Doosan M250-V Wheel Loader Service Manual

Table of Contents

Safety
Wheel Loader Safety ……………………………………………………………….. S0103010K
Specifications
Specifications for Mega 250-V……………………………………………………S0203110C
General Maintenance
General Maintenance Procedures…………………………………………………S0302000
Standard Torques……………………………………………………………………….S0309000
Upper Structure
Counterweight…………………………………………………………………………. S0403030K
Fuel Transfer Pump…………………………………………………………………….S0405500
Hydraulic Oil Tank ……………………………………………………………………S0406060C
Lower Structure and Chassis
Center Joint (Articulation Joint)…………………………………………………..S0502050C
Engine and Drive Train
Axle (Volvo) …………………………………………………………………………….S0602210C
Parking Brake Caliper (Volvo) ………………………………………………………S0603000
Air Conditioner ………………………………………………………………………… S0605050K
Transmission and Torque Converter (ZF 4WG-190) ……………………..S0607120C
Transmission Error Codes (ZF) ………………………………………………….S0607900C
Hydraulics
Accumulator……………………………………………………………………………. S0703010K
Cylinders………………………………………………………………………………… S0705005K
Fan Drive Hydraulic Motor (Haldex) ……………………………………………S0707110C
Main Pump (Denison T67CCA Series) ………………………………………..S0708500C
Brake Pedal Valve ……………………………………………………………………S0709270C
Main Control Valve (Toshiba) ……………………………………………………. S0709456K
Pilot Control Valve ……………………………………………………………………S0709478C
Priority Valve………………………………………………………………………………S0709650
Power Steering Unit………………………………………………………………….S0709705C
Unloader Valve ………………………………………………………………………..S0709860C
Hydraulic Schematic (Mega 250-V) …………………………………………….S0793005C
Electrical System
Electrical System ……………………………………………………………………..S0802015C
Electrical Schematic (Mega 250-V) …………………………………………….S0893005C

How to Use The Guide Manual

This manual provides information for servicing the Wheel Loader. All service procedures are broken down into detailed steps, listed in their recommended sequence. The manual uses both photographs and drawings to help locate and itemize components. The table of Contents on the preceding pages is your best tool for finding the service procedure you need. Be certain to observe all Safety information included in these pages.

A schematic of each of the major engine systems is provided at the beginning of the section of the manual devoted to troubleshooting and repairing that particular system.

Basic safety precautions are list in the Safety section of the Service Manual. Additional safety precautions are list in the Safety section of the owner/operation/maintenance publication. Specific safety warnings for all these publications are provided in the description of operations where hazards exist. WARNING labels have also been put on the product to provide instructions and to identify specific hazards.