Install motor at 393 RF6, check ampere motor result ampere motor 2.7 A and 2.9 A from normal 0.9 A. Install original motor and install VSD in order reduce speed motor also pulling cable at ER4 test run motor base on production request for speed motor also measure ampere motor result ampere motor normal ( JAJAT & AGUS & RIZAL & ADI & ANDRI & MUHAIMIN & DADANG & EVE TEGAR  )