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Machine model
PC18MR-2
•
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.
•
PC18MR-2 mount the 3D67E-1A engine.
For details of the engine, see the 67E-1 Series Engine Shop Manual.
© 2007
All Rights Reserved
Printed in Japan 06-07 (02)
Serial number
15001 and up
SEBM038404
00-1
(4)
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Summary of Contents for Komatsu PC18MR-2
- Page 1 15001 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.
- Page 2 Contents No. of page 01 General .......................... 01-1 10 Structure, function and maintenance standard ......10-1 20 Testing and adjusting ..................20-1 30 Disassembly and assembly ................30-1 90 Others ..........................90-1 00-2 PC18MR-2 Find manuals at https://best-manuals.com...
- Page 3 10-43 10-74 00-20 10-15 10-44 10-76 00-21 10-16 10-45 10-77 20-1 00-22 10-17 10-46 10-78 20-2 10-18 10-47 10-79 20-3 10-19 10-48 10-80 20-4 01-1 10-20 10-49 10-81 20-5 01-2 10-21 10-50 10-82 20-6 00-2-1 PC18MR-2 Find manuals at https://best-manuals.com...
- Page 4 20-131 20-236 20-334 20-429 30-33 20-132 20-237 20-335 20-501 30-34 20-133 20-238 20-336 20-502 30-35 20-134 20-239 20-337 20-503 30-36 20-135 20-240 20-338 20-504 30-37 20-136 20-241 20-339 20-505 30-38 20-137 20-242 20-340 30-39 00-2-2 PC18MR-2 Find manuals at https://best-manuals.com...
- Page 5 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 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 30-74 30-75 30-76 90-1 90-3 90-5 00-2-3 PC18MR-2 Find manuals at https://best-manuals.com...
- Page 6 Find manuals at https://best-manuals.com...
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Page 7: Safety Notice
Proper service and repair is extremely important for safe machine operation. The service and repair techniques recommended by Komatsu and described in this manual are both effective and safe. Some of these techniques require the use of tools specially designed by Komatsu for the specific purpose. - Page 8 Safety Safety notice Precautions during work 19. Be sure to assemble all parts again in their origi- nal places. 11. When removing the oil filler cap, drain plug or Replace any damaged parts with new parts. hydraulic pressure measuring plugs, loosen •...
- Page 9 Foreword General Foreword General This shop manual has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judge- ments.
- Page 10 Distribution and updating Special technical Any additions, amendments or other changes will be precautions or other sent to KOMATSU distributors. Get the most up-to- Caution precautions for preserving date information before you start any work. standards are necessary when performing the work.
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Page 11: Hoisting Instructions
Foreword Hoisting instructions Hoisting instructions Hoisting Slinging near the edge of the hook may cause the rope to slip off the hook during Heavy parts (25 kg or more) must be lifted hoisting, and a serious accident can result. with a hoist, etc. In the Disassembly and Hooks have maximum strength at the mid- assembly section, every part weighing 25 dle portion. - Page 12 Foreword Method of disassembling, connecting push-pull type coupler Method of disassembling, connecting push-pull type coupler Before carrying out the following work, release Type 1 the residual pressure from the hydraulic tank. For details, see “Testing and adjusting”, Releasing residual pressure from hydraulic tank. Even if the residual pressure is released from the hydraulic tank, some hydraulic oil flows out when the hose is disconnected.
- Page 13 Foreword Method of disassembling, connecting push-pull type coupler Type 2 Type 3 1) Hold the mouthpiece of the tightening portion 1) Hold the mouthpiece of the tightening portion and push body (2) in straight until sliding and push body (2) in straight until sliding prevention ring (1) contacts contact surface a of prevention ring (1) contacts contact surface a of the hexagonal portion at the male end.
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Page 14: Coating Materials
The recommended coating materials such as adhesives, gasket sealants and greases used for disassembly and assembly are listed below. a For coating materials not listed below, use the equivalent of products shown in this list. Category Komatsu code Part No. Q’ty Container Main applications, features •... - Page 15 Foreword Coating materials Category Komatsu code Part No. Q’ty Container Main applications, features • Used as lubricant for sliding portion (to LM-G 09940-00051 60 g prevent from squeaking). Molybdenum • Used to prevent seizure or scuffling of the disulphide thread when press fitting or shrink fitting.
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Page 16: Standard Tightening Torque
Foreword Standard tightening torque Standard tightening torque Standard tightening torque table (when using torque wrench) a In the case of metric nuts and bolts for which there is no special instruction, tighten to the torque given in the table below. Tightening torque Thread diameter Width across... - Page 17 Foreword Standard tightening torque Table of tightening torques for flared nuts a In the case of flared nuts for which there is no special instruction, tighten to the torque given in the table below. Thread diameter Width across flats Tightening torque 59 –...
- Page 18 Foreword Standard tightening torque Tightening torque for 102 and 114 engine series 1) Bolt and nuts Use these torques for bolts and nuts (unit: mm) of Cummins Engine. Thread diameter Tightening torque 10 ± 2 1.02 ± 0.20 24 ± 4 2.45 ±...
- Page 19 Foreword Electric wire code Electric wire code In the wiring diagrams, various colors and symbols are employed to indicate the thickness of wires. This wire code table will help you understand WIRING DIAGRAMS. Example: 5WB indicates a cable having a nominal number 5 and white coating with black stripe. Classification by thickness Copper wire Norminal...
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Page 20: Conversion Table
Foreword Conversion table Conversion table Method of using the conversion table The Conversion Table in this section is provided to enable simple conversion of figures. For details of the method of using the Conversion Table, see the example given below. Example •... - Page 21 Foreword Conversion table Millimeters to Inches 1 mm = 0.03937 in 0.039 0.079 0.118 0.157 0.197 0.236 0.276 0.315 0.354 0.394 0.433 0.472 0.512 0.551 0.591 0.630 0.669 0.709 0.748 0.787 0.827 0.866 0.906 0.945 0.984 1.024 1.063 1.102 1.142 1.181 1.220 1.260...
- Page 22 Foreword Conversion table Liter to U.S. Gallon 1l = 0.2642 U.S. Gal 0.264 0.528 0.793 1.057 1.321 1.585 1.849 2.113 2.378 2.642 2.906 3.170 3.434 3.698 3.963 4.227 4.491 4.755 5.019 5.283 5.548 5.812 6.076 6.340 6.604 6.869 7.133 7.397 7.661 7.925 8.189...
- Page 23 Foreword Conversion table kgm to ft. lb 1 kgm = 7.233 ft. lb 14.5 21.7 28.9 36.2 43.4 50.6 57.9 65.1 72.3 79.6 86.8 94.0 101.3 108.5 115.7 123.0 130.2 137.4 144.7 151.9 159.1 166.4 173.6 180.8 188.1 195.3 202.5 209.8 217.0 224.2...
- Page 24 Foreword Conversion table kg/cm to lb/in 1kg/cm = 14.2233 lb/in 14.2 28.4 42.7 56.9 71.1 85.3 99.6 113.8 128.0 142.2 156.5 170.7 184.9 199.1 213.4 227.6 241.8 256.0 270.2 284.5 298.7 312.9 327.1 341.4 355.6 369.8 384.0 398.3 412.5 426.7 440.9 455.1 469.4...
- Page 25 Foreword Conversion table Temperature Fahrenheit-Centigrade Conversion ; a simple way to convert a Fahrenheit temperature reading into a Centi- grade temperature reading or vice versa is to enter the accompanying table in the center or boldface col- umn of figures. These figures refer to the temperature in either Fahrenheit or Centigrade degrees.
- Page 26 Foreword Units Units In this manual, the measuring units are indicated with Internatinal System of units (SI). As for reference, conventionally used Gravitational System of units are indicated in parentheses { Example: N {kg} Nm {kgm} MPa {kg/cm kPa {mmH2O} kPa {mmHg} kW/rpm {HP/rpm} g/kWh {g/HPh}...
- Page 27 01 General Specification dimension drawing ....01- 2 Working range drawing ........01- 3 Specifications ..........01- 4 Weight table ...........01- 7 Lubricants, fuel and coolant specifications..01- 9 01-1 PC18MR-2...
- Page 28 General Specification dimension drawing Specification dimension drawing Item Unit PC18MR-2 Operating weight Canopy specification 1,855 Bucket capacity 0.044 Komatsu 3D67E-1A Engine model — Diesel engine Rated engine output kW{HP}/rpm 11.2 {15.0} / 2,600 Overall length 3,650 Overall height 2,410 Overall width Min.
- Page 29 General Working range drawing Working range drawing Working range (mm) PC18MR-2 Max. digging radius 4,025 Max. digging depth 2,160 Max. digging height 3,615 Max. vertical wall depth 1,785 Max. dumping height 2,610 Swing radius of work equipment 1,670 <Values in ( ) are boom swing radii>...
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Page 30: Specifications
General Specifications Specifications PC18MR-2 Machine model Canopy specification Serial number 15001 and up Bucket capacity 0.044 1,855 Operating weight [1,940] Max. digging depth 2,160 Max. vertical wall depth 1,785 Max. digging reach 4,025 Max. reach at ground level 3,935 Max. digging height 3,615 Max. - Page 31 This as a preview PDF file from best-manuals.com Download full PDF manual at best-manuals.com...