KOMATSU 114E-5 SERIES SERVICE REPAIR MANUAL (SEN05537-01) KOMATSU 114E 5 SERIES
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KOMATSU 114E-5 SERIES SERVICE REPAIR MANUAL (SEN05537-01) KOMATSU 114E 5 SERIES
COVER........................................................................ 1 00 Index and foreword ....................................................... 3 Index ................................................................... 4 Foreword, safety and general information ................................ 7 Important safety notice ............................................. 7 How to read the shop manual ......................................... 14 Explanation of terms for maintenance standard ....................... 16 Handling equipment of fuel system devices ........................... 18 Handling of intake system parts ..................................... 19 Handling of hydraulic equipment ..................................... 20 Method of disconnecting and connecting of push-pull type coupler .... 22 Handling of electrical equipment .................................... 25 How to read electric wire code ...................................... 33 Precautions when performing operation ............................... 36 Standard tightening torque table .................................... 41 List of abbreviation ................................................ 47 Conversion table .................................................... 52 01 Specification ............................................................ 57 Table of contents ....................................................... 58 General information ..................................................... 59 Exhaust gas regulation .............................................. 59 Specifications .......................................................... 62 Applicable machines ................................................. 62 Specifications ...................................................... 63 General view ........................................................ 66 Engine performance curve ............................................ 79 10 Structure and function ................................................... 82 Table of contents ....................................................... 83 Components layout ....................................................... 84 Components layout drawing ........................................... 84 Intake and exhaust system parts ......................................... 86 Intake and exhaust system layout drawing ............................ 86 Intake and exhaust system circuit diagram ........................... 87 Air cleaner ......................................................... 89 KVGT ................................................................ 90 Aftercooler ......................................................... 97 EGR system piping drawing ........................................... 98 EGR system circuit diagram ..........................................100 EGR valve ...........................................................102 EGR cooler ..........................................................104 KCCV layout drawing .................................................106 KCCV ventilator .....................................................109 KDPF ................................................................113 Engine main body parts ..................................................117 Cylinder head .......................................................117 Cylinder block ......................................................119 Main moving parts ...................................................121 Vibration damper ....................................................124 Timing gear .........................................................125 Front cover .........................................................126 Valve system ........................................................127 Flywheel ............................................................128 Lubrication system ......................................................129 Lubrication system parts layout drawing .............................129 Lubrication system circuit diagram ..................................131 Oil pump ............................................................132 Boost oil pump ......................................................133 Oil filter ..........................................................134 Oil cooler ..........................................................135 Regulator valve .....................................................136 Safety valve ........................................................137 Oil pan .............................................................138 Fuel system .............................................................139 Fuel system parts layout drawing ....................................139 Fuel system circuit diagram .........................................141 Supply pump .........................................................145 Pre-filter ..........................................................149 Main filter .........................................................150 Cooling system ..........................................................151 Cooling system parts layout drawing .................................151 Cooling system circuit diagram ......................................152 Drive pulley ........................................................154 Water pump ..........................................................158 Thermostat ..........................................................159 Electrical equipment ....................................................161 Alternator ..........................................................161 Starting motor ......................................................165 Intake air heater ...................................................169 Engine wiring harness ...............................................170 Engine controller ...................................................172 Sensor ..............................................................178 20 Standard value tables ....................................................198 Table of contents .......................................................199 Standard service value table ............................................200 Standard value table for engine .....................................200 Running-in standard and performance test standard ...................206 50 Disassembly and assembly .................................................210 Table of contents .......................................................211 Related information on disassembly and assembly .........................212 How to read this manual .............................................212 Coating materials list ..............................................214 Special tool list ...................................................218 Sketch of special tool ..............................................220 Disassembly and assembly ................................................221 General disassembly of engine .......................................221 General assembly of engine ..........................................240 Removal and installation procedure of supply pump unit alone ........279 Engine front oil seal replacement procedure .........................283 Engine rear oil seal replacement procedure ..........................286 60 Maintenance standard .....................................................292 Table of contents .......................................................293 Intake and exhaust system parts .........................................294 KVGT ................................................................294 Engine main body parts ..................................................295 Cylinder head .......................................................295 Cylinder block ......................................................297 Cylinder liner ......................................................299 Crankshaft ..........................................................301 Piston ..............................................................303 Connecting rod ......................................................304 Vibration damper ....................................................306 Timing gear .........................................................307 Camshaft ............................................................308 Valve and valve guide ...............................................310 Rocker arm ..........................................................312 Flywheel ............................................................314 Lubrication system ......................................................316 Oil pump ............................................................316 INDEX........................................................................317
DESCRIPTION:
KOMATSU 114E-5 SERIES SERVICE REPAIR MANUAL (SEN05537-01) KOMATSU 114E 5 SERIES
• This shop manual describes the technical information required for the services performed in a workshop. The shop manual is divided into the following chapters for the convenience of use.
00. Index and foreword
• This section includes the index, foreword, safety and basic information.
01. Specification
• This section explains the specifications of the machine.
10. Structure and function
• This section explains the structure and function of the machine. The section of “Structure and function” serves not only to give an understanding for the structure of each component, but also serves as reference material for troubleshooting.
20. Standard value table
• The standard values for a new machine and trouble shooting are described. This standard value table is used for testing and adjusting, and determining a failure at troubleshooting.
50. Disassembly and assembly
• This section explains the procedures for removing, installing, disassembling, and assembling each part or component and the special tools for the works as well as precautions for doing them safely. In addition, tightening torque, and quantity and weight of coating material, oil, grease, and coolant required for the works are also explained.
60. Maintenance standard
• This section describes the maintenance standard values for each component. This section gives the criterion values for each component and required remedy at disassembly or maintenance.
PLEASE NOTE:
⦁ This is not a physical manual but a digital manual – meaning no physical copy will be couriered to you. The manual can be yours in the next 2 mins as once you make the payment, you will be directed to the download page IMMEDIATELY.
⦁ This is the same manual used by the dealers inorder to diagnose your vehicle of its faults.
⦁ Require some other service manual or have any queries: please WRITE to us at [email protected]
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