# Cutting head is not up and down,but the motor has sound

**URL:** <https://forum.cloudray.com/t/cutting-head-is-not-up-and-down-but-the-motor-has-sound/195>\
**Category:** FAQ\
**Created:** [April 5, 2021, 6:43am UTC](https://forum.cloudray.com/t/cutting-head-is-not-up-and-down-but-the-motor-has-sound/195 "2021-04-05T06:43:08Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Technician](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.cloudray.com/technician/32/15_2.png) [@Technician](https://forum.cloudray.com/u/Technician)\
**Post date:** [April 5, 2021, 6:43am UTC](https://forum.cloudray.com/t/cutting-head-is-not-up-and-down-but-the-motor-has-sound/195/1 "2021-04-05T06:43:08Z")

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1.Possible cause analysis of failure:Motor lose step.  
2.Solution:The maximum speed and lift speed are too large,resulting in the motor lost step.Reduce the maximum speed and lift speed appropriately before testing.