Created on:2021-07-09 10:04
Maintenance of combine -- disassembly and assembly of double gear pump
Maintenance of combine -- disassembly and assembly of double gear pump
Double gear pump is used in the hydraulic system of a 1605 grain combine. Attention should be paid to the following items during disassembly.
(1) Precautions for disassembly
① After the hydraulic pump is removed from the body, the plastic cover or plug should be used to plug the oil pipe joint and the opening of the pump immediately to prevent dirt from entering the hydraulic system. Then, clean the outside of the pump with clean diesel or gasoline.
③ Lubricate all parts with engine oil or hydraulic oil before assembly.
⑥ After installing all parts, tighten them with bolts, and the tightening torque is 37 ~ 40n · M.