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Manual

WB140PS

-2N

WB150PS

-2N

BACKHOE LOADER

SERIAL NUMBERS

WB140PS-2N A40034

and up

WB150PS-2N A70010

and up

ENGINE

S4D106-1

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

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Содержание A40034

Страница 1: ...rp 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...

Страница 2: ...S 2N WB150PS 2N 12 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 OTHER 90 1 Find man...

Страница 3: ...3 00 14 00 15 00 16 00 17 00 18 00 19 00 20 00 21 00 22 01 1 01 2 01 3 01 4 01 5 01 6 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 10 16 10 17 10 18 10 19 10 20 Mar...

Страница 4: ...0 25 20 26 20 27 20 28 20 29 20 30 20 31 20 32 20 33 20 34 20 35 20 36 20 37 Mark Page Rev 20 38 20 39 20 40 20 41 20 42 20 43 20 44 20 45 20 46 20 47 20 48 20 49 20 50 20 51 20 52 20 53 20 54 20 55 2...

Страница 5: ...30 71 b 30 72 b 30 73 b 30 74 b 30 75 b 30 76 b 30 77 b 30 78 b Mark Page Rev 30 79 b 30 80 b 30 81 b 30 82 b 30 83 b 30 84 b 30 85 b 30 86 b 30 87 b 30 88 b 30 89 b 30 90 b 30 91 b 30 92 b 30 93 b 30...

Страница 6: ...201 b 30 202 b 30 203 b 30 204 b 30 205 b 30 206 b 30 207 b 30 208 b 30 209 b 30 210 b Mark Page Rev 30 211 b 30 212 b 30 213 b 30 214 b 30 215 b 30 216 b 30 217 b 30 218 b 30 219 b 30 220 b 30 221 b...

Страница 7: ...30 328 b 90 1 b 90 2 b 90 3 b 90 4 b 90 5 b 90 6 b 90 7 b 90 8 b 90 9 b 90 10 b 90 11 b 90 12 b 90 13 b Mark Page Rev 90 14 b 90 15 b 90 16 b 90 17 b 90 18 b 90 19 b 90 20 b 90 21 b 90 22 b 90 23 b 90...

Страница 8: ...FOREWORD 00 2 6 3 WB140PS 2N WB150PS 2N 90 80 b 90 81 b 90 82 b Mark Page Rev Find manuals at https best manuals com...

Страница 9: ...ls ladders or steps use a stand to provide safe footing PRECAUTIONS DURING WORK 00 1 When removing the oil filler cap drain plug or hydrau lic pressure measuring plugs loosen them slowly to pre vent t...

Страница 10: ...e at high speed be particularly careful to check that they are installed correctly 11 When aligning two holes never insert your fingers or hand Be careful not to get your fingers caught in a hole 12 W...

Страница 11: ...ent weights and fuel coolant and lubricant specification charts STRUCTURE FUNCTION AND MAINTENANCE STANDARD This section explains the structure and function of each component It serves not only to giv...

Страница 12: ...ach item 3 Additional pages Additional pages are indicated by a hyphen and numbered after the page number File as in the example Example 00 00 00 REVISED EDITION MARK 00 When a manual is revised an ed...

Страница 13: ...with two or more ropes the force subjected to each rope will increase with the hanging angles The table below shows the variation of allowable load kg when hoist ing is made with two ropes each of wh...

Страница 14: ...raulic oil flows out prepare an oil receiving container CONNECTION 00 1 Hold the hose adapter 1 or hose 5 and insert it in the mating adapter 3 aligning them with each other Do not hold the rubber cap...

Страница 15: ...surface a of the hexagonal portion at the male end 2 Hold in the condition in Step 1 and turn the lever 4 to the right clockwise 3 Hold in the condition in Steps 1 and 2 and pull out the whole body 2...

Страница 16: ...l portion at the male end 2 Hold in the condition in Step 1 and push until the cover 3 con tacts surface a of the hexagonal portion at the male end 3 Hold in the condition in Steps 1 and 2 and pull ou...

Страница 17: ...790 129 9040 250 g Polyethylene container Used as sealant for machined holes Holtz MH 705 790 126 9120 75 g Tube Used as heat resisting sealant for repairing engine Three bond 1735 179 129 9140 2 g P...

Страница 18: ...ening type Used as sealant for flywheel housing intake manifold oil pan thermostat housing etc Three bond 1211 790 129 9090 100 g Tube Used as heat resisting sealant for repairing engines Molybdenum d...

Страница 19: ...27 34 19 91 25 07 10 17 59 74 43 51 54 57 12 19 98 123 72 28 90 72 14 22 153 190 112 84 140 13 16 24 235 285 173 32 210 20 18 27 320 400 236 02 295 02 20 30 455 565 335 59 416 72 22 32 610 765 449 91...

Страница 20: ...21 7 50 6 04 22 27 58 9 98 1 44 4 72 4 05 24 32 107 9 166 7 79 6 123 0 06 30 36 147 1 205 9 108 5 151 9 10 33 41 147 1 245 1 108 5 180 8 12 36 46 196 2 294 2 144 7 217 0 14 42 55 245 2 343 2 180 9 25...

Страница 21: ...lb mm mm Range Target 08 08 14 5 88 8 82 4 33 6 50 7 35 5 42 10 10 17 9 8 12 74 7 22 9 39 11 27 8 31 12 12 19 14 7 19 6 10 84 14 45 17 64 13 01 14 14 22 19 6 24 5 14 45 18 07 22 54 16 62 16 16 24 24 5...

Страница 22: ...ignal etc 5 65 0 32 5 23 4 6 37 Charging and signal 15 84 0 45 13 36 7 0 59 Starting Glow plug 40 85 0 80 42 73 11 4 135 Starting 60 127 0 80 63 84 13 6 178 Starting 100 217 0 80 109 1 17 6 230 Starti...

Страница 23: ...ear in the table so divide by 10 move the decimal one place to the left to convert it to 55 mm B Carry out the same procedure as above to convert 55 mm to 2 165 inches C The original value 550 mm was...

Страница 24: ...8 3 268 3 307 3 346 3 386 3 425 3 465 3 504 90 3 543 3 583 3 622 3 661 3 701 3 740 3 780 3 819 3 858 3 898 Kilogram to Pound 1 kg 2 2046 lb 0 1 2 3 4 5 6 7 8 9 0 0 2 20 4 41 6 61 8 82 11 02 13 23 15 4...

Страница 25: ...398 21 662 21 926 22 190 22 455 22 719 22 983 23 247 23 511 90 23 775 24 040 24 304 24 568 24 832 25 096 25 361 25 625 25 889 26 153 Liter to U K Gallon 1 L 0 21997 U K Gal 0 1 2 3 4 5 6 7 8 9 0 0 0 2...

Страница 26: ...08 62 645 63 382 64 119 64 856 65 593 90 66 33 67 067 67 804 68 541 69 278 70 015 70 752 71 489 72 226 72 963 100 73 7 74 437 75 174 75 911 76 648 77 385 78 122 78 859 79 596 80 333 110 81 07 81 807 8...

Страница 27: ...52 25 761 1 769 95 778 8 787 65 90 796 5 805 35 814 2 823 05 831 9 840 75 849 6 858 45 867 3 876 15 100 885 893 85 902 7 911 55 920 4 929 25 938 1 946 95 955 8 964 65 110 973 5 982 35 991 2 1000 05 10...

Страница 28: ...7 2 19 66 2 12 2 54 129 2 31 7 89 192 2 26 1 15 5 0 6 7 20 68 0 12 8 55 131 0 32 2 90 194 0 25 6 14 6 8 6 1 21 69 8 13 3 56 132 8 32 8 91 195 8 25 0 13 8 6 5 6 22 71 6 13 9 57 134 6 33 3 92 197 6 24 4...

Страница 29: ...01 GENERAL 01 1 SPECIFICATIONS 01 2 WEIGHT TABLE 01 3 FUEL COOLANT AND LUBRICANTS 01 4 WB140PS 2N WB150PS 2N...

Страница 30: ...e N m 330 1500 rpm 375 1500 rpm TIER II Type S4D106 2XFH S4D106 2SFA Max power kW 65 1 2200 rpm 70 1 2200 rpm Max torque N m 348 1400 rpm 368 1600 rpm Electrical system Alternator V 12 12 Output A 80...

Страница 31: ...GENERAL WEIGHT TABLE WB140PS 2N WB150PS 2N 01 3 12 WEIGHT TABLE This table is a guide for use when transporting or handling components Unit kg Machine Model WB140PS 2N WB150PS 2N...

Страница 32: ...ontact your distributor for advise on the type of oil to be used Reservoir Kind of fluid Ambient Temperature Capacity 30 20 10 0 10 20 30 40 50 C Specified Refill Engine oil pan Oil API CI 4 or JASO S...

Страница 33: ...oil including oil for components and piping Refill Capacity Amount of oil needed to refill system during normal maintenance Other equipment may be necessary when operating the machine at temperatures...

Страница 34: ...GENERAL 01 6 WB140PS 2N WB150PS 2N 12 MEMORANDA...

Страница 35: ...IAL 10 19 PLANETARY 10 20 BRAKES 10 21 DIFFERENTIAL LOCK 10 22 HYDRAULIC PUMP 10 23 FUNCTION 10 27 STRUCTURE 10 27 OPERATION 10 28 PC VALVE LS VALVE SERVO PISTON 10 29 STEERING UNIT 10 42 TECHNICAL DA...

Страница 36: ...M LOCK 10 83 PPC SUPPLY VALVE ST2 10 84 PPC TELESCOPIC ARM 10 85 PPC HAMMER 10 86 PPC ARM AND HAMMER 10 87 LOADER CYLINDERS 10 88 BOOM ARM 10 88 BUCKET 10 89 MP BUCKET 10 90 BACKHOE CYLINDERS 10 91 BO...

Страница 37: ...WB140PS 2N WB150PS 2N 10 3 STRUCTURE FUNCTION AND MAINTENANCE STANDARD ENGINE MOUNTING 12 ENGINE MOUNTING TIER I ENGINE...

Страница 38: ...TRUCTURE FUNCTION AND MAINTENANCE STANDARD ENGINE MOUNTING 10 4 WB140PS 2N WB150PS 2N 12 TIER II ENGINE B Engine e Transmission Mount C Transmission F Rear Axle Input D Engine Mount G Front Axle Input...

Страница 39: ...lled gear selec tor The same switch also controls the four speed clutch packs The driving power is transmitted from the transmission flanges to the front f and rear g axles through the drive shafts h...

Страница 40: ...CTION AND MAINTENANCE STANDARD POWER TRAIN 10 6 WB140PS 2N WB150PS 2N 12 b Engine E Rear Drive Shaft H Front Drive Shaft c Convert Transmission F Rear Axle I Front Axle d Hydraulic Pump G Rear Tires J...

Страница 41: ...This as a preview PDF file from best manuals com Download full PDF manual at best manuals com...

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