Yanmar C50R-3C Crawler Carrier Service Manual

Description

Yanmar C50R 3C Crawler Carrier Service Manual – PDF DOWNLOAD

YANMAR C50R-3C CRAWLER CARRIER SERVICE MANUAL:

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DESCRIPTION:

Yanmar C50R 3C Crawler Carrier Service Manual – PDF DOWNLOAD

• This service manual is intended for service engineers who maintain the YANMAR construction machinery, and describes the specifications, maintenance procedures of individual machine sections, and operational precautions.
• Read this manual carefully and become familiar with your YANMAR machinery so that you will be able to quickly and accurately maintain and keep it in perfect working order throughout its life.
• The dimensions and other values referred to in this manual are for your reference in servicing, and should not be considered as the values stipulated in the Inspection Standard.
• This manual represents the most up-to-date information at the time of publication and is subject to change without notice to reflect specification changes for performance improvement or technological advancement, and/or correction of typographical errors.
• If you find any discrepancies between your machine and the information in this manual, obtain the most up-to-date information from our Customer Service Group.
• You will be informed of major improvements and specification changes by delivery of the revised version of this manual.

TABLE OF CONTENTS:

Yanmar C50R 3C Crawler Carrier Service Manual – PDF DOWNLOAD

Cover....................................................................  1
FOREWORD.................................................................  3
Contents
................................................................  5
Chapter 1　GENERAL CAUTIONS FOR MAINTENANCE WORK..........................  7
	1-1. Correct Work....................................................  9
	1-2. Safety Precautions..............................................  9
	1-3. Preparations.................................................... 15
	1-4. Cautions for Disassembly and Reassembly......................... 15
	1-5. Cautions for Removal and Installation of Hydraulic Equipment.... 16
	1-6. Cautions for Removal and Installation of Hydraulic Piping....... 16
	1-7. Cautions for Handling Seals..................................... 17
	1-8. Correct Installation of Hydraulic Hose.......................... 18
	1-9. Types of Hydraulic Hoses........................................ 19
	1-10. How to Release Air from HydraulicUnits......................... 20
		1-10-1. Releasing Air from the HST System........................ 20
		1-10-2. Releasing Air from HydraulicCylinder..................... 20
Chapter 2　TECHNICAL DATA................................................. 21
	2-1. Specifications..................................................  0
	2-2. Outside Drawing................................................. 28
	2-3. Hydraulic Circuit Diagram....................................... 31
	2-4. E lectrical Circuit Diagram..................................... 33
	2-5. Main Parts Mass Chart........................................... 35
Chapter 3　SERVICING STANDARDS............................................ 37
	3-1. Machine Performance.............................................  0
		3-1-1. Reference Value Table.....................................  0
		3-1-2. Expendables...............................................  0
		3-1-3. Methods for Inspecting Performance........................ 40
	3-3. Servicing Standards for Parts of Undercarriage.................. 42
	3-4. Control Equipment............................................... 44
	3-5. Hydraulic Equipment............................................. 44
		3-5-1. Hydraulic Cylinder........................................ 44
	3-6. Working Equipment............................................... 45
	3-7. Tightening Torque Table......................................... 46
		3-7-1. Tightening Torque for Bolts and Nuts for Vehicle.......... 46
		3-7-2. Tightening Torque for Bolts and Nuts for Engine........... 48
Chapter 4　ENGINE SERVICING PROCEDURE..................................... 53
Chapter 5　STRUCTURE AND OPERATING PRINCIPLES............................. 55
	5-1. Components and Names............................................ 57
	5-2. Power Transmission Mechanism.................................... 57
	5-3. Electrical Equipment of the Machine............................. 58
		5-3-1. Parts Layout of Electrical Equipment...................... 58
	5-4. Explanation of starting and stopping engine circuit............. 63
	5-5. Explanation of charging and generation.......................... 63
	5-6. Parts Layout of the Hydraulic Equipment......................... 64
Chapter 6　HYDRAULIC SYSTEM............................................... 67
	6-1. Outline......................................................... 69
	6-3. Hydraulic Pump.................................................. 73
	6-4. Gear Pump.......................................................127
	6-5. Travel Motor....................................................133
	6-6. Swing Motor.....................................................158
	6-7. Control Valve...................................................179
	6-8. Remote Control Valve............................................194
	6-9. Swivel Selector.................................................212
	6-10. Swivel Joint...................................................216
	6-11. Dump Cylinder (Standard Type)..................................222
	6-12. Dump Cylinder (Swing Wagon Type)...............................224
	6-13. Pressure Adjustments...........................................228
	6-14. Precautions in Case ofHydraulic Source Failures................232
Chapter 7　SERVICE PROCEDURES FOR INDIVIDUAL COMPONENTS...................235
	7-1. Engine Related Components.......................................237
		7-1-1. Radiator and Fan Belt.....................................237
		7-1-2. Fuel Tank.................................................239
	7-2. Electrical Equipments...........................................240
		7-2-1. Electrical Instruments and Names..........................240
		7-2-2. Monitoring and Alarm System...............................241
	7-3. Undercarriage...................................................247
		7-3-1. Removing and Installing the Crawler.......................247
		7-3-2. D isassembly and Assembly theTravel Motor.................249
		7-3-3. D isassembly and Assembly theIdler........................251
		7-3-4. D isassembly and Assembly theCarrier Roller...............254
		7-3-5. Disassembly and Assembly the Track Roller.................256
		7-3-6. Installing the Floating Seal..............................265
		7-3-7. D isassembly and Assembly theShoe Tension Cylinder........266
	7-4. Control System..................................................268
		7-4-1. Travel Lever and Lock Lever...............................268
		7-4-2. Dump Lever................................................270
	7-5. Hydraulic System................................................272
		7-5-1. HST Pumping Section.......................................272
		7-5-2. Control ValvesControl valves are used to control..........276
		7-5-3. D isassembly and Assembly theDump Cylinder................277
		7-5-4. Hydraulic Oil Tank........................................278
	7-6. Riggings........................................................280
		7-6-1. Wagon.....................................................280
		7-6-2. Cabin.....................................................283
		7-6-3. Canopy....................................................288
	7-7. Swing Wagon.....................................................292
		7-7-1. Disassembly and Assembly the Swing Motor..................292
		7-7-2. Hydraulic System..........................................294
		7-7-3. Riggings..................................................298
	7-8. Moving in Emergency.............................................299
Chapter 8  PERIODIC INSPECTION AND SERVICING.............................302
	8-1. List of Periodic Inspection and Servicing.......................304
Chapter 9  FUEL, LUBE OIL AND GREASE RECOMMENDED.........................306
	9-1. Fuel, Lube Oil and Grease Recommended...........................308
Chapter 10 TROUBLESHOOTING...............................................310
	10-1. Troubleshooting................................................312
	10-2. HST Troubleshooting............................................320
Chapter 11 OPTION........................................................324
	11-1. Air conditioner................................................326
		11-1-1. Compressor Assembly......................................326
		11-1-2. Condenser Assembly.......................................327
		11-1-3. Air conditioner unit Assembly............................328
WORKSHOP MANUAL..........................................................332
	General Information..................................................333
		General Information..............................................333
			Contents.....................................................333
			General Information..........................................334
	Engine...............................................................345
		Engine Mechanical(4JJ1)..........................................345
			Contents.....................................................345
			Isuzu Diesel Engine (4JJ1)...................................347
			Engine Foot..................................................354
			Cylinder Head Cover..........................................357
			Intake Manifold..............................................361
			Exhaust Manifold.............................................365
			Timing Gear Train............................................370
			Camshaft ASM.................................................380
			Rocker Arm Shaft ASM.........................................388
			Valve Stem Seal, Valve Spring................................393
			Cylinder Head................................................397
			Piston, Connecting Rod.......................................421
			Flyweel......................................................432
			Gear Case ASM................................................436
			Crankshaft Front Oil Seal....................................439
			Crankshaft Rear Oil Seal.....................................443
			Crankshaft...................................................447
			Cylinder Block...............................................457
			Lubrication System...........................................461
			Oil Filter ASM...............................................464
			Oil Port Cover ASM...........................................466
			Oil Cooler...................................................467
			Oil Relief Valve.............................................471
			Crankcase, Oil Pan...........................................474
			Oil Pump.....................................................479
			Oil Pressure Switch..........................................486
		Cooling System...................................................489
			Contents.....................................................489
			Cooling System...............................................490
			Water Pump...................................................497
			Thermostat...................................................502
			Drive Belt...................................................504
			Fan Clutch, Cooling Fan......................................506
		Fuel System......................................................507
			Contents.....................................................507
			Fuel System..................................................508
			Fuel Filter ASM..............................................515
			Fuel Filter Element..........................................516
			Fuel Injector................................................517
			Common Rail..................................................522
			Fuel Supply Pump.............................................526
			Gauze filter.................................................536
			Electomagnetic Pump Filter...................................537
		Engine Electrical................................................539
			Contents.....................................................539
			Service Precautions..........................................540
			Charging System..............................................541
			Generator....................................................543
			Starting System..............................................552
			Starter......................................................554
			Preheating System............................................560
		Exhaust System and Turbochager...................................563
			Contents.....................................................563
			EGR System...................................................564
			EGR Cooler...................................................565
			Exhaust System...............................................569
			Turbocharger.................................................570
			Measurement Tool.............................................571
			Other Material...............................................571

PLEASE NOTE:

• This is the SAME manual used by the dealers to troubleshoot any faults in your vehicle. This can be yours in 2 minutes after the payment is made.
• Contact us at [email protected] should you have any queries before your purchase or that you need any other service / repair / parts operators manual.

SK