Doosan PDF Service & Repair Manual. Wiring Diagrams
– overhaul ofthe excavator with complete disassembly &replacement of worn-out elements;
– repair of hydraulic motors and pumps;
– repair of the guide (cylinders) and valve distribution equipment;
– diagnostics and cleaning of hydraulic systems;
– analysis of hydraulic oil for the presence of impurities;
– repair and diagnostics of fuel equipment.
– complex diagnostics of the hydraulic system and its segments;
– detection of malfunctions and defects in the hydraulic system;
- identifying the causes of malfunctions and defects in the hydraulic system;
– Carrying out minor repairs to the hydraulic system;
– replacement of faulty hydraulic equipment with serviceable one;
- flushing the hydraulic system with the elimination of blockages;
– restoration or modification of the hydraulic scheme;
– adjustment of the hydraulic system to the operating parameters.
– complex repair of a hydrohammer;
– replacement of repair kits;
– Membrane replacement and filling with nitrogen;
– replacement of bushings (lower, middle, upper);
- Replacement of tie rods.
– replacement of caterpillar cloth;
– replacement of supporting and support rollers;
– replacement of guide wheels;
– replacement of leading sprockets.
– diagnostics of injection pump;
– replacement of plungers (check valves);
– replacement of repair kits;
– repair (replacement) of the booster pump;
– repair (adjustment) of nozzles, replacement of sprayers;
– test tests after overhaul;
– installation on the machine, start-up, commissioning.
– engine diagnostics;
– Complete disassembly of the engine;
- washing;
Troubleshooting (identification of defects in the state and working life of all components of parts);
– repair or replacement of components and mechanisms;
– Mandatory replacement of small parts;
– replacement of consumables (oils, filters);
assembly;
– running-in (work of the repaired engine for several hours, during which the roughness and protrusions on the rubbing surfaces are smoothed and “polished”);
- bench tests.
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Doosan history, descriptions, specifications
Doosan has been in business since 1896. In a short time, the company has grown into a world-famous corporation - Doosan Infracore. The company's factories are located all over the world. Doosan has become South Korea's largest manufacturer of construction equipment, loaders, computer numerical control (CNC) machines, armored vehicles, missiles and torpedo assemblies, as well as doosan spare parts, which include spare parts for doosan special equipment.
In mid-2005, Doosan bought Daewoo Heavy Industries & Machinery, which began its expansion into the engine and heavy equipment markets. Doosan Infracore Corporation began to produce equipment and special equipment under the Doosan-Daewoo brand, including doosan solar, and doosan spare parts (Doosan spare parts).
DOOSAN crawler excavator
The Doosan excavator range is divided into crawler, wheel and mini excavators. All machines differ in performance characteristics and operating weight, as well as purpose and scope. For example, for various types of earthmoving work, the company offers a large selection of full-size crawler excavators, which are represented by two series - DX and SOLAR.
The DX series crawler excavators have more than 13 models and have various performance indicators: the operating weight of the machines varies from 14 to 50 tons; digging radius is from 8.8 meters to 17.5 meters; digging depth reaches 13.8 meters; height of unloading of a ladle reaches 14 meters. Crawler excavators of the SOLAR series are represented by 16 models with the possibility of additional equipment with various options and attachments. Depending on the model of the SOLAR series crawler excavator, the main performance characteristics include: maximum digging radius - 17.4 meta; maximum excavation depth - 13.8 meters; height of unloading of a ladle reaches 14 meters. The operating weight of the Doosan SOLAR series crawler excavators ranges from 8 to 49 tons. Spare parts Doosan you can buy in our online store.
DOOSAN wheel excavator
Doosan DX and SOLAR series wheeled excavators stand out for their increased transport speed and maneuverability. The relevance of the use of Doosan wheeled excavators increases when carrying out earthmoving work in the city, pneumatic wheels cause minimal damage to the working surface, whether it be asphalt, concrete or grass. The ability to independently move from one object to another is another advantage of the Doosan DX and SOLAR series wheeled excavators. Wheeled excavators are equipped with everything necessary (side lights, headlights, brake lights, horn, rear-view mirrors, direction indicators) for driving on public roads.
The model range of Doosan DX series wheeled excavators is represented by three machines: 210W, 190W and 140W. The maximum transport speed of the excavators is 36 kilometers per hour. For comparison, the speed of track loaders does not exceed 5 kilometers per hour. The working weight of the models is different and ranges from 13 to 20 tons. The digging depth of Doosan DX series wheeled excavators varies depending on the model, and is 4.5-6 meters, the maximum dumping height of the bucket is 10.5 meters. You can buy Doosan DX and Doosan Solar spare parts from us.
DOOSAN front loader
jungheinrich forklift
Doosan wheel loaders are represented by the SOLAR series, which has five models. The operating weight of the loaders varies from 14.7 to 19 tons, with the exception of the most compact model in the series, the Doosan SOLAR 55 W-V, which has an operating weight of 5.5 tons. The average transport speed of cars of this model range is 35 kilometers per hour, with the exception of the 55 W-V model, the speed of which is 25 kilometers per hour. The main technical indicators of this model range include: the maximum digging radius of machines varies from 7.5 to 9.8 meters; maximum digging depth - 4.5–6.5 meters; bucket unloading height - from 8.1 to 10.3 meters.
Doosan front loaders are the most popular and are one of the most popular types of daewoo special equipment. Wheel loaders allow you to quickly perform a number of labor-intensive operations. For example, lifting, gripping, stacking and transporting loads. Doosan wheeled shovel front loaders are high-performance machines and optimally combine such qualities as high speed, throughput and maneuverability. Doosan wheel loaders are also represented by the MEGA and DL series. The Doosan MEGA wheel loader series includes six models. This model range is characterized by high performance and power. The standard bucket capacity for Doosan MEGA wheel loader models starts at 2.4 cubic meters and ends at 4.7 cubic meters. The total operating weight of the machines is in the range of 8.6–22.6 tons. The next series of Doosan wheel loaders is designated DL and has five main models. The operating weight of Doosan DL loaders varies from 11 to 30 tons. The volume of the bucket is different and ranges from 1.8 to 5.2 cubic meters. Spare parts for Doosan wheel loaders can be purchased from us.