Komatsu TNV Series Diesel Engine Service Repair Shop Manual - WEBMTNV000
Komatsu TNV Series Diesel Engine Service Repair Shop Manual - WEBMTNV000
This service repair workshop manual has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the products and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to full effect at every opportunity
APPLICABLE MODELS :
3D82AE SERIES 3D84E SERIES 3D88E SERIES 4D88E SERIES 4D98E SERIES 4D106 SERIES S4D84E SERIES S4D98E SERIES S4D106 SERIES
1. General 2. Inspection and Adjustment 3. TROUBLESHOOTING 4. Disassembly, Inspection and Reassembly of Engines 5. LUBRICATION SYSTEM 6. COOLING SYSTEM 7. FUEL INJECTION PUMP/GOVERNOR 8. TURBOCHAGER: Disassembly, inspection and reassembly 9. STARTING MOTOR 10. ALTERNATOR 11. ELECTRIC WIRING 12. SERVICE STANDARDS 13. TIGHTENING TORQUE for BOLTS and NUTS
MANUAL SPECIFICATION :
File Format : PDF Language : English Printable : Yes Searchable : Yes Bookmarked : Yes Product Code : WEBMTNV000 Total pages : 280
This (OEM) Komatsu Shop Manual has detailed illustrations as well as step by step instructions, It is 100 percents complete and intact. they are specifically written for the do-it-yourself-er as well as the experienced mechanic. With step by step instruction & highly detailed exploded pictures & diagrams to show you how to complete the required job correctly & efficiently Using. Provides step-by-step instructions based on the complete dis-assembly of the machine. It is this level of detail, along with hundreds of photos and illustrations, that guide the reader through each service and repair procedure. Complete download comes in pdf format which can work under all PC based windows operating system and Mac also, All pages are printable. Using this repair manual is an inexpensive way to keep your vehicle working properly.
This page sometime can be found use following keyword : service manual, repair manual, workshop manual, technical manual, owner manual, maintenance manual, operating manual, parts manual. Please make sure you read and understand the title of this manual before decided to buy.
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COVER 1. General 1.1 Engine Nomenclature 1.2 Specifications 1.3 Fuel Oil, Lubricating Oil and Coolant Water 1.3.1 Fuel oil 1.3.2 Lubricating oil 1.3.3 Coolant water 1.4 Engine External Views 1.5 Structural Description 1.6 Exhaust gas emission regulation 1.6.1 The Emission Standard in USA 1.6.2 Engine identification 1.6.3 Guarantee Conditions for the EPA Emission Standard
2. Inspection and Adjustment 2.1 Periodic Maintenance Schedule 2.2 Periodic Inspection and Maintenance Procedure 2.2.1 Check before Daily Operation 2.2.2 inspection after initial 50 hours operation 2.2.3 Inspection every 50 hours 2.2.4 Inspection every 250 hours or 3 months 2.2.5 Inspection every 500 hours or 6 months 2.2.6 Inspection every 1,000 hours or one year 2.2.7 Inspection every 2000 hours or 2 years 2.3 Adjusting the no-load maximum or minimum speed 2.4 Sensor Inspection 2.4.1 Oil pressure switch 2.4.2 Thermo switch 2.5 Water leak check in cooling water system 2.6 Radiator cap inspection 2.7 Thermostat Inspection 2.8 Adjusting Operation 2.9 Long storage
3. TROUBLESHOOTING 3.1 Preparation before troubleshooting 3.2 Quick Reference Table for Troubleshooting 3.3 Troubleshooting by measuring Compression Pressure
4. Disassembly, Inspection and Reassembly of Engines 4.1 Complete disassembly and reassembly 4.1.1 Introduction 4.1.2 Special service tools 4.1.3 Complete disassembly 4.1.4 Precautions before and during reassembly 4.1.5 Adjusting operation 4.2 Cylinder Head: Disassembly, Inspection and Reassembly 4.2.1 Components (2-valve cylinder head) 4.2.2 Disassebly procedure: 4.2.3 Reassembly procedure: 4.2.4 Servicing points 4.2.5 Parts Inspection and measurement 4.2.6 Valve seat correction 4.2.7 Valve guide replacement 4.2.8 Valve stem seal replacement 4.3 Gear Train and Camshaft 4.3.1 Components 4.3.2 Disassembly procedure: 4.3.3 Reassembly procedure: 4.3.4 Servicing points 4.3.5 Parts inspection and measurement 4.3.6 Oil seal replacement (Gear case side) 4.3.7 Camshaft bushing replacement 4.4 Cylinder Block 4.4.1 Components 4.4.2 Disassembly procedure: 4.4.3 Reassembly procedure: 4.4.4 Servicing points 4.4.5 Parts inspection and measurement 4.4.6 Cylinder bore correction 4.4.7 Piston pin bushing replacement 4.4.8 Oil seal replacement (Flywheel housing side)
5. LUBRICATION SYSTEM 5.1 Lubrication System Diagram 5.2 Trochoid Pump Components 5.3 Disassembly(Reverse the procedure below for assembly) 5.4 Servicing Points 5.5 Parts Inspection and Measurement 5.5.1 Trochoid pump inspection and measurement
6. COOLING SYSTEM 6.1 Cooling Water System 6.2 Cooling Water Pump Components 6.3 Disassembly (Reverse the procedure below for assembly) 6.4 Servicing Points
8. TURBOCHAGER: Disassembly, inspection and reassembly 8.1 Structure and Functions 8.1.1 Main specifications 8.1.2 Construction 8.1.3 Structural and functional outline 8.1.4 Components 8.2 Service Standards and Tightening Torque 8.2.1 Service standards 8.2.2 Tightening torque 8.3 Periodic Inspection Procedure 8.3.1 Periodic inspection intervals 8.3.2 Inspection procedure 8.3.3 Waste gate valve adjustment procedure 8.4 Disassembly Procedure 8.4.1 Preparation for disassembly 8.4.2 Inspection before disassembly 8.4.3 Disassembly 8.5 Washing and Inspection procedure 8.5.1 Washing 8.5.2 Inspection procedure 8.6 Reassembly Procedure 8.6.1 Preparation for reassembly 8.6.2 Reassembly 8.7 Handling after Disassembly and Reassembly 8.7.1 Instructions for turbocharger installation 8.8 Troubleshooting 8.8.1 Excessively exhaust smoke 8.8.2 White smoke generation 8.8.3 Sudden oil decrease 8.8.4 Decrease in output 8.8.5 Poor (slow) response (starting) of turbocharger 8.8.6 Abnormal sound or vibration
9. STARTING MOTOR 9.1 For 4TNV94L/ 98 9.1.1 Specifications 9.1.2 Components 9.1.3 Troubleshooting 9.1.4 Names of parts and disassembly procedure 9.1.5 Inspection and Maintenance 9.1.6 Service standards 9.1.7 Assembly 9.1.8 Characteristic test 9.2 For 4TNV106(T) 9.2.1 Specifications 9.2.2 Congiguration drawing 9.2.3 Troubleshooting 9.2.4 Component names and disassembly procedure 9.2.5 Disassembly procedure 9.2.6 Inspection and maintenance 9.2.7 Assembly 9.2.8 Adjustment 9.2.9 Service standards
10. ALTERNATOR 10.1 The 40A Alternator for 3TNV84 and other models 10.1.1 Components 10.1.2 Specifications 10.1.3 Wiring diagram 10.1.4 Standard output characteristics 10.1.5 Inspection 10.1.6 Troubleshooting
11. ELECTRIC WIRING 11.1 Electric Wiring Diagram 11.2 PRECAUTION ON ELECTRIC WIRING 11.2.1 Alternator 11.2.2 Starter 11.2.3 Current limiter 11.2.4 Section area and resistance of electric wire
12. SERVICE STANDARDS 12.1 Engine Tuning 12.2 Engine Body 12.2.1 Cylinder head 12.2.2 Gear train and camshaft 12.2.3 Cylinder block 12.3 Lubricating Oil System (Trochoid Pump)
13. TIGHTENING TORQUE for BOLTS and NUTS 13.1 Tightening Torques for Main Bolts and Nuts 13.2 Tightening Torques for Standard Bolts and Nuts