|Subject Area:Service amp; Repair
||Country of Manufacture:United States
Komatsu D39EX-23 D39PX-23 D37EX-23 D37PX-23 Dealer Workshop Manual
Approximately 1555 pages
D39EX-23 S/N 90001 AND UP
D39PX-23 S/N 90001 AND UP
D37EX-23 S/N 80001 AND UP
D37PX-23 S/N 80001 AND UP
Structure and Function
Testing and Adjusting
Disassembly and Assembly
- When the valve with internal leakage failure disintegrates, it is found that the sealing surface of the valve core seat is damaged, which is characterized by dense medium scouring grooves. In the closed state, the valve medium can still leak along the...
- According to the analysis of protective components used in agricultural machinery, the leakage control of hydraulic cylinder is mainly piston seals. From the point of view of inspection, specific inspections should be carried out for different types. For...
- The swash plate axial piston pump on the traditional research on the flow characteristics and pressure characteristics in low speed conditions, to improve the series piston pump, which can meet in low-speed conditions as power element pump control system...