
AK202096
Manual control lever
Inhibitor switch
AB
CAUTION
The manual control lever tightening nut must be
removed before removing the valve body. If the
valve body is removed before the nut, the inhibi-
tor switch will be damaged.
7. Loosen the manual control lever tightening nut,
and then remove the manual control lever and the
inhibitor switch.
AK300220
8. Remove the sealing cap and O-ring. <Type with
sealing cap>
AK301296
9. Remove the air breather by inserting a
screwdriver into the air breather and prying it up.
AK501914
TRANSMISSION
AUTOMATIC TRANSMISSION OVERHAUL
23B-19
10.Remove the valve body cover.
AK403609AD
Manual control
shaft detent
11.Remove the manual control shaft detent.
AK403610AD
Fluid temperature sensor
12.Disconnect the solenoid valve harness from the
valve body by disconnecting the fluid temperature
sensor and all the connectors.
AK403611AB
CAUTION
• Make sure that the manual control lever and
the inhibitor switch are removed. See step 7.
• Do not remove the bolts (four pieces) shown
in the illustration.
13.Remove the valve body mounting bolts (twenty
seven pieces).
AK403612AD
Steel ball
CAUTION
Do not lose the two steel balls.
14.Remove the valve body, gasket and the steel
balls (two pieces).
AK300227AC
Snap ring
Connector
15.Remove the snap ring from the connector. Push
the connector into the transmission case and
remove the solenoid valve harness.
AK300228
Strainer
AC
Second brake
retainer oil seal
16.Remove the strainer and the second brake
retainer oil seal.
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