Description

Bobcat 442 Excavator Service Manual

These service manual contains all the information required to assist you or a trained service engineers with all work, repairs and maintenance on this Excavator.

Language English, Format: PDF

Bobcat 442 Excavator:
S/N 522311001 & Above
S/N 528611001 & Above
S/N 528911001 & Above

Service Manual – 1259 Pages
Operation & Maintenance Manual -168 Pages
Hydraulic Hydrostatic Schematics – 6 Pages
Wiring Schematics – 6 Pages

S/N ADBR11001 & Above

Service Manual – 951 Pages
Operation & Maintenance Manual -166 Pages
Hydraulic Hydrostatic Schematics – 6 Pages
Wiring Schematics – 6 Pages

CONTENTS:

• FOREWORD
• SAFETY INSTRUCTIONS
• DELIVERY REPORT
• SERIAL NUMBER LOCATIONS
• BOBCAT EXCAVATOR IDENTIFICATION
• SAFETY AND MAINTENANCE
  • AIR CLEANER
  • AIR CONDITIONING COMPRESSOR BELT
  • ALTERNATOR BELT
  • CAB TILT PROCEDURE
  • COOLING SYSTEM
  • ENGINE LUBRICATION SYSTEM
  • FAN/FUEL PUMP BELT
  • FRESH AIR FILTER
  • FUEL SYSTEM
  • HYDRAULIC SYSTEM
  • LIFTING AND BLOCKING THE EXCAVATOR
  • LIFTING THE EXCAVATOR
  • LUBRICATION OF THE EXCAVATOR
  • OPERATOR CAB
  • REAR COVER
  • RIGHT SIDE COVER
  • SERVICE SCHEDULE
  • TRANSPORTING THE EXCAVATOR
  • TRAVEL MOTOR
• HYDRAULIC SYSTEM
  • ACCUMULATOR
  • ARM CYLINDER
  • AUXILIARY HYDRAULIC FLOW CONTROL/HYDRAULIC BREAKER APPLICATION VALVE
  • AUXILIARY HYDRAULIC FLOW CONTROL VALVE
  • AUXILIARY HYDRAULICS SELECTOR VALVE
  • BLADE CYLINDER
  • BLADE FLOAT VALVE
  • BLADE VALVE
  • BOOM CYLINDER
  • BOOM OFFSET VALVE
  • BOOM OFFSET CYLINDER
  • BOOM LOAD HOLDING VALVE
  • BUCKET CYLINDER
  • DUMP VALVE
  • HYDRAULIC BREAKER APPLICATION VALVE
  • HYDRAULIC FILTER MOUNT
  • HYDRAULIC GEAR PUMP
  • HYDRAULIC PISTON PUMP
  • HYDRAULIC PISTON PUMP DRIVE COUPLER
  • HYDRAULIC RESERVOIR
  • HYDRAULIC SYSTEM INFORMATION
  • JOYSTICK CONTROL PATTERN SELECTOR VALVE
  • JOYSTICK LOCKOUT/TWO SPEED VALVE
  • LEFT CONTROL LEVER (JOYSTICK)
  • OIL COOLER
  • OIL TEMPERATURE REGULATOR
  • PORT RELIEF VALVES
  • PRESSURE REDUCING VALVE
  • RELIEF VALVES
  • RIGHT CONTROL LEVER (JOYSTICK)
  • SECONDARY FRONT AUXILIARY VALVE
  • SIX SPOOL HYDRAULIC CONTROL VALVE
  • SWING BRAKE RELEASE VALVE
  • SWING BRAKE VALVE
  • SWING MOTOR
  • SWING MOTOR DRIVE CARRIER
  • SWIVEL JOINT
  • THREE SPOOL HYDRAULIC CONTROL VALVE
  • TRAVEL LEVER/FOOT PEDAL VALVE
  • TRAVEL MOTOR
• UNDERCARRIAGE
  • BLADE
  • GREASE CYLINDER
  • LOWER TRACK ROLLER
  • TRACK DAMAGE IDENTIFICATION
  • TRACK FRAME
  • TRACK IDLER
  • TRACKS
  • UPPER TRACK ROLLER
• UPPERSTRUCTURE & SWING SECTION
  • ARM
  • BOOM
  • BUCKET
  • CAB
  • CONTROL LEVERS
  • COUNTERWEIGHT
  • ENGINE SPEED CONTROL
  • FLOOR MAT
  • FUEL TANK
  • HORN
  • LEFT CONSOLE
  • REAR COVER
  • RIGHT CONSOLE
  • RIGHT SIDE COVER
  • SEAT AND SEAT MOUNT
  • SWING FRAME
  • UPPERSTRUCTURE
• ELECTRICAL SYSTEM AND ANALYSIS
  • ALTERNATOR
  • BATTERY
  • BATTERY DISCONNECT SWITCH
  • ELECTRICAL SYSTEM INFORMATION
  • FRONT CAB LIGHT
  • FUEL LEVEL SENDER
  • INSTRUMENT PANEL
  • STARTER
  • TWO SPEED SWITCH
  • WIPER MOTOR
• ENGINE SERVICE
  • AIR CLEANER
  • ENGINE
  • ENGINE COMPONENTS AND TESTING
  • FLYWHEEL
  • MUFFLER
  • RADIATOR/OIL COOLER
  • RECONDITIONING THE ENGINE
• HEATING, VENTILATION, AIR CONDITIONING
  • AIR CONDITIONING SERVICE
  • AIR CONDITIONING SYSTEM FLOW
  • BASIC TROUBLESHOOTING
  • COMPONENTS
  • COMPRESSOR
  • CONDENSER
  • EVAPORATOR/HEATER UNIT
  • EXPANSION VALVE
  • GENERAL AIR CONDITIONING SERVICE GUIDELINES
  • HEATER/AC FAN
  • HEATER COIL/EVAPORATOR
  • HEATER VALVE
  • PRESSURE SWITCH
  • RECEIVER/DRYER
  • REGULAR MAINTENANCE
  • SAFETY
  • SYSTEM CHARGING AND RECLAMATION
  • SYSTEM TROUBLESHOOTING CHART
  • TEMPERATURE/PRESSURE
  • THERMOSTAT
  • UPGRADED AIR CONDITIONING SYSTEM
• SPECIFICATIONS
  • CONVERSIONS
  • ENGINE BOLT TORQUE
  • ENGINE SPECIFICATIONS
  • EXCAVATOR BOLT TORQUE
  • FUEL, COOLANT AND LUBRICANTS
  • HYDRAULIC EXCAVATOR SPECIFICATIONS
  • HYDRAULIC FLUID SPECIFICATIONS
  • TORQUE SPECIFICATIONS FOR BOLTS