All-Inclusive Factory Service Technical manual for Cummins Diesel Engines Models 4BG1 .

This manuals will assist you in diagnosing, repairing, and repairing engine for your diesel engine.
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Covered Models:
   4BG1 (Tier2)

The manual comprises 2 documents, including the Workshop Manual, and Engine Technical Manual

1. Workshop Manual (BG1)
Format: PDF, 222 pages
Language: English
Table of Contents:
   GENERAL INFORMATION
   MAINTENANCE
   ENGINE ASSEMBLY I(DISASSEMBLY)
   ENGINE ASSEMBLY II(INSPECTION & REPAIR)
   ENGINE ASSEMBLY III(REASSEMBLY)
   LUBRICATING SYSTEM
   COOLING SYSTEM
   FUEL SYSTEM
   TURBOCHARGER
   AIR COMPRESSOR
   ENGINE ELECTRICALS
   TROUBLESHOOTING
   SPECIAL TOOL LIST
   REPAIR STANDARDS
   CONVERSION TABLE

2. Engine Technical Manual (EDAGEN00)
Format: PDF, 225 pages
Language: English
Table of Contents:
   GENERAL INFORMATION
      General repair instructions
      Notes on the format of this manual
      Main data and specifications
      Performance curve
      External view
      Tightening torque specifications
      Angular nut and bolt tightening method
      Major parts fixing nuts and bolts
      Identifications
   MAINTENANCE
      Lubricating system
      Fuel system
      Cooling system
      Valve clearance adjustment
      Injection timing
      Compression pressure measurement
      Turbocharger inspection
      Engine repair kit
      Recommended lubricants
      Engine oil viscosity chart
   ENGINE ASSEMBLY I (DISASSEMBLY)
      External parts disassembly steps
      Major components
      Rocker arm and rocker arm shaft disassembly steps
      Cylinder head disassembly steps
      Piston and connecting rod disassembly steps
   ENGINE ASSEMBLY II (INSPECTION & REPAIR)
      Cylinder head
      Valve guide
      Valve spring
      Tappet
      Push rod
      Rocker arm shaft and rocker arm
      Idler gear and idler gear shaft
      Camshaft
      Cylinder body and liner
      Piston and piston ring
      Piston pin
      Connecting rod
      Crankshaft
      Flywheel
      Timing gear case cover
   ENGINE ASSEMBLY III (REASSEMBLY)
      Piston and connecting rod reassembly steps
      Cylinder head reassembly steps
      Rocker arm and rocker arm shaft reassembly steps
      Major component reassembly steps I.
      Major component reassembly steps II
      External parts reassembly steps (Left-Hand Side)
      External parts reassembly steps (Right-Hand Side)
      Engine tuning operation
   LUBRICATING SYSTEM
      General description
      Oil pump
      Oil cooler
   COOLING SYSTEM
      General description
      Thermostat
   FUEL SYSTEM
      General description
      Injection nozzle
      Injection pump calibration data
   TURBOCHARGER
      General description
      Turbocharger identification
      Troubleshooting
      Inspection and repair
   ENGINE ELECTRICALS
      Starter identification
      Starter main data and specifications
      Starter sectional view
      Performance
      Disassembly
      Inspection and repair
      Reassembly
      Adjustment
      Performance test
      Alternator identification
      Main data and specifications
      Alternator sectional view
      Charging circuit
      Structure
      Disassembly
      Inspections
      Reassembly
      Bench test
      Current output test
      Fault finding
      Specifications
   TROUBLESHOOTING
      Hard starting
      Unstable low idling
      Insufficient power
      Excessive fuel consumption
      Excessive oil consumption
      Overheating
      White exhaust smoke
      Dark exhaust smoke
      Oil pressure does not rise
      Abnormal engine noise
   SPECIAL TOOL LIST
      Special tool list
   REPAIR STANDARDS
   CONVERSION TABLE
      LENGTH
      AREA
      VOLUME
      MASS
      PRESSURE
      TORQUE
      TEMPERATURE
   SERVICE MANUAL REVISION REQUEST FORM