Komatsu PC300LC-8 Guida all'installazione

Printed in USA DataKom Publishing Division

00-1d

CEBM018703

Shop

Manual

PC300LC-8

PC300HD-8

HYDRAULIC EXCAVATOR

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 PC300LC-8 A90001 and UP

PC300HD-8 A87001

PC300LC/HD-8

FOREWORD CONTENTS

00-2 dPC300LC/HD-8

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

60 AIR CONDITIONER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60-1

90 DIAGRAMS AND DRAWINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90-1

Find manuals at https://best-manuals.com

FOREWORD

PC300LC/HD-8 00-2-1 3

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 d

●00-2 d

●00-2-1 d

●00-2-2 d

●00-2-3 d

●00-2-4 d

●00-2-5 d

●00-2-6 d

●00-2-7 d

●00-2-8 d

❍00-2-9 d

❍00-2-10 d

00-3

00-4

00-5 c

00-6

00-7

00-8

00-9

00-10

00-11

00-12

00-13 c

00-14 c

00-15 c

00-16

00-17

00-18

00-19

00-20

00-21

00-22

01-1

01-2 c

01-3

01-4 c

01-5 c

01-6

01-7

01-8

01-9

01-10

●10-1 d

●10-2 d

●10-3 d

●10-4 d

10-5

10-6

10-7

10-8

●10-9 d

10-10

●10-11 d

●10-12 d

●10-13 d

10-14

Mark Page Rev

10-15

10-16

●10-17 d

10-18

●10-19 d

10-20

●10-21 d

10-22

●10-23 d

10-24

●10-25 d

10-26

●10-27 d

●10-28 d

●10-29 d

10-30

●10-31 d

10-32

●10-33 d

●10-34 d

●10-35 d

●10-36 d

●10-37 d

●10-38 d

●10-39 d

10-40

10-41 c

●10-42 d

10-43

Mark Page Rev

10-44

●10-45 d

●10-46 d

10-47

10-48

10-49

10-50

10-51

10-52

10-53

●10-54 d

10-55

10-56 c

10-57

10-58

10-59

●10-60 d

10-61

●10-62 d

10-63

10-64

●10-65 d

●10-66 d

10-67

10-68

●10-69 d

10-70

●10-71 d

10-72

Mark Page Rev

PC300LC/HD-8

Find manuals at https://best-manuals.com

FOREWORD

00-2-2 3PC300LC/HD-8

●10-73 d

10-74

●10-75 d

10-76

10-77

10-78

10-79 c

10-80 c

10-81

10-82

●10-83 d

10-84 c

10-85 c

10-86

10-87

10-88

10-89

10-90

10-91

10-92 c

10-93

10-94

10-95

10-96

10-97

10-98 c

10-99

10-100

10-101

10-102

10-103

10-104

10-105

Mark Page Rev

10-106

10-107

10-108

10-109

10-110

10-111

10-112

10-113

10-114

10-115

10-116

10-117

10-118

10-119

10-120

10-121

●10-122 d

10-123

10-124

●10-125 d

10-126

10-127

10-128

10-129

10-130

●10-131 d

10-132

10-133

10-134

●10-135 d

10-136

10-137

10-138

Mark Page Rev

10-139

10-140

10-141

10-142

10-143

10-144

●10-145 d

10-146

10-147

10-148

10-149

10-150

10-151

10-152

10-153

10-154

●10-155 d

10-156

10-157

10-158

●10-159 d

10-160

10-161

10-162

10-163

10-164

10-165

10-166

10-167

10-168 c

10-169 c

10-170 c

10-171 c

Mark Page Rev

10-172 c

10-173 c

10-174 c

10-175 c

10-176 c

10-177 c

10-178 c

10-179 c

10-180 c

10-181 c

10-182 c

10-183 c

10-184 c

10-185 c

10-186 c

●10-187 d

10-188 c

10-189 c

10-190 c

10-191 c

10-192 c

10-193 c

10-194 c

10-195 c

10-196 c

●10-197 d

10-198 c

10-199 c

10-200 c

●10-201 d

10-202 c

10-203 c

10-204 c

Mark Page Rev

Find manuals at https://best-manuals.com

FOREWORD

PC300LC/HD-8 00-2-3 3

10-205 c

10-206 c

10-207 c

10-208 c

10-209 c

10-210 c

10-211 c

10-212 c

10-213 c

10-214 c

10-215 c

10-216 c

10-217 c

10-218 c

10-219 c

10-220 c

10-221 c

10-222 c

10-223 c

10-224 c

10-225 c

10-226 c

10-227 c

10-228 c

10-229 c

10-230 c

10-231 c

10-232 c

●10-233 d

10-234 c

10-235 c

10-236 c

10-237 c

Mark Page Rev

10-238 c

10-239 c

10-240 c

●10-241 d

●10-242 d

10-243 c

10-244 c

●10-245 d

●10-246 d

10-247 c

10-248 c

10-249 c

●10-250 d

10-251 c

10-252 c

10-253 c

10-254 c

10-255 c

10-256 c

10-257 c

10-258 c

10-259 c

10-260 c

10-261 c

10-262 c

●10-263 d

●10-264 d

10-265 c

10-266 c

10-267 c

10-268 c

10-269 c

10-270 c

Mark Page Rev

10-271 c

10-272 c

10-273 c

●10-274 d

( ) 10-275 c

( ) 10-276 c

20-1

●20-2 d

●20-3 d

●20-4 d

●20-5 d

●20-6 d

●20-7 d

●20-8 d

●20-9 d

●20-10 d

●30-1 d

●30-2 d

●30-3 d

●30-4 d

●30-5 d

●30-6 d

●30-7 d

●30-8 d

●30-9 d

●30-10 d

●30-11 d

●30-12 d

●30-13 d

●30-14 d

●30-15 d

Mark Page Rev

●30-16 d

●30-17 d

●30-18 d

●30-19 d

●30-20 d

●30-21 d

●30-22 d

●30-23 d

●30-24 d

●30-25 d

●30-26 d

●30-27 d

●30-28 d

●30-29 d

●30-30 d

●30-31 d

●30-32 d

●30-33 d

●30-34 d

●30-35 d

●30-36 d

●30-37 d

●30-38 d

●30-39 d

●30-40 d

●30-41 d

●30-42 d

●30-43 d

●30-44 d

●30-45 d

●30-46 d

●30-47 d

●30-48 d

Mark Page Rev

Find manuals at https://best-manuals.com

FOREWORD

00-2-4 3PC300LC/HD-8

●30-49 d

●30-50 d

●30-51 d

●30-52 d

●30-53 d

●30-54 d

●30-55 d

●30-56 d

●30-57 d

●30-58 d

●30-59 d

●30-60 d

●30-61 d

●30-62 d

●30-63 d

●30-64 d

●30-65 d

●30-66 d

●30-67 d

●30-68 d

●30-69 d

●30-70 d

●30-71 d

●30-72 d

●30-73 d

●30-74 d

●30-75 d

●30-76 d

●30-77 d

●30-78 d

●30-79 d

●30-80 d

●30-81 d

Mark Page Rev

●30-82 d

●30-83 d

●30-84 d

●30-85 d

●30-86 d

●30-87 d

●30-88 d

●30-89 d

●30-90 d

●30-91 d

●30-92 d

●30-93 d

●30-94 d

●30-95 d

●30-96 d

●30-97 d

●30-98 d

●30-99 d

●30-100 d

●30-101 d

●30-102 d

●30-103 d

●30-104 d

●30-105 d

●30-106 d

●30-107 d

●30-108 d

●30-109 d

●30-110 d

●30-111 d

●30-112 d

●30-113 d

●30-114 d

Mark Page Rev

●30-115 d

●30-116 d

●30-117 d

●30-118 d

●30-119 d

●30-120 d

●30-121 d

●30-122 d

●30-123 d

●30-124 d

●30-125 d

●30-126 d

●30-127 d

●30-128 d

●30-129 d

●30-130 d

●30-131 d

●30-132 d

●30-133 d

●30-134 d

●30-135 d

●30-136 d

●30-137 d

●30-138 d

❍30-139 d

❍30-140 d

●40-1 d

●40-2 d

●40-3 d

●40-4 d

●40-5 d

●40-6 d

Mark Page Rev

●40-7 d

●40-8 d

●40-9 d

●40-10 d

●40-11 d

●40-12 d

●40-13 d

●40-14 d

●40-15 d

●40-16 d

●40-17 d

●40-18 d

●40-19 d

●40-20 d

●40-21 d

●40-22 d

●40-23 d

●40-24 d

●40-25 d

●40-26 d

●40-27 d

●40-28 d

●40-29 d

●40-30 d

●40-31 d

●40-32 d

●40-33 d

●40-34 d

●40-35 d

●40-36 d

●40-37 d

●40-38 d

●40-39 d

Mark Page Rev

Find manuals at https://best-manuals.com

FOREWORD

PC300LC/HD-8 00-2-5 3

●40-40 d

●40-41 d

●40-42 d

●40-43 d

●40-44 d

●40-45 d

●40-46 d

●40-47 d

●40-48 d

●40-49 d

●40-50 d

●40-51 d

●40-52 d

●40-53 d

●40-54 d

●40-55 d

●40-56 d

●40-57 d

●40-58 d

●40-59 d

●40-60 d

●40-61 d

●40-62 d

●40-63 d

●40-64 d

●40-65 d

●40-66 d

●40-67 d

●40-68 d

●40-69 d

●40-70 d

●40-71 d

●40-72 d

Mark Page Rev

●40-73 d

●40-74 d

●40-75 d

●40-76 d

●40-77 d

●40-78 d

●40-79 d

●40-80 d

●40-81 d

●40-82 d

●40-83 d

●40-84 d

●40-85 d

●40-86 d

●40-87 d

●40-88 d

●40-89 d

●40-90 d

●40-91 d

●40-92 d

●40-93 d

●40-94 d

●40-95 d

●40-96 d

●40-97 d

●40-98 d

●40-99 d

●40-100 d

●40-101 d

●40-102 d

●40-103 d

●40-104 d

●40-105 d

Mark Page Rev

●40-106 d

●40-107 d

●40-108 d

●40-109 d

●40-110 d

●40-111 d

●40-112 d

●40-113 d

●40-114 d

●40-115 d

●40-116 d

●40-117 d

●40-118 d

●40-119 d

●40-120 d

●40-121 d

●40-122 d

●40-123 d

●40-124 d

●40-125 d

●40-126 d

●40-127 d

●40-128 d

●40-129 d

●40-130 d

●40-131 d

●40-132 d

●40-133 d

●40-134 d

●40-135 d

●40-136 d

●40-137 d

●40-138 d

Mark Page Rev

●40-139 d

●40-140 d

●40-141 d

●40-142 d

●40-143 d

●40-144 d

●40-145 d

●40-146 d

●40-147 d

●40-148 d

●40-149 d

●40-150 d

●40-151 d

●40-152 d

●40-153 d

●40-154 d

●40-155 d

●40-156 d

●40-157 d

●40-158 d

●40-159 d

●40-160 d

●40-161 d

●40-162 d

●40-163 d

●40-164 d

●40-165 d

●40-166 d

●40-167 d

●40-168 d

●40-169 d

●40-170 d

●40-171 d

Mark Page Rev

Find manuals at https://best-manuals.com

FOREWORD

00-2-6 3PC300LC/HD-8

●40-172 d

●40-173 d

●40-174 d

●40-175 d

●40-176 d

●40-177 d

●40-178 d

●40-179 d

●40-180 d

●40-181 d

●40-182 d

●40-183 d

●40-184 d

●40-185 d

●40-186 d

●40-187 d

●40-188 d

●40-189 d

●40-190 d

●40-191 d

●40-192 d

●40-193 d

●40-194 d

●40-195 d

●40-196 d

●40-197 d

●40-198 d

●40-199 d

●40-200 d

●40-201 d

●40-202 d

●40-203 d

●40-204 d

Mark Page Rev

●40-205 d

●40-206 d

●40-207 d

●40-208 d

●40-209 d

●40-210 d

●40-211 d

●40-212 d

●40-213 d

●40-214 d

●40-215 d

●40-216 d

●40-217 d

●40-218 d

●40-219 d

●40-220 d

●40-221 d

●40-222 d

●40-223 d

●40-224 d

●40-225 d

●40-226 d

●40-227 d

●40-228 d

●40-229 d

●40-230 d

●40-231 d

●40-232 d

●40-233 d

●40-234 d

●40-235 d

●40-236 d

●40-237 d

Mark Page Rev

●40-238 d

●40-239 d

●40-240 d

●40-241 d

●40-242 d

●40-243 d

●40-244 d

●40-245 d

●40-246 d

●40-247 d

●40-248 d

●40-249 d

●40-250 d

●40-251 d

●40-252 d

●40-253 d

●40-254 d

●40-255 d

●40-256 d

●40-257 d

●40-258 d

●40-259 d

●40-260 d

●40-261 d

●40-262 d

●40-263 d

●40-264 d

●40-265 d

●40-266 d

●40-267 d

●40-268 d

●40-269 d

●40-270 d

Mark Page Rev

●40-271 d

●40-272 d

●40-273 d

●40-274 d

●40-275 d

●40-276 d

●40-277 d

●40-278 d

●40-279 d

●40-280 d

●40-281 d

●40-282 d

●40-283 d

●40-284 d

●40-285 d

●40-286 d

●40-287 d

●40-288 d

●40-289 d

●40-290 d

●40-291 d

●40-292 d

●40-293 d

●40-294 d

●40-295 d

●40-296 d

●40-297 d

●40-298 d

●40-299 d

●40-300 d

●40-301 d

●40-302 d

●40-303 d

Mark Page Rev

Find manuals at https://best-manuals.com

FOREWORD

PC300LC/HD-8 00-2-7 3

●40-304 d

●40-305 d

●40-306 d

●40-307 d

●40-308 d

●40-309 d

●40-310 d

●40-311 d

●40-312 d

●40-313 d

●40-314 d

●40-315 d

●40-316 d

●40-317 d

●40-318 d

●40-319 d

●40-320 d

●40-321 d

●40-322 d

●40-323 d

●40-324 d

●40-325 d

●40-326 d

●40-327 d

●40-328 d

●40-329 d

●40-330 d

●40-331 d

●40-332 d

●40-333 d

●40-334 d

●40-335 d

●40-336 d

Mark Page Rev

❍40-337 d

❍40-338 d

❍40-339 d

❍40-340 d

❍40-341 d

❍40-342 d

❍40-343 d

❍40-344 d

❍40-345 d

❍40-346 d

❍40-347 d

❍40-348 d

❍40-349 d

❍40-350 d

❍40-351 d

❍40-352 d

❍40-353 d

❍40-354 d

❍40-355 d

❍40-356 d

❍40-357 d

❍40-358 d

❍40-359 d

❍40-360 d

●50-1 d

●50-2 d

●50-3 d

●50-4 d

●50-5 d

●50-6 d

●50-7 d

●50-8 d

Mark Page Rev

●50-9 d

●50-10 d

●50-11 d

●50-12 d

●50-13 d

●50-14 d

●50-15 d

●50-16 d

●50-17 d

●50-18 d

●50-19 d

●50-20 d

●50-21 d

●50-22 d

●50-23 d

●50-24 d

●50-25 d

●50-26 d

●50-27 d

●50-28 d

●50-29 d

●50-30 d

●50-31 d

●50-32 d

●50-33 d

●50-34 d

●50-35 d

●50-36 d

●50-37 d

●50-38 d

●50-39 d

●50-40 d

●50-41 d

Mark Page Rev

●50-42 d

●50-43 d

●50-44 d

●50-45 d

●50-46 d

●50-47 d

●50-48 d

●50-49 d

●50-50 d

●50-51 d

●50-52 d

●50-53 d

●50-54 d

●50-55 d

●50-56 d

●50-57 d

●50-58 d

●50-59 d

●50-60 d

●50-61 d

●50-62 d

●50-63 d

●50-64 d

●50-65 d

●50-66 d

●50-67 d

●50-68 d

●50-69 d

●50-70 d

●50-71 d

●50-72 d

●50-73 d

●50-74 d

Mark Page Rev

Find manuals at https://best-manuals.com

FOREWORD

00-2-8 3PC300LC/HD-8

●50-75 d

●50-76 d

●50-77 d

●50-78 d

●50-79 d

●50-80 d

●50-81 d

●50-82 d

●50-83 d

●50-84 d

●50-85 d

●50-86 d

●50-87 d

●50-88 d

●50-89 d

●50-90 d

●50-91 d

●50-92 d

●50-93 d

●50-94 d

●50-95 d

●50-96 d

●50-97 d

●50-98 d

●50-99 d

●50-100 d

●50-101 d

●50-102 d

●50-103 d

●50-104 d

●50-105 d

●50-106 d

●50-107 d

Mark Page Rev

●50-108 d

●50-109 d

●50-110 d

●50-111 d

●50-112 d

●50-113 d

●50-114 d

●50-115 d

●50-116 d

●50-117 d

●50-118 d

●50-119 d

●50-120 d

●50-121 d

●50-122 d

●50-123 d

●50-124 d

●50-125 d

●50-126 d

●50-127 d

●50-128 d

●50-129 d

●50-130 d

●50-131 d

●50-132 d

●50-133 d

●50-134 d

●50-135 d

●50-136 d

●50-137 d

●50-138 d

●50-139 d

●50-140 d

Mark Page Rev

●50-141 d

●50-142 d

●50-143 d

●50-144 d

●50-145 d

●50-146 d

●50-147 d

●50-148 d

●50-149 d

●50-150 d

●50-151 d

●50-152 d

●50-153 d

●50-154 d

●50-155 d

●50-156 d

●50-157 d

●50-158 d

●50-159 d

●50-160 d

●50-161 d

●50-162 d

●50-163 d

●50-164 d

●50-165 d

●50-166 d

●50-167 d

●50-168 d

❍50-169 d

❍50-170 d

❍50-171 d

❍50-172 d

❍50-173 d

Mark Page Rev

❍50-174 d

❍50-175 d

❍50-176 d

❍60-1 d

❍60-2 d

❍60-3 d

❍60-4 d

❍60-5 d

❍60-6 d

❍60-7 d

❍60-8 d

❍60-9 d

❍60-10 d

❍60-11 d

❍60-12 d

❍60-13 d

❍60-14 d

❍60-15 d

❍60-16 d

❍60-17 d

❍60-18 d

❍60-19 d

❍60-20 d

❍60-21 d

❍60-22 d

❍60-23 d

❍60-24 d

❍60-25 d

❍60-26 d

❍60-27 d

❍60-28 d

❍60-29 d

Mark Page Rev

Find manuals at https://best-manuals.com

Altri manuali per PC300LC-8

Questo manuale è adatto per i seguenti modelli

Indice

Altri manuali Komatsu Escavatore

Komatsu

Komatsu PC600LC-8R BACKHOE Manuale utente

Komatsu

Komatsu PC20MR-2 Guida all'installazione

Komatsu

Komatsu Galeo PC27MR-2 Manuale di istruzioni

Komatsu

Komatsu PC800-8 LOADING SHOVEL Manuale

Komatsu

Komatsu PC1250-11 Manuale utente

Komatsu

Komatsu PC27MR-3 Guida all'installazione

Komatsu

Komatsu PC360LC-11 Manuale

Komatsu

Komatsu PC05-6 Guida all'installazione

Komatsu

Komatsu PC270-8 Manuale utente

Komatsu

Komatsu PC308USLC-3E0 Manuale

Komatsu

Komatsu PC200LL-8 Guida all'installazione

Komatsu

Komatsu PC09-1 Guida all'installazione

Komatsu

Komatsu PC130-7 Guida all'installazione

Komatsu

Komatsu PC600LC-8 BACKHOE Manuale utente

Komatsu

Komatsu PC750LC-7 Manuale utente

Komatsu

Komatsu D155AX-7 Guida all'installazione

Komatsu

Komatsu Galeo D61EX-15 Manuale

Komatsu

Komatsu PC130-8 Manuale utente

Komatsu

Komatsu PC1250 - Manuale utente

Komatsu

Komatsu Galeo PC1250-7 Backhoe Manuale

Komatsu

Komatsu PC240LC-11 Guida all'installazione

Komatsu

Komatsu PC220LC -8 Manuale

Komatsu

Komatsu PC210LC-10 DEMOLITION BASE SPEC. Manuale

Komatsu

Komatsu PC220-7 - Manuale utente

Manuali Escavatore popolari di altre marche

Hyundai

Hyundai Robex 210LC-9 Manuale utente

Hitachi

Hitachi Zaxis 110 Zaxis 125US Manuale di istruzioni

sennebogen

sennebogen 830 E Manuale utente

Topcon

Topcon X-63 Manuale per l'uso e la cura

Hitachi

Hitachi ZX27U-2 Manuale utente

jcb

jcb 15c-1 Manuale utente

Case

Case CX290B Manuale utente

SUNWARD

SUNWARD SWE155F Manuale

CNH

CNH CX16B Manuale utente

Super Products

Super Products MUD DOG 700 Manuale utente

New Holland

New Holland E57C Manuale utente

Hyundai

Hyundai Robex 160LC-9 Manuale utente

Doosan

Doosan DX180LC Guida all'installazione

Hyundai

Hyundai HW65AH Manuale utente

mecalac

mecalac 14 MBX Manuale utente

CASE CONSTRUCTION

CASE CONSTRUCTION CX350C Manuale utente

Hyundai

Hyundai Robex 140LC-9 Manuale utente

Case

Case CX50B Manuale utente