This Komatsu 125-2 Diesel Engine 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 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 (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.
APPLICABLE MODELS :
Engine: 6D125-2;
Machine: D53A-17, D53P-17, D58E-1, D58P-1
Engine: 6D125-2;
Machine: D65E-12, D70LE-12
Engine: S6D125-2;
Machine: D60P-12, D65P-12, D65EX-12, D65PX-12
Engine: S6D125-2;
Machine: D75S-5
Engine: 6D125-2;
Machine: D85A-21, D85A-21B, D85A-21D, D85A-21S
Engine: 6D125-2;
Machine: D85P-21, D85C-21
Engine: 6D125-2;
Machine: D85E-SS-2, D85E-SS-2A
Engine: 6D125-2;
Machine: D87E-2, D87P-2, LW250-5, CS210-1,
Engine: 6D125-2;
Machine: FD250-2, FD400-2, EG220BS-2, DCA-220SSK
Engine: SA6D125-2;
Machine: PC400-6C, PC400LC-6
Engine: SA6D125-2;
Machine: HD255-5
Engine: SA6D125-2;
Machine: WA470-3, WA450-3 (USA)
Engine: SA6D125-2;
Machine: BR500JG-1, FD, 430-2, EG300BS-5
Engine: SA6D125-2;
Machine: DCA300BS-5, DCA-300SPK, J6D125E-G1-2
Engine: SAA6D125-2;
Machine: PC400-6, PC450-6, PC400AC-6
Engine: SAA6D125-2;
Machine: BR550JG-1, SAA6D125-P400
TABLE OF CONTENTS :
01 GENERAL
APPLICABLE MACHINE
SPECIFICATIONS
GENERAL ASSEMBLY DRAWING
ENGINE PERFORMANCE CURVE
WEIGHT TABLE
11 STRUCTURE AND FUNCTION
GENERAL STRUCTURE
INTAKE AND EXHAUST SYSTEM
ENGINE BODY
LUBRICATION SYSTEM
FUEL SYSTEM
COOLING SYSTEM
ELECTRICAL SYSTEM
ACCESSORY
12 TESTING AND ADJUSTING
ADJUSTING ENGINE SPEED SENSOR
ENGINE BODY
FUEL SYSTEM
PERFORMANCE TEST
TROUBLESHOOTING
TESTING AND ADJUSTING TOOL LIST
TESTING AND ADJUSTING DATA
13 DISASSEMBLY AND ASSEMBLY
DISASSEMBLY
ASSEMBLY
14 MAINTENANCE STANDARD
TURBOCHARGER
CYLINDER HEAD
VALVE AND VALVE GUIDE
ROCKER ARM SHAFT
CROSSHEAD
CYLINDER BLOCK
CYLINDER LINER
CRANKSHAFT
CAMSHAFT
CAM FOLLOWER AND PUSH ROD
TIMING GEAR
PISTON,PISTON RING AN PISTON PIN
CONNECTING ROD
VIBRATION DAMPER
FLYWHEEL AND FLYWHEEL HOUSING
WATER PUMP AND THERMOSTAT
OIL COOLER
OIL PUMP
MAIN RELIEF VALVE
REGULATOR VALVE AND SAFETY VALVE
AIR COMPRESSOR
15 REPAIR AND REPLACEMENT OF PARTS
REPLACING VALVE SEAT INSERTS
REPLACING NOZZLE HOLDER SLEEVE
REPLACING VALVE GUIDE
REPLACING CROSS HEAD GUIDE
GRINDING THE VALVE
GRINDING OF FITTING FACE OF CYLINDER HEAD
REPLACING CAM BUSHING
REPLACING CAM GEAR
REPLACING FLYWHEEL RING GEAR
PRESSURE TEST
REPLACING ENGINE REAR SEAL
REPLACING CONNECTING ROD SMALL END BUSHING
REPLACING MAIN BEARING CAP
GRINDING CRANKSHAFT
REPLACING WEAR SLEEVE (WHEN EQUIPPED WITH SLEEVE)
File Type : PDF
Compatible : All Versions of Windows & Mac
Language : English
Requirements : Adobe PDF Reader
File Size : 20.5 MBytes
Total pages : 366
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 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. In addition, this section may contain hydraulic circuit diagrams, electric circuit diagrams, and maintenance standards.
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" with "Causes" are also included in this section.
DISASSEMBLY AND ASSEMBLY
This section explains the procedures for removing, installing, disassembling and assembling each component, as well as precautions for them.
MAINTENANCE STANDARD
This section gives the judgment standards for inspection of disassembled parts.
The contents of this section may be described in STRUCTURE AND FUNCTION.
OTHERS
This section mainly gives hydraulic circuit diagrams and electric circuit diagrams.
In addition, this section may give the specifications of attachments and options together.
Completly bookmarked and complete searcheble so you can easily find what you are looking for. This is the same Repair Service manual your local dealer will use when doing a repair. These are real files not scans. Complete Manuals in PDF format
This manual PDF download contains specs, diagrams, actual real photo illustrations, and schemes. In addition to space savings, nice thing about having PDF files instead of a hard-printed manual is that you can use the Search feature in Acrobat to find just what your looking for and just print out the exact pages you need or all manual.
Komatsu 125-2 Series Diesel Engine Shop Manual - SEBM006410.pdf