Factory Repair Manual For John Deere Excavator. Manual Contains Illustrations, Instructions, Diagrams For Step By Step Remove And Install, Assembly And Disassembly, Service, Inspection, Repair, Troubleshooting, Tune-Ups.

Format: PDF
Language: English
Pages: 612
Number: TM1457 (FEBRUARY 1989)

Model

John Deere Excavator
495D

Contents

—GENERAL INFORMATION
Safety
General Specifications
Torque Values
Fuels and Lubricants
Inspection Procedures
—WHEELS
Powered Wheels and Fastenings
—AXLES AND SUSPENSION SYSTEMS
Removal and Installation
Differential or Bevel Drive
Input Drive Shafts and U-Joints
Axle Shafts, Bearings and Reduction Gears Tow Excavator, Hub Reduction, Steering Knuckle, Front and Rear Axle Housings
Transmission
Removal and Installation
Gears, Shafts, Bearings, and Power Shift Clutch Transmission, 2WD-4WD Shift Unit, Front Output Housing, Bevel Gear Housing, and Pinion Shaft
Hydraulic System-Travel (Transmission Drive) Motor, Counterbalance Valve, and Rotary Manifold
-ENGINE
Removal and Installation Engine, Fuel Injection Pump, Fuel Injection Nozzles, Bleed Fuel System, Turbocharger, Fuel Transfer Pump, Water Pump, Intake Manifold, Exhaust Manifold and Engine Oil Cooler
-ENGINE AUXILIARY SYSTEMS
Cold Weather Starting Aids Starting Aid Solenoid, Nozzle and Engine Coolant Heater
Cooling System Fan, Fan Belt and Radiator
Speed Controls-Speed Control Assembly and Linkage
Intake System Air Cleaner and Air Intake System Leakage Test
External Fuel Supply System
-DAMPENER DRIVE (FLEX COUPLING)
Elements
-STEERING SYSTEM
Hydraulic System-Steering Valve, Pump, Flow, Regulator, Switch Valve, Cylinder, Crossover Relief Valve
-SERVICE BRAKES
Active Elements
Hydraulic System
-PARK BRAKE
Active Elements
-ELECTRICAL SYSTEM
Batteries, Support and Cables
Alternator, Regulator and Charging System Wiring
Wiring Harness and Switches
Instruments and Indicators
Motors and Actuators
Starting Motor
-FRAME, CHASSIS, OR SUPPORTING STRUCTURE
Frame Installation
Chassis Weights
-OPERATOR’S STATION
Removal and Installation Cab (Without Floor) Operator Enclosure
Window Panes, Cab Door and Latch, Door Release Handle, Windshield Washer and Wiper
Seat
Heater and Air Conditioning
-SHEET METAL AND STYLING
Hood or Engine Enclosure
-SAFETY, CONVENIENCE, AND MISCELLANEOUS
Horn and Warning Devices
-PNEUMATIC SYSTEM
Pump and Drives Air Compressor, Idle Pulley
Control Valves
Control Valves, Relief Valves
Reservoir, Filter, and Trap Air Dryer, Air Horn
-BULLDOZERS
Removal and Installation
Hydraulic System
-EXCAVATOR
Buckets
Bucket, Linkage, Bushings, Tooth Tip and Tooth Shank
Frames
Arm, Boom and Bushings
Hydraulic System-Hydraulic Pump, Hydraulic Pump Regulator, Rate-of-Shift Valve
Travel Solenoid Valve. Maximum Displacement Valve, Pilot Pump
Pilot Filter. Pilot Shut-Off Valve, Pilot Pressure Regulating Valve and Solenoid Valve. Mode Selection Cylinders
Main Control Valve, System Relief Valves, Flow Sense Valves, Restriction Valve Stabilizer and Blade Solenoid Valves
Diverter Valves, Shuttle Check Valves. Reservoir, Reservoir Cap
Return Filter and Bypass Valve. Suction Filter, Oil Cooler Bypass Valve
Cylinders, Travel Pilot Controller, Dig Function Pilot Controller, Auxiliary Pilot Controller, F-N-R Shift Valve
Flow Regulator Valve. Axle Lock Lockout Valve, Stabilizer Lockout Valve and Pressure Reducing Valve
-SWING, ROTATION, OR PIVOTING SYSTEM
Brakes
Mechanical Drive Elements
Swing Gearbox and Swing Bearing
Hydraulic System Swing Motor, Crossover Relief Valves, Make-up Valves and Swing Brake Release Valve
-DEALER FABRICATED TOOLS
Dealer Fabricated Tools