Komatsu 20F, 20FS Wheel Loader Service Manual PDF

Description

• Covers Komatsu/Hanomag 20F, 20FS Wheel Loaders
• 324 pages
• Instant PDF Download
• 23mb file size
• Printable
• Compatible with Windows/Mac/Tablet

This service manual covers servicing of Komatsu 20F, 20FS wheel loaders. It includes detailed OEM specifications, data, illustrations and step-by-step procedures to guide the mechanic with correctly servicing the machine to the manufacturer’s specifications. The service manual is also known as the workshop manual is the most comprehensive available and is offered in a convenient and affordable downloadable PDF format.

Service Manual PDF Download Contents:

• Preface
  Description of the machine
  Machine identification
  Noise emission levels; Vibration levels
  Dimensions, weights
  Loading and bracing
  Safety precautions
  Instruments and controls
• Operation
  Loader hydraulics
  Control levers
  Arm rest; Locking the control levers
  Bucket position indicator
  Quick-attach coupler
  Quick-attach coupler (4-in-1 bucket)
• Running-in period
  Inspection and maintenance chart
  Lubricant, fuel and coolant specifications; refill capacities
• Engine
  Oil level
  Oil change; Oil filter element; Crankcase breather
  Valve clearance; Fuel injectors
• Fuel system
  Fuel tank
  Water separator
  Fuel filter
  Priming the fuel system
• Cooling system
  Coolant level
  Changing the coolant
  Cleaning the radiator
• Air cleaner
  Main filter element
  Safety element
• Battery
  Electrolyte level and state of charge
• Front axle Oil level; Oil change
  Rear axle Oil level; Oil change
  Transfer gear Oil level; Oil change
• Service brake
  Oil level
  Changing the oil; Bleeding
  Brake disc wear
• Parking brake adjusting
• Hydraulic system
  Oil level; Adding oil; Pressurizing the oil tank
  Oil change
  Filter elements
• Lubricating the machine
  Articulation joint, steering cylinder; Door hinges
  Universal shafts
• Lubricating the equipment
  Loader arms; Bucket cylinder; Tilt lever;
  Tilt link; Lift cylinder; Quick-attach coupler
• System pressures
• Technical data
• Winter operation
  Cleaning the paintwork
  Long-term storage of the machine
• Electrical system
  Battery master switch
  Electrical system: Fuses; Relays
  Wiring diagram
• Engine
  Test certificate
  View of engine
  Technical data
  Injection pump adjustment and cylinder head screw tightening sequence
  Engine lubrication system
  Tightening torques
• Drive System
  Layout of drive system
  Description of closed oil circuit
  Hydraulic circuit diagram of drive, steering and working hydraulics
  Circuit diagram of drive hydraulic system
  Variable-displacement hydraulic pump
  Variable-displacement hydraulic pump with valves
  Regulating valve and boost pressure relief valve
  Adjusting cylinder with directional control valve
  Valve for hydraulic pressure cut-off and drive pressure safety valve
  Variable-displacement hydraulic motor
  Inch valve
• Steering System
• Loader Hydraulics
• Repair instructions for door and side windows
• Axles/Brakes
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