Komatsu 140-3 Series Diesel Engine Service Repair Shop Manual - SEBM022210

This service repair workshop manual PDF download has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the 140-3 Series Komatsu Diesel Engine 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 :

Engine Model : SA6D140E-3
Komatsu D155AX-5 Bulldozer - S/N: 110001 – 112349
Komatsu D155AX-5 Bulldozer - S/N: 112350 and up
Komatsu PC600-6 Hydraulic excavator
Komatsu WA500-3 Wheel loader
Komatsu DCA400SSK Generator

Engine Model : SAA6D140E-3
Komatsu HD325-6 Dump truck
Komatsu HM350-1 Articulated dump truck
Komatsu HM350-1 (–40°C spec.) Articulated dump truck
Komatsu HM400-1 Articulated dump truck
Komatsu PC750-6, PC750LC-6, PC750-7 Hydraulic excavator
Komatsu PC800-6, PC800-7 Hydraulic excavator
Komatsu PC1800-6 (USA) Hydraulic excavator

Engine Model : SDA6D140E-3
Komatsu D275A-5 Bulldozer
Komatsu D275AX-5 Bulldozer


TABLE OF CONTENTS :

- FOREWARD
- GENERAL
- STRUCTURE AND FUNCTION
- MAINTENANCE STANDARD
- TESTING AND ADJUSTING
- DISASSEMBLY AND ASSEMBLY
- REPAIR AND REPLACEMENT OF PARTS


MANUAL SPECIFICATION :

File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
Product Code : SEBM022210
Total Pages : 356


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 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 judgements. Make sure you understand the contents of this manual and use it to full effect at every opportunity. This is a must for the Do-It-Yourselfer! Saving Yourself $$$$$$ In Service Repair And Maintenance Costs !!!!

This manual PDF download contains specs, diagrams, actual real photo illustrations, and schemes. In addition to space savings, nice thing about having completly searcheble PDF files instead of a hard-printed manual is that you can use the Search feature in your PDF reader software (Adobe Acrobat) to find just what your looking for and just print out the exact pages you need or all manual easily. This is the same Repair Service manual your local dealer will use when doing a repair.

Instant Download means there is NO shipping costs or waiting for a CD or paper manual to arrive in the mail! You will receive this manual TODAY via Instant Download on completion of payment via our secure payment processor. We accept ALL major credit/debit cards/paypal.

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Komatsu 140-3 Series Diesel Engine Repair Manuals PDF Download
Komatsu 140-3 Series Diesel Engine Workshop Manual PDF Download
Komatsu 140-3 Series Diesel Engine Shop Manual PDF Download
Komatsu 140-3 Series Diesel Engine Factory Service Manual PDF Download
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Komatsu 140-3 Series Diesel Engine OEM Manual PDF Download

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01 GENERAL
- OUTLINE
- SPECIFICATIONS
- OVERALL DRAWING
- WEIGHT TABLE
- ENGINE PERFORMANCE CURVE

11 STRUCTURE AND FUNCTION,MAINTENANCE STANDARD
- INTAKE,EXHAUST SYSTEM
- - INTAKE,EXHAUST EQUIPMENT
- - AIR CLEANER
- - TURBOCHARGER
- - AFTERCOOLER
- ENGINE
- - CYLINDER HEAD
- - CYLINDER BLOCK
- - CYLINDER LINER
- - MAIN MOVING PARTS
- - CRANKSHAFT
- - CAMSHAFT
- - CAM FOLLOWER AND PUSH ROD
- - PISTON・PISTON RING・PISTON PIN
- - CONNECTING ROD
- - FLYWHEEL,FLYWHEEL HOUSING
- - VIBRATION DAMPER
- - TIMING GEAR
- - VALVE SYSTEM
- - VALVE,VALVE GUIDE
- - ROCKER ARM AND SHAFT
- - CROSSHEAD AND GUIDE
- LUBRICATION SYSTEM
- - LUBRICATION SYSTEM DIAGRAM
- - OIL PUMP
- - OIL FILTER
- - OIL COOLER
- FUEL SYSTEM
- - FUEL SYSTEM DIAGRAM
- - OUTLINE OF CRI SYSTEM
- - FUEL PIPING
- - FUEL COOLER
- - FUEL FILTER
- COOLANT SYSTEM
- - COOLING SYSTEM DIAGRAM
- - WATER PUMP
- - THERMOSTAT
- - CORROSION RESISTOR
- - COOLING FAN DRIVE
- ACCESSORIES
- - FRONT PTO
- - AIR COMPRESSOR
- - EXHAUST BRAKE
- ELECTRICAL COMPONENTS
- - ALTERNATOR
- - STARTING MOTOR
- - STARTING AID

12 TESTING AND ADJUSTING
- STANDARD VALUE TABLE FOR TESTING,ADJUSTING,AND TROUBLESHOOTING
- STANDARD VALUE TABLE FOR ELECTRICAL RELATED PARTS
- TOOLS FOR TESTING,ADJUSTING,AND TROUBLESHOOTING
- MEASURING INTAKE AIR PRESSURE(BOOST PRESSURE)
- MEASURING EXHAUST TEMPERATURE
- ADJUSTING VALVE CLEARANCE
- MEASURING COMPRESSION PRESSURE
- MEASURING BLOW-BY PRESSURE
- MEASURING OIL PRESSURE
- HANDLING EQUIPMENT IN FUEL CIRCUIT
- RELEASING REMAINING PRESSURE IN FUEL SYSTEM
- MEASURING FUEL PRESSURE
- REDUCED CYLINDER MODE OPERATION
- BLEEDING AIR FROM FUEL SYSTEM
- CHECK FOR LEAKAGE IN FUEL SYSTEM
- ADJUSTING SPEED SENSOR
- TESTING AND ADJUSTING ALTERNATOR BELT TENSION
- TESTING AND ADJUSTING FAN BELT TENSION
- HANDLING CONTROLLER HIGH VOLTAGE CIRCUIT
- RUN-IN STANDARD
- PERFORMANCE TEST STANDARDS
- TROUBLESHOOTING OF ENGINE SYSTEM(S MODE)
- - POINTS TO REMEMBER WHEN TROUBLESHOOTING
- - METHOD OF USING TROUBLESHOOTING CHARTS
- - S-1 STARTING PERFORMANCE IS POOR(STARTING ALWAYS TAKES TIME)
- - S-2 ENGINE DOES NOT START
- - S-3 ENGINE DOES NOT PICK UP SMOOTHLY(FOLLOW-UP IS POOR)
- - S-4 ENGINE STOPS DURING OPERATIONS
- - S-5 ENGINE DOES NOT ROTATE SMOOTHLY(HUNTING)
- - S-6 ENGINE LACKS OUTPUT(OR LACKS POWER)
- - S-7 EXHAUST SMOKE IS BLACK(INCOMPLETE COMBUSTION)
- - S-8 OIL CONSUMPTION IS EXCESSIVE(OR EXHAUST SMOKE IS BLUE)
- - S-9 OIL BECOMES CONTAMINATED QUICKLY
- - S-10 FUEL CONSUMPTION IS EXCESSIVE
- - S-11 OIL IS IN COOLING WATER(OR WATER SPURTS BACK,OR WATER LEVEL GOES DOWN)
- - S-12 OIL PRESSURE CAUTION LAMP LIGHTS UP(DROP IN OIL PRESSURE)
- - S-13 OIL LEVEL RISES(WATER,FUEL IN OIL)
- - S-14 WATER TEMPERATURE BECOMES TOO HIGH(OVERHEATING)
- - S-15 ABNORMAL NOISE IS MADE
- - S-16 VIBRATION IS EXCESSIVE
- TROUBLESHOOTING OF ELECTRICAL SYSTEM(E MODE)
- - POINTS TO REMEMBER WHEN TROUBLESHOOTING
- - METHOD OF USING TROUBLESHOOTING FLOWCHART
- - ERROR CODE DISPLAYS AND POINTS TO REMEMBER WHEN TROUBLESHOOTING
- - ACTION TAKEN BY CONTROLLER AND CONDITION OF MACHINE WHEN ERROR CODE IS DISPLAYED
- - E-1 ERROR CODE [E-1b] [ABNORMALITY IN NE REVOLUTION SENSOR SYSTEM]
- - E-2 ERROR CODE [E-1C] [ABNORMALITY IN G REVOLUTION SENSOR SYSTEM]
- - E-3 ERROR CODE [E-20] [ABNORMALITY IN MODEL SELECTION SYSTEM]
- - E-4 ERROR CODE [E-22] [OVERRUN]
- - E-5 ERROR CODE [E-23] [OVERHEAT]
- - E-6 ERROR CODE [E-24] [DROP IN OIL PRESSURE]
- - E-7 ERROR CODE [E-30] [ABNORMALITY IN IDLING VALIDATION SIGNAL SYSTEM]
- - E-8 ERROR CODE [E-31] [ABNORMALITY IN THROTTLE SENSOR SYSTEM]
- - E-9 ERROR CODE [E-34] [ABNORMALITY IN WATER TEMPERATURE HIGH-TEMPERATURE SENSOR SYSTEM]
- - E-10 ERROR CODE [E-36] [ABNORMALITY IN OIL PRESSURE SWITCH SYSTEM]
- - E-11 ERROR CODE [E-3C] [ABNORMALITY IN BOOST PRESSURE SENSOR SYSTEM]
- - E-12 ERROR CODE [E-3D] [ABNORMALITY IN FUEL TEMPERATURE SENSOR SYSTEM]
- - E-13 ERROR CODE [E-50] [ABNORMALITY IN PREHEATING RELAY CONNECTING POINT SYSTEM]
- - E-14 ERROR CODE [E-51] [ABNORMALITY IN PREHEAT RELAY COIL SYSTEM]
- - E-15 ERROR CODE [E-54] [SHORT CIRCUIT IN STARTING SWITCH C SYSTEM]
- - E-16 ERROR CODE [E-56] [POWER SOURCE SYSTEM ABNORMALITY 1]
- - E-17 ERROR CODE [E-57] [POWER SOURCE SYSTEM ABNORMALITY 2]
- - E-18 ERROR CODE [E-5A] [ABNORMALITY IN FUEL INJECTION QUANTITY CONTROL SWITCH SIGNAL]
- - E-19 ERROR CODE [E-6A] [ABNORMALITY IN WATER TEMPERATURE LOW-TEMPERATURE SENSOR SYSTEM]
- - E-20 ERROR CODE [E-70] [EXCESS CURRENT IN FUEL SUPPLY PUMP PCV1 SYSTEM]
- - E-21 ERROR CODE [E-71] [EXCESS CURRENT IN FUEL SUPPLY PUMP PCV2 SYSTEM]
- - E-22 ERROR CODE [E-74] [DISCONNECTION IN FUEL SUPPLY PUMP PCV1 SYSTEM]
- - E-23 ERROR CODE [E-75] [DISCONNECTION IN FUEL SUPPLY PUMP PCV2 SYSTEM]
- - E-24 ERROR CODE [E-77] [ABNORMALITY IN COMMON RAIL FUEL PRESSURE SENSOR SYSTEM]
- - E-25 ERROR CODE [E-79] [COMMON RAIL FUEL HIGH PRESSURE ABNORMALITY 1];ERROR CODE [E-7A] [COMMON RAIL FUEL HIGH PRESSURE ABNORMALITY 2]
- - E-26 ERROR CODE [E-7b] [FUEL SUPPLY PUMP NON-FORCE FEED 1];ERROR CODE [E-7C] [FUEL SUPPLY PUMP NON-FORCE FEED 2]
- - E-27 ERROR CODE [E-7d] [ABNORMALITY IN COMMON RAIL FUEL PRESSURE]
- - E-28 ERROR CODE [E-80] [DEFECTIVE CONTROLLER]
- - E-29 ERROR CODE [E-81] [DISCONNECTION IN NO.1 FUEL INJECTOR SYSTEM]
- - E-30 ERROR CODE [E-82] [DISCONNECTION IN NO.2 FUEL INJECTOR SYSTEM]
- - E-31 ERROR CODE [E-83] [DISCONNECTION IN NO.3 FUEL INJECTOR SYSTEM]
- - E-32 ERROR CODE [E-84] [DISCONNECTION IN NO.4 FUEL INJECTOR SYSTEM]
- - E-33 ERROR CODE [E-85] [DISCONNECTION IN NO.5 FUEL INJECTOR SYSTEM]
- - E-34 ERROR CODE [E-86] [DISCONNECTION IN NO.6 FUEL INJECTOR SYSTEM]
- - E-35 ERROR CODE [E-8A] [SHORT CIRCUIT IN NO.1,NO.2,NO.3 FUEL INJECTOR SYSTEM]
- - E-36 ERROR CODE [E-8b] [SHORT CIRCUIT IN NO.4,NO.5,NO.6 FUEL INJECTOR SYSTEM]

13 DISASSEMBLY AND ASSEMBLY
- METHOD OF USING MANUAL
- PRECAUTIONS WHEN CARRYING OUT OPERATION
- SPECIAL TOOL LIST
- GENERAL DISASSEMBLY OF ENGINE
- GENERAL ASSEMBLY OF ENGINE
- PROCEDURE FOR REMOVING AND INSTALLING FUEL SUPPLY PUMP UNIT

15 REPAIR AND REPLACEMENT OF PARTS
- CYLINDER HEAD
- - GRINDING OF FITTING FACE OF CYLINDER HEAD
- - REPLACING VALVE SEAT INSERT
- - PRESSURE TEST
- - REPLACING VALVE GUIDE
- - REPLACING CROSSHEAD GUIDE
- - GRINDING VALVE
- CYLINDER BLOCK
- - REPLACING CAM BUSHING
- - REPLACING CRANKSHAFT GEAR
- - REPLACING CAM GEAR
- - REPLACING FLYWHEEL RING GEAR
- - REPLACING CONNECTING ROD SMALL END BUSHING

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