How do professional technicians disassemble the main parts of diesel generators? (four)

Then the third article, " How do professional technicians disassemble the main parts of diesel generators? (C) "to explain the knowledge of dismantling diesel engines. Shanghai Ito Power Generator has a strong technical backbone with rich professional skills. It has 64 sales and service departments across the country, providing users with a one-stop service for designing, supplying, debugging and maintaining the equipment room. No matter when and where, a well-trained service team can provide you with comprehensive and thoughtful protection. Welcome to negotiate

25. Valve seat ring

Pull out the valve seat using the special valve seat tool or welding the two welding rods on the valve seat.

26. Oil pan: 1) Remove the oil pan fixing screw and remove the oil pan. 2) Remove the oil pan gasket and discard it.

27. Oil pump: 1) Remove the suction bolts and remove the suction tube. 2) Remove the oil cracked butterfly plug and remove the oil pump

28. Piston: Remove the connecting rod bolts in reverse order of installation. Use a rubber mallet to tap the upper and lower parts of the connecting rod bolts, remove it, and pull out the connecting rod cover. Use a stick to push the piston assembly toward the cylinder head and remove the piston rod assembly.

Use a spring to remove the piston ring. Clean the piston.

Use the retainer to remove the piston pin retainer. The piston pin is released, the mast is removed, and the rod cover is temporarily fitted.

Note: Make a record according to the cylinder sequence, taking care not to bump the removed piston (pre-assemble the connecting rod cover to the connecting rod body in sequence)

29. Front oil seal seat: 1) Remove the front oil seal seat and remove the front oil seal seat. 2) Remove the front oil seal and gasket and discard it.

30. Flywheel: Disassemble the flywheel screw diagonally and remove the flywheel.

Use a gas flame to evenly heat the flywheel ring gear (to 200°C) to inflate it. Use a copper rod to tap the edge of the ring gear and remove the ring gear.

31. Flywheel housing: Remove the flywheel housing fixing bolt and remove the flywheel housing. Remove the crankshaft rear oil seal from the flywheel housing.

32. Crankshaft: Remove the main bearing cap bolts in order and remove the main bearing cap. Temporary bolts are installed on both sides of the crankshaft and the crankshaft is lifted with a rope. Note that the main bearing cap and main bearing are placed one behind the other.

33. Camshaft and tappet: Remove the tappet from the body. Carefully cam the camshaft without damaging the camshaft and bushings.

34. Plug cooling nozzle: Remove the piston cooling nozzle mounting bolts and remove the piston cooling nozzle.

35. Cylinder liner: Use a dedicated pull-out cylinder liner.

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