Caterpillar S4Q2-5EFL(F) Diesel Engine Service Manual SCEEG-CT16F-230

$50.00

  • Type Of Manual: Service Manual
  • Manual ID: SCEEG-CT16F-230
  • Number of Pages: 177
  • Size: 5.8MB
  • Format: PDF

Product details

  • Model List:

    • S4Q2-5EFL(F) Diesel Engine
  • 1. BINDING
  • 2. INTRODUCTION
  • 2.1. How to use this manual
  • 2.1.1. Methods of presentation
  • 2.1.2. Terms used in this manual
  • 2.1.3. Abbreviations
  • 2.1.4. Units of measurement
  • 2.2. Safety Cautions
  • 2.2.1. Fire and explosion
  • 2.2.2. Stay clear of all rotating and moving parts
  • 2.2.3. Be careful of burns
  • 2.2.4. Protect ears from noises
  • 2.2.5. Be careful of falling down
  • 2.2.6. Be careful of handling fuel, engine oil and LLC
  • 2.2.7. Service battery
  • 2.2.8. When abnormality occurs
  • 2.2.9. Other cautions
  • 2.2.10. About warning labels
  • 3. GENERAL CONTENTS
  • 4. GENERAL
  • 4.1. External view
  • 4.1.1. In-line fuel injection pump type
  • 4.1.2. Distribution fuel injection pump type
  • 4.2. System flow diagrams
  • 4.2.1. Fuel system – flow diagram
  • 4.2.2. Lubrication system – flow diagram
  • 4.2.3. Cooling system – flow diagram
  • 4.2.4. Inlet and exhaust system – flow diagram
  • 4.3. Engine serial number location
  • 4.4. Main specifications
  • 4.5. Tips on disassembling and reassembling
  • 4.5.1. Disassembling
  • 4.5.2. Reassembling
  • 5. SERVICE DATA
  • 5.1. Maintenance service data
  • 5.1.1. General
  • 5.1.2. Basic engine
  • 5.1.3. Fuel system
  • 5.1.4. Lubrication system
  • 5.1.5. Cooling system
  • 5.1.6. Electrical system
  • 5.2. Tightening torque table
  • 5.2.1. Major bolt tightening torque
  • 5.2.2. Standard bolt and nut tightening torque
  • 6. SERVICE TOOLS
  • 6.1. General tools
  • 6.2. Special tool
  • 7. DETERMINATION OF OVERHAUL
  • 7.1. Determining overhaul timing
  • 7.2. Testing compression pressure
  • 8. DISASSEMBLY OF BASIC ENGINE
  • 8.1. Disassembling and inspecting cylinder head and valve mechanism
  • 8.1.1. Removing rocker shaft assembly
  • 8.1.2. Disassembling rocker shaft assembly
  • 8.1.3. Removing cylinder head assembly
  • 8.1.4. Removing valve and valve spring
  • 8.1.5. Removing valve stem seal
  • 8.1.6. Cleaning cylinder head bottom surface
  • 8.1.7. Measuring piston protrusion
  • 8.2. Disassembling and inspecting flywheel
  • 8.2.1. Removing flywheel
  • 8.2.2. Removing oil seal case
  • 8.2.3. Removing rear plate
  • 8.3. Disassembling and inspecting timing gear, camshaft and oil pan
  • 8.3.1. Removing crankshaft pulley
  • 8.3.2. Removing timing gear case
  • 8.3.3. Measuring timing gear backlash
  • 8.3.4. Measuring idler gear end play
  • 8.3.5. Removing idler gear
  • 8.3.6. Measuring camshaft end play
  • 8.3.7. Inverting crankcase
  • 8.3.8. Removing oil pan and oil pan gasket
  • 8.3.9. Removing oil pump
  • 8.3.10. Removing camshaft
  • 8.3.11. Removing front plate
  • 8.4. Disassembling and inspecting piston, connecting rod, crankshaft and crankcase
  • 8.4.1. Laying crankcase on its side
  • 8.4.2. Measuring connecting rod end play
  • 8.4.3. Removing connecting rod cap
  • 8.4.4. Removing carbon deposits from the upper part of cylinder
  • 8.4.5. Pulling out piston
  • 8.4.6. Removing piston ring
  • 8.4.7. Removing piston pin
  • 8.4.8. Uprearing crankcase
  • 8.4.9. Measuring crankshaft end play
  • 8.4.10. Removing main bearing cap
  • 8.4.11. Removing crankshaft
  • 9. INSPECTION AND REPAIR OF BASIC ENGINE
  • 9.1. Inspecting and repairing cylinder head and valve mechanism
  • 9.1.1. Measuring distortion of the bottom surface of the cylinder head
  • 9.1.2. Measuring clearance between rocker arm and rocker shaft
  • 9.1.3. Measuring perpendicularity and free length of valve spring
  • 9.1.4. Measuring push rod runout
  • 9.1.5. Measuring valve stem outside diameter and valve guide inside diameter
  • 9.1.6. Replacing valve guide
  • 9.1.7. Inspecting valve face
  • 9.1.8. Replacing valve seat
  • 9.1.9. Refacing valve face
  • 9.1.10. Refacing valve seat
  • 9.1.11. Lapping valve and valve seat
  • 9.1.12. Removing combustion jet
  • 9.2. Inspecting and repairing flywheel
  • 9.2.1. Inspecting ring gear
  • 9.2.2. Replacing ring gear
  • 9.3. Inspecting and repairing timing gear, camshaft and oil pan
  • 9.3.1. Inspecting V-pulley
  • 9.3.2. Inspecting oil seal contact surface
  • 9.3.3. Measuring clearance between idler bushing and idler shaft
  • 9.3.4. Replacing idler bushing
  • 9.3.5. Replacing idler shaft
  • 9.3.6. Measuring cam lift
  • 9.3.7. Measuring camshaft journal diameter and journal bore diameter
  • 9.3.8. Measuring camshaft runout
  • 9.3.9. Removing camshaft gear
  • 9.3.10. Installing camshaft gear and thrust plate
  • 9.4. Inspecting and repairing piston, connecting rod, crankshaft and crankcase
  • 9.4.1. Measuring piston outside diameter
  • 9.4.2. Measuring piston ring groove
  • 9.4.3. Measuring piston ring end gap
  • 9.4.4. Measuring piston pin bore diameter and piston pin outside diameter
  • 9.4.5. Measuring clearance between connecting rod bushing and piston pin
  • 9.4.6. Replacing connecting rod bushing
  • 9.4.7. Inspecting connecting rod bend and twist
  • 9.4.8. Inspecting oil clearance of connecting rod bearing
  • 9.4.9. Inspecting oil clearance of main bearing
  • 9.4.10. Inspecting oil seal contact surface
  • 9.4.11. Measuring crankshaft runout
  • 9.4.12. Removing crankshaft gear
  • 9.4.13. Installing crankshaft gear
  • 9.4.14. Measuring cylinder inside diameter
  • 9.4.15. Measuring crankcase top surface distortion
  • 9.4.16. Inspecting tappet
  • 9.4.17. Measuring clearance between tappet and tappet guide hole
  • 9.4.18. Inspecting piston cooling nozzle
  • 10. REASSEMBLY OF BASIC ENGINE
  • 10.1. Reassembling piston, connecting rod, crankshaft and crankcase
  • 10.1.1. Installing tappet
  • 10.1.2. Installing main bearing
  • 10.1.3. Installing crankshaft
  • 10.1.4. Installing main bearing cap
  • 10.1.5. Installing main bearing cap bolt
  • 10.1.6. Measuring crankshaft end play
  • 10.1.7. Reassembling piston and connecting rod
  • 10.1.8. Installing piston ring
  • 10.1.9. Preparation for installing pistons
  • 10.1.10. Installing connecting rod bolt and connecting rod bearing
  • 10.1.11. Installing Pistons
  • 10.1.12. Installing connecting rod cap
  • 10.1.13. Uprearing crankcase
  • 10.1.14. Inspecting crankshaft for rotation
  • 10.2. Reassembling timing gear, camshaft and oil pan
  • 10.2.1. Installing front plate
  • 10.2.2. Installing camshaft
  • 10.2.3. Installing oil pump
  • 10.2.4. Installing oil pan
  • 10.2.5. Inverting crankcase
  • 10.2.6. Installing front idler gear
  • 10.2.7. Inspecting and adjusting timing gear after installation
  • 10.2.8. Installing oil seal
  • 10.2.9. Installing timing gear case
  • 10.2.10. Installing crankshaft pulley
  • 10.3. Reassembling flywheel
  • 10.3.1. Installing rear plate
  • 10.3.2. Installing oil seal case
  • 10.3.3. Installing flywheel
  • 10.4. Reassembling cylinder head and valve mechanism
  • 10.4.1. Installing valve stem seal
  • 10.4.2. Installing valve and valve spring
  • 10.4.3. Installing cylinder head gasket
  • 10.4.4. Installing cylinder head assembly
  • 10.4.5. Tightening cylinder head bolts
  • 10.4.6. Reassembling rocker shaft assembly
  • 10.4.7. Inserting push rod
  • 10.4.8. Installing rocker shaft assembly
  • 10.4.9. Adjusting valve clearance
  • 11. FUEL SYSTEM
  • 11.1. Removing fuel system
  • 11.1.1. Removing fuel injection pump
  • 11.2. Disassembling, inspecting and reassembling fuel system
  • 11.2.1. Disassembling and inspecting fuel injection nozzle
  • 11.3. Installing fuel system
  • 12. LUBRICATION SYSTEM
  • 12.1. Removing lubrication system
  • 12.1.1. Removing and inspecting oil cooler and relief valve
  • 12.1.2. Removing and inspecting oil pan, oil pump, oil pressure switch
  • 12.2. Disassembling, inspecting and reassembling lubrication system
  • 12.2.1. Disassembling and inspecting oil pump
  • 12.2.2. Measuring clearance between outer rotor and inner rotor
  • 12.2.3. Measuring end play of rotor and pump case
  • 12.2.4. Measuring clearance between outor rotor and pump case
  • 12.2.5. Reassembling oil pump
  • 12.2.6. Inspecting relief valve
  • 12.3. Installing lubrication system
  • 12.3.1. Installing oil pan, oil pump and oil pressure switch
  • 12.3.2. Installing oil cooler and relief valve
  • 13. COOLING SYSTEM
  • 13.1. Removing cooling system
  • 13.2. Disassembling, inspecting and reassembling cooling system
  • 13.2.1. Disassembling, inspecting and reassembling water pump
  • 13.2.2. Disassembling, inspecting and reassembling thermostat
  • 13.3. Installing cooling system
  • 14. INLET AND EXHAUST SYSTEMS
  • 14.1. Removing inlet and exhaust system
  • 14.2. Inspecting inlet and exhaust system
  • 14.2.1. Measuring exhaust manifold distortion
  • 14.3. Installing inlet and exhaust system
  • 15. ELECTRICAL SYSTEM
  • 15.1. Removing electrical system
  • 15.1.1. Removing starter
  • 15.1.2. Inspection before removing alternator
  • 15.1.3. Removing alternator
  • 15.1.4. Removing glow plug
  • 15.2. Disassembling, inspecting and reassembling electrical system
  • 15.2.1. Inspection before disassembling starter
  • 15.2.2. Disassembling and inspecting starter
  • 15.2.3. Inspecting and repairing starter
  • 15.2.4. Reassembling starter
  • 15.2.5. Inspecting and adjusting after reassembling
  • 15.2.6. Disassembling, inspecting and reassembling alternator
  • 15.3. Installing electrical system
  • 15.3.1. Installing glow plug
  • 15.3.2. Installing alternator
  • 15.3.3. Installing starter
  • 16. ADJUSTMENT AND OPERATION
  • 16.1. Adjusting engine
  • 16.1.1. Inspecting and adjusting valve clearance
  • 16.1.2. Inspecting and adjusting fuel injection timing
  • 16.1.3. Bleeding fuel injection pump
  • 16.1.4. Inspecting V-belt
  • 16.1.5. Inspecting and adjusting low idle speed and high idle speed
  • 16.2. Break-in operation
  • 16.2.1. Starting up
  • 16.2.2. Inspecting engine condition after starting up
  • 16.2.3. Break-in operation time
  • 16.2.4. Inspection and adjustment after break-in operation
  • 16.3. Performance test (JIS standard)
  • 16.3.1. Engine equipment condition
  • 16.3.2. Test items and purposes
  • 16.3.3. Other inspections
  • 16.3.4. Engine output adjustment
  • 17. Engine inspection record sheet
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