Machine failure (spindle cannot rotate)

1, the head of the big connecting rod bite (broken oil caused by), replace the big connecting rod bearing and big connecting rod.

2, hook small shaft bite (caused by oil break), replace the hook small shaft and sleeve, refueling.

3, swing block and the shaft bite dead (broken oil caused by), replace the swing block and the shaft, refueling.

4, pin drive rod bolt break, replace pin drive rod bolt, if necessary, replace pin drive rod shaft.

5, two parts (gear box) bite dead, check the chain, gear box)