Komatsu WA320-6 Install guide

August 2011 Copyright 2011 Komatsu
Printed in USA DataKom Publishing Division
00-1 b
CEBM022801
Shop
Manual
WA320-6
WHEEL LOADER
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
add 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, periodic revisions may be made to this publication. It is
recommended that customers contact their distributor for information on the latest revision.
SERIAL NUMBERS WA320-6 A35001 and UP
ENGINE SAA6D107E-1

FOREWORD CONTENTS
00-2
12
CONTENTS 00
01 GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-1
10 STRUCTURE, FUNCTION AND MAINTENANCE STANDARD . . . . . . . . . . . . . . . . . . . . 10-1
20 STANDARD VALUE TABLES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-1
30 TESTING AND ADJUSTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30-1
40 TROUBLESHOOTING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40-1
50 DISASSEMBLY AND ASSEMBLY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50-1
90 DIAGRAMS AND SCHEMATICS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90-1
Find manuals at https://best-manuals.com

FOREWORD
WA320-6 00-2-1 1
The affected pages are indicated by using the following
marks. It is requested that necessary actions be taken to
these pages according to the table below.
Mark Indication Action
❍New page to be added Add
●Page to be replaced Replace
( ) Page to be deleted Discard
Mark Page Rev
●00-1 b
●00-2 b
❍00-2-1 b
❍00-2-2 b
❍00-2-3 b
❍00-2-4 b
❍00-2-5 b
❍00-2-6 b
❍00-2-7 b
❍00-2-8 b
❍00-2-9 b
❍00-2-10 b
❍00-2-11 b
❍00-2-12 b
●00-3 b
●00-4 b
●00-5 b
●00-6 b
●00-7 b
●00-8 b
●00-9 b
●00-10 b
00-11
00-12
00-13
●00-14 b
●00-15 b
00-16
●00-17 d
●00-18 b
00-19
●00-20 b
●00-21 b
●00-22 b
00-23
●00-24 b
00-25
00-26
00-27
00-28
00-29
00-30
00-31
00-32
00-33
00-34
00-35
00-36
00-37
00-38
00-39
00-40
00-41
00-42
00-43
00-44
01-1
Mark Page Rev
01-2
01-3
01-4
01-5
01-6
01-7
01-8
01-9
01-10
01-11
●01-12 b
01-13
01-14
10-1
10-2
10-3
10-4
10-5
10-6
10-7
10-8
10-9
10-10
10-11
10-12
10-13
10-14
10-15
Mark Page Rev
10-16
10-17
●10-18 b
●10-19 b
10-20
10-21
10-22
10-23
●10-24 b
10-25
10-26
10-27
10-28
10-29
10-30
10-31
10-32
10-33
10-34
10-35
10-36
10-37
10-38
10-39
10-40
10-41
10-42
10-43
10-44
Mark Page Rev
WA320-6
Find manuals at https://best-manuals.com

FOREWORD
00-2-2 1WA320-6
10-45
10-46
10-47
10-48
10-49
10-50
10-51
10-52
10-53
10-54
10-55
10-56
10-57
10-58
10-59
10-60
10-61
10-62
10-63
10-64
10-65
10-66
10-67
10-68
10-69
10-70
10-71
10-72
10-73
10-74
10-75
10-76
10-77
Mark Page Rev
10-78
●10-79 b
10-80
10-81
10-82
10-83
10-84
10-85
10-86
10-87
10-88
10-89
10-90
10-91
10-92
10-93
10-94
10-95
10-96
10-97
10-98
10-99
10-100
10-101
10-102
10-103
10-104
10-105
10-106
10-107
10-108
10-109
10-110
Mark Page Rev
10-111
10-112
10-113
10-114
10-115
10-116
10-117
10-118
10-119
10-120
10-121
10-122
10-123
10-124
10-125
10-126
●10-127 b
10-128
●10-129 b
10-130
10-131
10-132
10-133
10-134
10-135
10-136
10-137
10-138
10-139
10-140
10-141
10-142
10-143
Mark Page Rev
10-144
10-145
10-146
10-147
10-148
10-149
10-150
10-151
10-152
10-153
10-154
10-155
10-156
10-157
10-158
10-159
10-160
10-161
10-162
10-163
10-164
10-165
10-166
10-167
10-168
10-169
10-170
10-171
10-172
10-173
10-174
10-175
10-176
Mark Page Rev
Find manuals at https://best-manuals.com

FOREWORD
WA320-6 00-2-3 1
10-177
10-178
10-179
10-180
10-181
10-182
10-183
10-184
10-185
●10-186 b
10-187
10-188
10-189
10-190
10-191
10-192
10-193
10-194
10-195
10-196
10-197
10-198
10-199
10-200
10-201
10-202
10-203
10-204
10-205
10-206
10-207
10-208
10-209
Mark Page Rev
10-210
10-211
10-212
10-213
10-214
10-215
10-216
10-217
●10-218 b
●10-219 b
●10-220 b
●10-221 b
●10-222 b
●10-223 b
●10-224 b
●10-225 b
●10-226 b
●10-227 b
●10-228 b
●10-229 b
●10-230 b
●10-231 b
●10-232 b
●10-233 b
●10-234 b
●10-235 b
●10-236 b
●10-237 b
●10-238 b
●10-239 b
●10-240 b
●10-241 b
●10-242 b
Mark Page Rev
●10-243 b
●10-244 b
●10-245 b
●10-246 b
●10-247 b
●10-248 b
●10-249 b
●10-250 b
●10-251 b
●10-252 b
●10-253 b
●10-254 b
●10-255 b
●10-256 b
●10-257 b
●10-258 b
●10-259 b
●10-260 b
●10-261 b
●10-262 b
●10-263 b
●10-264 b
●10-265 b
●10-266 b
●10-267 b
●10-268 b
●10-269 b
●10-270 b
●10-271 b
10-272
10-273
10-274
10-275
Mark Page Rev
●10-276 b
●10-277 b
●10-278 b
●10-279 b
●10-280 b
●10-281 b
●10-282 b
●10-283 b
●10-284 b
●10-285 b
●10-286 b
●10-287 b
●10-288 b
●10-289 b
●10-290 b
●10-291 b
●10-292 b
●10-293 b
●10-294 b
●10-295 b
●10-296 b
●10-297 b
●10-298 b
●10-299 b
●10-300 b
●10-301 b
●10-302 b
❍10-303 b
❍10-304 b
20-1
20-2
●20-3 b
Mark Page Rev
Find manuals at https://best-manuals.com

FOREWORD
00-2-4 1WA320-6
●20-4 b
●20-5 b
●20-6 b
●20-7 b
20-8
20-9
20-10
30-1
30-2
30-3
30-4
30-5
30-6
30-7
30-8
30-9
30-10
30-11
30-12
30-13
30-14
30-15
30-16
30-17
30-18
30-19
30-20
30-21
30-22
30-23
30-24
30-25
Mark Page Rev
30-26
30-27
30-28
30-29
30-30
30-31
30-32
30-33
30-34
30-35
30-36
30-37
●30-38 b
●30-39 b
30-40
30-41
30-42
30-43
30-44
30-45
30-46
30-47
30-48
30-49
30-50
30-51
30-52
30-53
30-54
30-55
30-56
30-57
30-58
Mark Page Rev
30-59
30-60
30-61
30-62
30-63
30-64
30-65
30-66
30-67
30-68
30-69
30-70
30-71
30-72
●30-73 b
30-74
30-75
30-76
30-77
30-78
30-79
30-80
30-81
30-82
30-83
30-84
30-85
30-86
30-87
30-88
30-89
30-90
30-91
Mark Page Rev
30-92
30-93
30-94
30-95
30-96
30-97
30-98
30-99
30-100
30-101
30-102
30-103
30-104
30-105
30-106
30-107
30-108
30-109
30-110
30-111
30-112
30-113
30-114
30-115
30-116
●30-117 b
30-118
30-119
30-120
30-121
30-122
30-123
30-124
Mark Page Rev
Find manuals at https://best-manuals.com

FOREWORD
WA320-6 00-2-5 1
30-125
30-126
30-127
30-128
30-129
30-130
30-131
30-132
30-133
●30-134 b
●30-135 b
30-136
30-137
30-138
30-139
30-140
30-141
30-142
30-143
30-144
30-145
30-146
30-147
30-148
30-149
●30-150 b
●30-151 b
●30-152 b
●30-153 b
●30-154 b
●30-155 b
●30-156 b
❍30-157 b
Mark Page Rev
❍30-158 b
❍30-159 b
❍30-160 b
40-1
40-2
40-3
40-4
40-5
40-6
40-7
40-8
40-9
40-10
40-11
40-12
40-13
40-14
40-15
40-16
40-17
40-18
40-19
40-20
40-21
40-22
40-23
40-24
40-25
40-26
40-27
40-28
40-29
Mark Page Rev
40-30
40-31
40-32
40-33
40-34
40-35
40-36
40-37
40-38
40-39
40-40
40-41
40-42
40-43
40-44
40-45
40-46
40-47
40-48
40-49
40-50
40-51
40-52
40-53
40-54
40-55
40-56
40-57
40-58
40-59
40-60
40-61
40-62
Mark Page Rev
40-63
40-64
40-65
40-66
40-67
40-68
40-69
40-70
40-71
40-72
40-73
40-74
40-75
40-76
40-77
40-78
40-79
40-80
40-81
40-82
40-83
40-84
40-85
40-86
40-87
40-88
40-89
40-90
40-91
40-92
40-93
40-94
40-95
Mark Page Rev
Find manuals at https://best-manuals.com

FOREWORD
00-2-6 1WA320-6
40-96
40-97
40-98
40-99
40-100
40-101
40-102
40-103
40-104
40-105
40-106
40-107
●40-108 b
40-109
40-110
40-111
40-112
40-113
40-114
40-115
40-116
40-117
40-118
40-119
40-120
40-121
40-122
40-123
40-124
40-125
40-126
40-127
40-128
Mark Page Rev
40-129
40-130
40-131
●40-132 b
40-133
40-134
40-135
40-136
40-137
40-138
40-139
40-140
40-141
●40-142 b
40-143
40-144
40-145
40-146
40-147
40-148
40-149
40-150
40-151
40-152
40-153
40-154
40-155
40-156
40-157
40-158
40-159
40-160
40-161
Mark Page Rev
40-162
40-163
40-164
40-165
40-166
40-167
●40-168 b
40-169
40-170
40-171
40-172
40-173
40-174
40-175
40-176
40-177
40-178
40-179
40-180
40-181
40-182
40-183
40-184
40-185
40-186
40-187
40-188
40-189
40-190
40-191
40-192
40-193
40-194
Mark Page Rev
40-195
40-196
40-197
40-198
40-199
40-200
40-201
40-202
40-203
40-204
40-205
40-206
40-207
40-208
40-209
40-210
40-211
40-212
40-213
40-214
40-215
40-216
40-217
40-218
40-219
40-220
40-221
40-222
40-223
40-224
40-225
40-226
40-227
Mark Page Rev
Find manuals at https://best-manuals.com

FOREWORD
WA320-6 00-2-7 1
40-228
40-229
40-230
40-231
40-232
40-233
40-234
40-235
40-236
40-237
40-238
40-239
40-240
40-241
40-242
40-243
40-244
40-245
40-246
40-247
40-248
40-249
40-250
40-251
40-252
40-253
40-254
40-255
40-256
40-257
40-258
40-259
40-260
Mark Page Rev
40-261
40-262
40-263
40-264
40-265
40-266
40-267
40-268
40-269
40-270
40-271
40-272
40-273
40-274
40-275
40-276
40-277
40-278
40-279
40-280
40-281
40-282
40-283
40-284
40-285
40-286
40-287
40-288
40-289
40-290
40-291
40-292
40-293
Mark Page Rev
40-294
40-295
40-296
40-297
●40-298 b
40-299
40-300
40-301
40-302
40-303
40-304
40-305
40-306
40-307
40-308
40-309
40-310
40-311
40-312
40-313
40-314
40-315
40-316
40-317
40-318
40-319
40-320
40-321
40-322
40-323
40-324
40-325
40-326
Mark Page Rev
40-327
40-328
40-329
40-330
40-331
40-332
40-333
40-334
40-335
40-336
40-337
40-338
40-339
40-340
40-341
40-342
40-343
40-344
40-345
40-346
40-347
40-348
40-349
40-350
40-351
40-352
40-353
40-354
40-355
40-356
40-357
40-358
40-359
Mark Page Rev
Find manuals at https://best-manuals.com

FOREWORD
00-2-8 1WA320-6
40-360
40-361
40-362
40-363
40-364
40-365
40-366
40-367
40-368
40-369
40-370
40-371
40-372
40-373
40-374
40-375
40-376
40-377
40-378
40-379
40-380
40-381
40-382
40-383
40-384
40-385
40-386
40-387
40-388
40-389
40-390
40-391
40-392
Mark Page Rev
40-393
40-394
40-395
40-396
40-397
40-398
40-399
40-400
40-401
40-402
40-403
40-404
40-405
40-406
40-407
40-408
40-409
●40-410 b
●40-411 b
40-412
40-413
40-414
40-415
40-416
40-417
40-418
40-419
40-420
40-421
40-422
40-423
40-424
40-425
Mark Page Rev
40-426
40-427
40-428
40-429
40-430
40-431
40-432
40-433
40-434
40-435
40-436
40-437
40-438
40-439
40-440
40-441
40-442
40-443
40-444
40-445
40-446
40-447
40-448
40-449
40-450
40-451
40-452
40-453
40-454
40-455
40-456
40-457
40-458
Mark Page Rev
40-459
40-460
40-461
40-462
40-463
40-464
●40-465 b
40-466
40-467
40-468
40-469
40-470
40-471
40-472
40-473
40-474
40-475
40-476
40-477
40-478
40-479
40-480
40-481
40-482
40-483
40-484
40-485
40-486
( ) 40-487
( ) 40-488
( ) 40-489
( ) 40-490
( ) 40-491
Mark Page Rev
Find manuals at https://best-manuals.com