CEBM018601
Shop Manual
WHEEL LOADER SERIAL NUMBERS
WA450-6 A44001 and up WA480-6 A38001 and up
ENGINE
6D125E-5
This material is proprietary to Komatsu America Corp. and is not to be reproduced, used, or disclosed except in accordance with written authorization from Komatsu America Corp. It is our policy to improve our products whenever it is possible and practical to do so. We reserve the right to make changes or improvements at any time without incurring any obligation to install such changes on products sold previously. Due to this continuous program of research and development, revisions may be made to this publication. It is recommended that customers contact their distributor for information on the latest revision.
Copyright 2010 Komatsu Printed in U.S.A. Komatsu America Corp. March 2010
FOREWORD 12
CONTENTS
CONTENTS
00
01
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-1
10
STRUCTURE, FUNCTION AND MAINTENANCE STANDARD . . . . . . . . . . . . . . . . . . . . 10-1
20
TESTING, ADJUSTING AND TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-1
30
DISASSEMBLY AND ASSEMBLY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30-1
90
DIAGRAMS AND SCHEMATICS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90-1
00-2
WA450/480-6
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This is the sample of the manual Click on the download link for complete manual
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20-1116 20-1117
30-1
30-34
30-67
20-1118
30-2
30-35
30-68
20-1119
30-3
30-36
30-69
20-1120
30-4
30-37
30-70
20-1121
30-5
30-38
30-71
20-1122
30-6
30-39
30-72
20-1123
30-7
30-40
30-73
20-1124
30-8
30-41
30-74
20-1125
30-9
30-42
30-75
20-1126
30-10
30-43
30-76
20-1127
30-11
30-44
30-77
20-1128
30-12
30-45
30-78
20-1129
30-13
30-46
30-79
20-1130
30-14
30-47
30-80
20-1131
30-15
30-48
30-81
20-1132
30-16
30-49
30-82
20-1133
30-17
30-50
30-83
20-1134
30-18
30-51
30-84
20-1135
30-19
30-52
30-85
20-1136
30-20
30-53
30-86
20-1137
30-21
30-54
30-87
20-1138
30-22
30-55
30-88
20-1139
30-23
30-56
30-89
WA450/480-6
Rev
00-2-11
FOREWORD Mark
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Mark
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30-90
30-123
30-156
30-189
30-91
30-124
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30-191
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30-126
30-159
30-192
30-94
30-127
30-160
30-193
30-95
30-128
30-161
30-194
30-96
30-129
30-162
30-195
30-97
30-130
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30-98
30-131
30-164
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30-99
30-132
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30-198
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30-166
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30-101
30-134
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30-135
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30-169
30-202
30-104
30-137
30-170
30-203
30-105
30-138
30-171
30-204
30-106
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30-172
30-205
30-107
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30-108
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30-207
30-109
30-142
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30-208
30-110
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30-209
30-111
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30-177
30-210
30-112
30-145
30-178
30-211
30-113
30-146
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30-212
30-114
30-147
30-180
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30-153
30-186
30-219
30-121
30-154
30-187
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30-155
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00-2-12
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WA450/480-6
FOREWORD Mark
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30-222
30-255
90-13
90-46
30-223
30-256
90-14
90-47
30-224
30-257
90-15
90-48
30-225
30-258
90-16
90-49
30-226
30-259
90-17
90-50
30-227
30-260
90-18
90-51
30-228
30-261
90-19
90-52
30-229
30-262
90-20
90-53
30-230
30-263
90-21
90-54
30-231
30-264
90-22
90-55
30-232
30-265
90-23
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30-233
30-266
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90-57
30-234
30-267
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90-58
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30-270
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30-273
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30-274
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90-33
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30-242 30-243
90-1
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90-67
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90-2
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90-68
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90-3
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90-69
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90-37
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30-247
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90-71
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90-6
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90-8
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30-252
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30-253
90-11
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WA450/480-6
Rev
00-2-13
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