Clean up area motor and filter motor. Measure vibration-noise of FS and LS add grease motor 25 times-30 times for FS and LS make vibration below 4 mm/s and noise below 2 gE. Check at ER4 and ER5 for KW-Voltage -Ampere-Temperature of motor fill in at check sheet motor note replace tank of AUTO grease motor 2 units ( JAJAT &MUHAIMIN )