Komatsu Engine 140E-5 series workshop service manual

Description Komatsu Engine 140E-5 series workshop service manual

Komatsu Engine SAA6D140E-5 series pdf workshop service & repair manual

Technical data, specifications, maintenance, troubleshooting, testing, schematics, adjusting, assembly, disassembly, removal, installation instructions and other information

MANUAL CONTENT:
Index and foreword
Foreword and general information

Specification
Specification and technical data
Outline
General view
Dimensions table
Weight table
Engine performance curves

Structure, function and maintenance standard
Air intake and exhaust unit
Air cleaner
Turbocharger
Aftercooler
Muffler
EGR system
Cylinder head
Cylinder block
Cylinder liner
Main moving parts
Crankshaft
Camshaft
Cam follower and push rod
Piston, piston ring and piston pin
Connecting rod
Flywheel and flywheel housing
Vibration damper
Timing gear
Valve system
Valve and valve guide
Rocker arm and shaft
Crosshead and guide
Lubrication system diagram
Oil pump
EGR oil pump
Oil filter
Oil cooler
CRI system diagram
Outline of CRI system
Structure and operation of CRI system
Structure and operation of component parts
Fuel piping
Fuel cooler
Fuel filter
Priming pump
Electric priming pump
Engine controller cooler
Cooling system diagram
Water pump
Water pump mounting
Thermostat
Corrosion resistor
Cooling fan drive
Front PTO
Alternator
Starting motor
Starting aid
Engine controller

Standard value table
Standard service value table
Standard service value table for testing, adjusting, and troubleshooting
Running-in standard and performance test standard

Testing and adjusting (with EGR)
Testing and adjusting tools list
Sketches of special tools
Testing air boost pressure
Testing exhaust temperature
Adjusting valve clearance
Testing compression pressure
Testing blow-by pressure
Testing engine oil pressure
Testing EGR valve and bypass valve drive oil pressure
Handling fuel system parts
Releasing residual pressure in fuel system
Testing fuel pressure
Reduced cylinder mode operation
No-injection cranking
Testing fuel return rate and leakage
Bleeding air from fuel circuit
Testing fuel system for leakage
Testing and adjusting alternator belt tension
Testing and adjusting fan belt tension
Handling controller high-voltage circuit

Testing and adjusting (EGR-less)
Testing and adjusting tools list
Sketches of special tools
Testing air boost pressure
Testing exhaust temperature
Adjusting valve clearance
Testing compression pressure
Testing blow-by pressure
Testing engine oil pressure
Handling fuel system parts
Releasing residual pressure in fuel system
Testing fuel pressure
Reduced cylinder mode operation
No-injection cranking
Testing fuel return rate and leakage
Bleeding air from fuel circuit
Testing fuel system for leakage
Testing and adjusting alternator belt tension
Testing and adjusting fan belt tension
Handling controller high-voltage circuit

Troubleshooting
General information on troubleshooting
Troubleshooting of mechanical system (S-mode)
Troubleshooting of electrical system (E-mode)

Disassembly and assembly
General information on disassembly and assembly
Disassembly and assembly
General disassembly of engine
General assembly of engine
Removal and installation of fuel supply pump unit (with EGR)
Removal and installation of fuel supply pump unit (EGR-less)
Replacement of oil seal of engine mounted on machine

Repair and replacement of parts
Information related to repair and replacement
Cylinder head
Part names related to cylinder head
Testing and inspection of cylinder head
Pressure test of cylinder head
Replacement of valve guide
Replacement of valve seat insert
Replacement of crosshead guide
Repair of cylinder head mounting face by grinding
Repair of valve by grinding
Cylinder block
Part names related to cylinder block
Testing and inspection of cylinder block
Method of checking main bearing metal inside diameter with alignment bar
Part names related to crankshaft
Testing and inspection of crankshaft
Part names related to connecting rod
Testing and inspection of connecting rod
Replacement of flywheel ring gear
Replacement of crankshaft gear
Replacement of camshaft gear
Replacement of main bearing metal cap
Replacement of connecting rod small end bushing
Replacement of cam bushing
Repair of cylinder block top by grinding
Repair of counterbore by grinding
Check and identification after repair by grinding
Gasket sealant application procedure
Repair standard for cylinder liner O-ring
Replacement of engine rear seal
Replacement of wear sleeve (when sleeve is installed)
Repair of crankshaft by grinding
Improvement of surface roughness of crankshaft journal