Komatsu 6D170-1 Series Diesel Engine Shop Manual SEBE6161A16

Description

• Model List:
  • 6D170-1 Series Diesel Engine

• 0.1. GENERAL ASSEMBLY DRAWING
• 0.2. WEIGHT TABLE
• 0.3. ENGINE PERFORMANCE CURVE
• 1. STRUCTURE AND FUNCTION
• 1.1. GENERAL STRUCTURE
• 1.2. INTAKE AND EXHAUST SYSTEM
• 1.2.1. INTAKE AND EXHAUST SYSTEM
• 1.2.2. MAIN CIRCULATION PART
• 1.2.3. TIMING GEAR
• 1.2.4. FLYWHEEL AND FLYWHEEL HOUSING
• 1.3. LUBRICATION SYSTEM
• 1.3.1. LUBRICATION SYSTEM CHART
• 1.3.2. OIL PUMP
• 1.3.3. OIL FILTER AND SAFETY VALVE
• 1.3.4. OIL COOLER
• 1.3.5. OIL PUMP RELIEF VALVE
• 1.3.6. OIL COOLER BYPASS VALVE
• 1.3.7. PISTON COOLING VALVE
• 1.3.8. MECHANICAL PUMP
• 1.4. FUEL SYSTEM
• 1.4.1. FUEL SYSTEM CHART
• 1.4.2. FUEL INJECTION PUMP
• 1.4.3. FUEL INJECTION NOZZLE
• 1.4.4. FUEL INJECTION PUMP DRIVE
• 1.4.5. FUEL FILTER
• 1.4.6. FUEL CUT SOLENOID
• 1.4.7. ENGINE STOP MOTOR
• 1.4.8. STARTING AID
• 1.4.9. OUTLINE OF ELECTRONICAL GOVERNOR SYSTEM (with electronical governor made by ZEXEL)
• 1.5. COOLING SYSTEM
• 1.5.1. COOLING SYSTEM CHART
• 1.5.2. WATER PUMP
• 1.5.3. FAN DRIVE AND TENSION PULLEY
• 1.5.4. CORROSION RESISTOR
• 1.5.5. THERMOSTAT
• 1.6. ACCESSORY
• 1.6.1. AIR COMPRESSOR MOUNTING
• 1.6.2. AIR COMPRESSOR
• 1.7. ELECTRICAL SYSTEM
• 1.7.1. ALTERNATOR
• 1.7.2. STARTING MOTOR
• 1.7.3. WIRING DIAGRAM
• 2. TESTING AND ADJUSTING
• 2.1. ENGINE BODY
• 2.1.1. ADJUSTING VALVE CLEARANCE
• 2.1.2. MEASURING COMPRESSION PRESSURE
• 2.2. FUEL SYSTEM
• 2.2.1. TESTING AND ADJUSTlNG FUEL INJECTION TMING
• 2.2.2. ADJUSTING FUEL CUT SOLENOID
• 2.2.3. PROCEDURE FOR ADJUSTING ENGINE STOP MOTOR CABLE
• 2.2.4. ADJUSTING FUEL (VALVE CRACKING INJECTION PRESSURE PRESSURE)
• 2.2.5. METHOD FOR INSTALLING (ADJUSTMENT) OF ENGINE SPEED SENSOR
• 2.2.6. CALIBRATION DATA
• 2.3. COOLING SYSTEM
• 2.3.1. FAN BELT TENSION
• 2.3.2. REPLACING FAN BELT AND AQJUSTING AUTO TENSIONER
• 2.4. PERFORMANCE TEST
• 2.4.1. RUNIN STANDARD
• 2.4.2. PERFORMANCE TEST CRITERIA
• 2.4.3. TESTING AND ADJUSTING TOOL LIST
• 2.4.4. TESTING AND ADJUSTING DATE
• 2.4.5. FAN BELT TENSION
• 2.5. TROUBLESHOOTING
• 2.5.1. POINTS TO REMEMBER WHEN TROUBLESHOOTING
• 2.5.2. METHOD OF USING TROUBLESHOOTING CHART
• 2.5.3. S1 Starting performance is poor (Starting always takes time)
• 2.5.4. S2 Engine does not start
• 2.5.4.1. Engine does not turn
• 2.5.4.2. Engine turns but no exhaust gas comes out (Fuel is not being injected)
• 2.5.4.3. Exhaust gas comes out but engine does not start (Fuel is being injected)
• 2.5.5. S3 Engine does not pick up smoothly (Followup is poor)
• 2.5.6. S4 Engine stops during operations
• 2.5.7. S5 Engine does not rotate smoothly (hunting)
• 2.5.8. S6 Engine lacks output (no power)
• 2.5.9. S7 Exhaust gas is black (incomplete combustion)
• 2.5.10. S8 Oil consumption is excessive (or exhaust gas is blue)
• 2.5.11. S9 Oil becomes contaminated quickly
• 2.5.12. S10 Fuel consumption is excessive
• 2.5.13. S11 Oil is in cooling water, or water spurts back, or water level goes down
• 2.5.14. S12 Oil pressure lamp lights up (drop in oil pressure)
• 2.5.15. S13 Oil level rises
• 2.5.16. S14 Water temperature becomes too high (overheating)
• 2.5.17. S15 Abnormal noise is made
• 2.5.18. S16 Vibration is excessive
• 3. DISASSEMBLY AND ASSEMBLY
• 3.1. DISASSEMBLY
• 3.1.1. WASHING
• 3.1.2. WASHING CYLINDER BLOCK
• 3.1.3. WASHING CRANKSHAFT
• 3.1.4. MEASURING PARTS
• 3.2. ASSEMBLY
• 4. MAINTENANCE STANDARD
• 4.1. INTAKE AND EXHAUST SYSTEM
• 4.1.1. TURBOCHARGER
• 4.2. ENGINE BODY
• 4.2.1. CYLINDER HEAD
• 4.2.2. VALVES AND VALVE GUIDE
• 4.2.3. CROSSHEAD AND CROSSHEAD GUIDE
• 4.2.4. PUSH ROD AND CAM FOLLOWER
• 4.2.5. PISTON, PISTON RING AND PISTON PIN
• 4.2.6. CONNECTING ROD
• 4.3. LUBRICATION SYSTEM
• 4.3.1. OIL PUMP
• 4.3.2. OIL PUMP RELIEF VALVE, PISTON COOLING VALVE AND OIL COOLER BYPASS VALVE
• 4.4. COOLING SYSTEM
• 4.4.1. WATER PUMP
• 4.5. ACCESSORY
• 4.5.1. AIR COMPRESSOR
• 5. REPAIR AND REPLACEMENT OF PARTS
• 5.1. TABLE OF SPECIAL TOOLS
• 5.2. CYLINDER HEAD
• 5.3. TESTING AND INSPECTING
• 5.4. REPAIRING MOUNTING FACE OF CYLINDER HEAD BY GRINDING
• 5.5. REPLACING VALVE SEAT INSERTS
• 5.6. REPLACING NOZZLE HOLDER SLEEVE
• 5.7. REPLACING VALVE GUIDE
• 5.8. REPLACING CROSS HEAD GUIDE
• 5.9. GRINDING THE VALVE
• 5.10. CYLINDER BLOCK
• 5.11. TESTING AND INSPECTING
• 5.12. GRINDING THE TOP SURFACE OF CYLINDER BLOCK
• 5.13. REPLACING MAIN METAL CAP
• 5.14. REPLACING CAM BUSHING
• 5.15. CRANKSHAFT
• 5.16. REPAIRING THE CRANKSHAFT
• 5.17. CONNECTING ROD
• 5.18. REPLACING CRANKSHAFT GEAR
• 5.19. REPLACING CAMSHAFT GEAR
• 5.20. REPLACING FLYWHEEL RING GEAR