（3）新的链条在使用一段时间后伸长，难以调整，可以看情况拆去链条，但必

(3) The new chain stretches after a period of use and is difficult to adjust. You can remove the chain depending on the situation, but it must be an even number. The link should pass through the back of the chain, the lock piece should be rubbed on the outside, and the opening of the lock piece should be opposite to the driving direction. <br>(4) The tightness of the chain is: lifted or pressed down from the middle of the chain, the center distance between the two sprockets is about 2%-3%.

(3) The new chain after a period of use elonged, difficult to adjust, you can see the situation to remove the chain, but must be even. The link should pass through the back of the chain, the latch should be rubbed on the outside, and the opening of the latch should be in the opposite direction to the drive.<br>(4) The degree of looseness of the chain is: lifting or pressing from the middle of the chain, the center distance of the two synd wheels is about 2%-3%.

(3) The new chain is extended after a period of use, which is difficult to adjust. The chain can be removed according to the situation, but it must be even. The link shall pass through the back of the chain, the locking plate shall be rubbed on the outside, and the opening of the locking plate shall be opposite to the transmission direction.<br>(4) The tightness of the chain is: lift or press from the middle of the chain, the center distance of the two sprockets is about 2% - 3%.<br>