Yanmar 6LP-STE - Troubleshooting; Does not Start or Difficult to Start; Unsmooth Running; Sudden Engine Stop

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History of Revision3
Contents5
Warning Symbols20
Service Shop (Place)21
Working Wear22
Tools to be Used22
Use of Genuine Parts, Oil and Grease22
Bolt and Nut Tightening Torques22
Handling of Product23
Waste Disposal24
Safety Lable Check24
Location for Product Safety Labels25
General Specifications26
Marine Gear27
External Views 6LP-DTE/-STE, 6LPA-DTP/-STP29
External Views 6LP-DTZE/-DTZE1/-STZE/-STZE1, 6LPA-DTZP/-STZP30
Piping Diagram 6LP-DTE/-STE, 6LPA-DTP/-STP31
Piping Diagram 6LP-DTZE/-DTZE1/-STZE/-STZE1, 6LPA-DTZP/-STZP32
Performance Curves 6LP-DT(Z)E/-DTZE133
Performance Curves 6LP-ST(Z)E/-STZE134
Performance Curves 6LPA-DTP35
Performance Curves 6LPA-DTZP36
Performance Curves 6LPA-STP37
Performance Curves 6LPA-STZP38
Front Power Take-Off (PTO) Output39
V-Pulley Overhang/Drawing40
Selection/Handling of Fuel Oil41
Fuel Piping41
Diesel Fuel Standard for Various Countries41
Cooling Water42
Selection of Engine Lube/Marine Drive Oil42
Handling the Lube Oil42
Location of Senders and Warning Switches43
Cylinder Head Components 6LP-DTE Series44
Cylinder Head Components 6LP-STE Series45
Camshaft Bearing Cap? Valve Rocker Arm? Nozzle Holder Clamp and Rocker Shaft Assy 6LP-STE Series46
Cylinder Head Asse 6LP-STE Series46
Removal of Cylinder Head47
Number of Drain Cocks47
Disassembly of Cylinder Head50
Clean the Cylinder Head51
Inspect the Cylinder Head52
Clean the Intake/Exhaust Valves52
Ins[Ection of Valve Stem/Guide52
Inspect and Lap the Intake/Exhaust Valves53
Inspect and Clean the Valve Seat54
Check the Valve Spring55
Check the Valve Rocker Arm and Shaft (for 6LP-STE)56
Check the Camshaft and Bearing57
Replacement of Oil Seal for Camshaft59
Assembly of Cylinder Head60
Installation of Cylinder Head62
Cylinder Block Components68
Preparation for Disassembly69
Disassembly of Cylinder Block70
Crank Pin Bearing Selection Table71
Crank Journal Bearing Selection Table74
Inspection of Cylinder Block75
Disassembly of Piston and Connecting Rod77
Inspection of Piston and Connecting Rod78
Inspecting and Servicing of Crankshaft82
Replacement of Oil Seal for Crankshaft83
Assembly of Piston and Connecting Rod83
Assembly of Cylinder Block85
Next Assembly90
Timing Belt Components91
Removal of Timing Belt92
Checking of Timing Belt93
Timing Gear Components100
Removal of Timing Gear101
Inspection of Timing Gear103
Replacement of Crankshaft Front Oil Seal104
Replacement of Fuel Injection Pump Drive Gear Oil Seal105
Installation of Timing Gear106
Valve Clearance Inspection and Adjustment109
Adjusdtment of Valve Clearance110
Inspection and Adjustment of Injection Timing112
Adjustment of Injection Timing113
Engine Adjusting Standards114
Service Standards115
Nut and Bolt Tightening Torque118
Sectional View (RHE6W Model)120
Components (RHE6W Turbocharger)121
Service Specifications122
Periodic Inspection Intervals124
Inspection Procedure124
Running of Turbine Shaft124
Inspection of Turbine Shaft Play125
Turbine Shaft Play in Axial/Radial Direction125
Checking before Cleaning129
Cleaning Procedure130
Preparation for Reassembly134
Instructions Forturbocharger Installation137
Excessively Dense Exhaust Smoke138
White Exhaust Gas Color139
Excessive Engine Oil Consumption139
Engine Output Drop139
Poor/Slow Response/Starting of Turbocharger139
Abnormal Sound or Vibration140
Removal/Installation of Fuel Filter141
Fuel Injection Nozzle Components142
Removal of Fuel Injection Nozzle143
Testing the Fuel Injection Nozzle145
Components of Fuel Injection Nozzle146
Disassembly of Fuel Injection Nozzle147
Cleaning and Inspection of Fuel Injection Nozzle147
Adjustment of Fuel Injection Nozzle148
For 6LP-STE Series151
Construcyions for 6LP-STE Series154
Checking No2 Opening Pressure155
Adjusting No1 Opening Pressure157
Thickness of Adjusting Shim157
Installation of Fuel Injection Nozzle159
Fuel Injection Pump Related Components161
Removal of Fuel Injection Pump162
Components164
Installation of Fuel Injection Pump166
Fuel System Service Specifications168
Specifications of Fuel Injection Pump170
Fresh Water Pump Related Components172
Removal of Fresh Water Pump172
Inspection/Installation of Fresh Water Pump173
Sea Water Pump Components175
Disassembly/Inspection/Reassembly of Sea Water Pump175
Thermostat Components176
Removal of Thermostat176
Inspection/Installation of Thermostat177
Components Related to Cooling System178
Fresh Water Tank178
Fresh Water Cooler179
Subtank179
Kingston Cock180
Inspection of Oil Pressure181
Replacement of Lube Oil and Oil Filter182
Disassembly and Reassembly of Oil Pump Components183
Removal of Oil Pump184
Disassembly/Inspection of Oil Pump185
Reassembly/Installation of Oil Pump186
Oil Cooler Components (Cooling by Fresh Water)189
Removal of Oil Cooler190
Installation of Oil Cooler191
Piston Cooling Oil Nozzle Components193
Disassembly/Inspection of Oil Nozzle193
Installation of Oil Nozzle194
Starter Components195
Disassembly of Starter195
Inspection and Repair of Starter197
Bearing201
Charging System Preparation and Inspection207
Alternator Components209
Disassembly of Alternator209
Inspection and Repair of Alternator212
Crankshaft Bearing Selecting Table219
Does Not Start or Difficult to Start220
Unsmooth Running221
Sudden Engine Stop222
Poor Exhaust Gas Color223
Insufficient Output224
Uninformity Output for each Cylinder225
Knocking226
Trouble Related to Turbocharger227
Other Malfunctions228
B-Type Instrument Panel229
C-Type Instrument Panel230
D-Type Instrument Panel231
Electric Wiring Diagram for B-Type Instrument Panel232
Electric Wiring Diagram for C/D-Type X B-Type Instrument Panel233
Electric Wiring Diagram for C/D-Type X C-Type Instrument Panel234
Special Tools235
Special Tools (Local Supply)237
Recommended Tools (Local Supply)242
Equipment (Local Supply)242
Service Special Materials (Local Supply)244
Other Service Materials for Reference245

Yanmar 6LP-STE - Troubleshooting; Does not Start or Difficult to Start; Unsmooth Running; Sudden Engine Stop

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