Komatsu 72-2, 75-2, 78-1, 84-2 Series Diesel Engine Shop Manual – PDF DOWNLOAD

Description

Komatsu 72-2, 75-2, 78-1, 84-2 Series Diesel Engine Shop Manual

FILE DETAILS:

Komatsu 72-2, 75-2, 78-1, 84-2 Series Diesel Engine Shop Manual

Brands: Komatsu
Equipment Type: Diesel Engine
Manuals Type: Shop Manual
Machine Model:  72-2 Series, 75-2 Series, 78-1 Series, 84-2 Series Diesel Engine
Book Code: SEBM002400
Language: English
Pages: 262
File Format: Portable Document Format (PDF)

KOMATSU 72-2, 75-2, 78-1, 84-2 SERIES DIESEL ENGINE SHOP MANUAL – PDF DOWNLOAD:

IMAGES PREVIEW OF THE MANUAL:

DESCRIPTION:

Komatsu 72-2, 75-2, 78-1, 84-2 Series Diesel Engine Shop Manual

FOREWORD:

GENERAL:

• This shop manual has been prepared as an aid to improve the quality of repairs by giving the servicemen an accurate understanding of the product 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.
• This shop manual mainly contains the necessary technical information for operations performed in a service workshop. For ease of understanding, the manual is divided into the following chapters; these chapters are further divided into the each main group of components.

STRUCTURE AND FUNCTION:
This section explains the structure and function of each component. It serves not only to give an understanding of the structure, but also serves as reference material for troubleshooting.
TESTING AND ADJUSTING:
This section explains checks to be made before and after performing repairs, as well as adjustments to be made at completion of the checks and repairs. Troubleshooting charts correlating “Problems” to “Causes” are also included in thissection.
DISASSEMBLY AND ASSEMBLY:
This section explains the order to be followed when removing, installing, disassembling or assembling each component, as well as precautions to be taken for these operations.
MAINTENANCE STANDARD :
This section gives the judgement standards when inspecting disassembled parts.

TABLE OF CONTENTS:

Komatsu 72-2, 75-2, 78-1, 84-2 Series Diesel Engine Shop Manual

COVER...................................................................  1
CONTENTS................................................................  2
10 GENERAL.............................................................. 17
	1. EXTERNAL VIEWS................................................... 18
	2. SPECIFICATIONS................................................... 19
	3. CROSS SECTIONAL VIEWS............................................ 23
	4. DIMENSIONS....................................................... 25
20 BASIC ENGINE......................................................... 34
	1. CYLINDER BLOCK................................................... 35
	2. CYLINDER HEAD.................................................... 40
	3. PISTON AND PISTON PINS........................................... 47
	4. CONNECTING ROD................................................... 51
	5. CRANKSHAFT AND MAIN BEARING...................................... 54
	6. CAMSHAFT AND TAPPETS............................................. 57
	7. TIMING GEAR...................................................... 60
	8. FLYWHEEL......................................................... 62
	9. SERVICE DATA..................................................... 64
	10. OVER-SIZE AND UNDER-SIZE PARTS.................................. 72
30 FUEL INJECTION EQUIPMENT............................................. 73
	1. FUEL SUPPLY SYSTEM............................................... 74
	2. DISASSEMBLY, REASSEMBLY AND INSPECTION OF GOVERNOR............... 86
	3. DISASSEMBLY, REASSEMBLY AND INSPECTION OF FUEL INJECTION PUMP.... 96
	4. ADJUSTMENT OF FUEL INJECTION PUMP AND GOVERNOR...................111
	5. FUEL FEED PUMP...................................................120
	6. FUEL INJECTION NOZZLE............................................122
	7. TROUBLESHOOTING..................................................128
	8. TOOLS............................................................130
	9. FUEL FILTER......................................................132
	10. AIR VENTING SYSTEM..............................................132
	11. SERVICE DATA....................................................133
40 LUBRICATING SYSTEM...................................................140
	1. LUBRICATION SYSTEM...............................................141
	2. LUBE OIL PUMP....................................................143
	3. LUBE OIL FILTER & OIL PRESSURE CONTROL VALVE.....................146
	4. OIL COOLER.......................................................148
	5. PISTON COOLING NOZZLE............................................149
	6. SERVICE DATA.....................................................150
50 COOLING SYSTEM.......................................................152
	1. COOLING SYSTEM...................................................153
	2. RADIATOR.........................................................153
	3. RADIATOR FAN BELT................................................154
	4. THERMOSTAT.......................................................155
	5. COOLING WATER PUMP...............................................156
	6. SERVICE DATA.....................................................158
60 AIR INDUCTION SYSTEM AND TURBOCHAGER.................................160
	1. AIR CLEANER......................................................161
	2. TURBOCHARGER.....................................................163
70 ELECTRICAL SYSTEM....................................................177
	1. WIRING DIAGRAM...................................................178
	2. STARTER MOTOR....................................................191
	3. CHARGING EQUIPMENT...............................................206
	4. STARTING AIDS....................................................217
	5. BATTERY..........................................................219
	6. SERVICE DATA.....................................................222
80 DISASSEMBLY AND REASSEMBLY...........................................224
	1. DISASSEMBLY AND REASSEMBLY PRECAUTIONS...........................225
	2. DISASSEMBLY AND REASSEMBLY TOOLS.................................226
	3. DISASSEMBLY AND REASSEMBLY.......................................233
	4. BOLT/NUT TIGHTENING TORQUE.......................................246
	5. TROUBLESHOOTING..................................................247
	6. IDENTIFICATION OF PARTS FOR EACH APPLICATION.....................253
	7. CONVERSION TABLE.................................................254
90 TESTING AND ADJUSTING DATA...........................................256
	TESTING AND ADJUSTING DATA..........................................257
	FUEL INJECTION SPECIFICATIONS.......................................262

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.