How to make a big body with one side and a cylinder or 1X1, 2X2, etc.? How to repair the machine?
1) Under normal circumstances, if you pull the flag with the leg cylinder and the body, you can fix the cylinder first (a very standard cylinder is required), and the body will not pull the flag.
2) The maintenance method is generally completed by raising or lowering the bottom needle plate.
3) 1X1,2X2... the feet are basically the same as the body.
How to repair Siping and Siping flags? How to repair Sanping?
1) Generally speaking, the narrower the machine mouth, the shorter the shirt piece (as opposed to unilateral and pit strips). The short side should be as wide as possible to be consistent with the long side.
2) If the first method is not effective, the screws at the bottom of the front and rear needle plates may not be flat. You can raise the screw on the short side until the needle plate cannot be rubbed to the highest position of the needle plate.
3) If the first and second two methods are not available, the needle plate may be deformed, and the needle plate can be removed to level the bent part.
4) Three leveling flags can be repaired in combination with unilateral and four leveling, because three leveling has half-turn, unilateral, half-turn and four-level
