Komatsu PC450-6 Shop Manual (EN)

COVER

SEBM014508 1 MACHINE MODEL SERIAL NUMBER PC400-6 32001 and up PC400LC-6 32001 and up PC450-6 12001 and up PC450LC-6 12001 and up This shop manual may contain attachments and optional equipment that are not available in your area. Please consult your local Komatsu distributor for those items you may require. Materials and specifications are subject to change without notice. PC400, 450-6 mount the SA6D125-2 engine. For details of the engine, see the 125-2 Series Engine Shop Manual. © 2004 1 All Rights Reserved Printed in Japan 09-04(01) 00-1 (8)

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CONTENTS No. of page 01 GENERAL ........................................................................ 01-1 10 STRUCTURE AND FUNCTION ...................................... 10-1 20 TESTING AND ADJUSTING.......................................... 20-1 30 DISASSEMBLY AND ASSEMBLY ................................. 30-1 40 MAINTENANCE STANDARD......................................... 40-1 90 OTHERS........................................................................... 90-1 00-2 PC400, 450-6 2

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LIST OF REVISED PAGES PC400, 450-6 (8) 00-2-1 The affected pages are indicated by the use of the following marks. It is requested that necessary actions Mark Indication Action required be taken to these pages according to the table below. fi Page to be newly added Add ‡ Page to be replaced Replace ( ) Page to be deleted Discard Pages having no marks are those previously revised or made additions.

LIST OF REVISED PAGE Time of Mark Page revision Time of Mark Page revision Time of Mark Page revision Time of Mark Page revision Time of Mark Page revision ‡ 00- 1 (8) 00- 2 (2) ‡ 00- 2-1 (8) ‡ 00- 2-2 (8) ‡ 00- 2-3 (8) ‡ 00- 2-4 (8) ‡ 00- 2-5 (8) ‡ 00- 3 ‡ 00- 4 ‡ 00- 5 ‡ 00- 6 ‡ 00- 7 ‡ 00- 8 ‡ 00- 9 ‡ 00-10 ‡ 00-11 ‡ 00-12 ‡ 00-13 ‡ 00-14 ‡ 00-15 ‡ 00-16 ‡ 00-17 ‡ 00-18 ‡ 00-19 ‡ 00-20 ‡ 00-21 ‡ 00-22 01- 1 01- 2 (5) 01- 3 (4) 01- 3-1 (5) 01- 4 (5) 01- 5 01- 6 01- 7 01- 7-1 (5) 01- 7-2 (5) 01- 8 (5) 01- 9 01-10 01-11 01-11-1 (5) 01-11-2 (5) 01-12 (4) 01-13 10- 1 (5) 10- 2 10- 3 10- 4 10- 5 10- 6 10- 7 (4) 10- 7-1 (4) 10- 8 10- 9 (4) 10-10 10-12 (5) 10-13 (4) 10-14 (5) 10-15 (5) 10-16 (4) 10-17 10-18 10-19 10-20 10-21 10-22 10-24 10-25 10-26 10-27 10-28 10-29 10-30 10-31 10-32 10-33 10-34 10-35 10-36 10-38 (5) 10-39 10-40 10-41 10-42 10-43 10-44 10-45 10-46 10-46-2 (5) 10-46-3 (5) 10-48 10-49 10-50 10-51 10-52 10-53 10-55 10-56 10-57 10-58 (5) 10-59 10-59-1 (5) 10-59-2 (5) 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 10-78 10-80 10-81 10-82 10-84 10-85 10-86 10-88 10-89 10-90 10-92 10-93 10-94 10-96 10-97 Mark Indication Action required fi Page to be newly added Add ‡ Page to be replaced Replace ( ) Page to be deleted Discard

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LIST OF REVISED PAGES PC400, 450-6 00-2-2 (8) Time of Mark Page revision Time of Mark Page revision Time of Mark Page revision Time of Mark Page revision Time of Mark Page revision 10-98 10-100 10-101 10-102 10-104 10-105 10-106 10-108 10-109 10-110 10-112 10-113 10-114 10-116 10-117 10-118 10-120 10-121 10-122 10-123 10-124 10-125 10-126 (4) 10-127 (4) 10-128 10-129 10-130 10-131 10-132 10-133 10-134 10-135 10-136 10-137 (4) 10-138 (4) 10-139 10-140 10-141 10-142 10-143 10-144 10-145 10-146 10-147 10-148 10-149 10-151 10-152 10-153 10-154 10-155 10-156 10-157 10-158 10-159 10-160 10-162 10-163 (4) 10-164 10-165 10-166 10-168 10-169 10-170 10-171 10-172 10-173 (6) 10-178 (6) 10-179 (6) 10-180 (6) 10-181 (6) 10-182 (6) 10-183 10-185 10-186 10-187 10-188 (6) 10-189 10-190 10-191 10-192 10-193 10-194 10-196 10-197 (6) 10-198 10-199 10-200 10-201 10-202 10-203 10-204 10-205 (6) 10-206 10-207 10-208 (6) 10-209 (6) 10-210 (6) 10-212 10-213 10-214 10-215 10-216 10-217 10-218 10-219 10-220 10-221 10-222 10-223 20- 1 (4) 20- 2 (4) 20- 3 (5) 20- 4 (5) 20- 5 (1) 20- 6 (1) 20- 7 (1) 20- 8 (1) 20- 9 (5) 20- 9-1 (5) 20- 9-2 (5) 20- 9-3 (5) 20- 9-4 (5) 20- 9-5 (5) 20- 9-6 (5) 20- 9-7 (5) 20- 9-8 (5) 20-10 (1) 20-11 (1) 20-12 (6) 20-13 (6) 20-14 (6) 20-15 (6) 20-16 (1) 20-17 (1) 20-18 (1) 20-101 (1) 20-102 (1) 20-103 (4) 20-104 (1) 20-105 (1) 20-106 (1) 20-107 (1) 20-108 (1) 20-109 (1) 20-110 (1) 20-111 (1) 20-112 (1) 20-113 (1) 20-114 (4) 20-114-1 (4) 20-115 (1) 20-116 (1) 20-117 (4) 20-117-1 (4) 20-118 (1) 20-119 (4) 20-119-1 (4) 20-119-2 (4) 20-120 (4) 20-121 (4) 20-122 (1) 20-123 (1) 20-124 (1) 20-125 (1) 20-126 (1) 20-127 (1) 20-128 (4) 20-129 (1) 20-130 (1) 20-131 (1) 20-132 (1) 20-133 (1) 20-134 (1) 20-135 (1) 20-136 (4) 20-137 (7) 20-138 (4) 20-139 (1) 20-201 (6) 20-202 (1) 20-203 (1) 20-204 (1) 20-205 (1) 20-206 (1) 20-207 (1) 20-208 (1) 20-209 (1) 20-210 (1) 20-211 (1) 20-212 (1) 20-214 (6) 20-215 (4) 20-216 (1) 20-217 (1) 20-218 (1)

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