Description
Doosan DL420-3 Wheel Loader Shop Manual (Serial Number 10001 and Up)
Doosan DL420-3 Wheel Loader Table of Contents:
DL420-3 Shop
Table of Contents
Safety
Wheel Loader Safety
Specifications
Specification for DL420-3
General Maintenance
General Maintenance Instructions SP002454
Standard Torques
Engine
Engine
Engine Coolant Heater (Option)
Drivetrain
Transmission and Torque Converter (ZF 4WG-260-4)
Transmission and Torque Converter (ZF 5WG-260) (Option)
Transmission Error Codes (ZF) SP002423
Front Axle
Rear Axle
Driveshaft
Brake
Service Brake
Supply Valve
Charging Block
Parking Brake
Brake Pedal Valve
Accumulator
Steering
Power Steering System
Steering Unit
Steering Pump
Flow Amplifier
Jerk Softener and Accumulator
Emergency Steering
Frame
Articulation Center
Counterweight
Tank
Oil Tank
Fuel Tank
Hydraulics
Main Pump
Main Control Valve
3rd Control Valve (Option)
Load Isolation System
Cooling System
Pilot System
Hydraulic Schematic (DL420-3)
Electrical System
Air Conditioner
Electrical System
Electrical Schematic DL350-3 / DL420-3 / DL450-3
