4PRECISION MACHINE TOOLS Ver 2 Maintenance Manual1-1 Routine Maintenance ChecklistRoutine maintenance inspection can be classified into daily, weekly, monthly and annually. Themaintenance is given when the machine functions normally The actual frequency and the operationfrequency are different. When operating the both, pay attention to abnormal noises, oil volume, airpressure and machine abnormalities during the processing.○:Check ◎:Add oil ☉:CleanA:Adjustment F: Function check G: Grease coasting R: Replace when necessaryNo. Maintenance Daily Weekly Monthly Annually Note1 Spindle operationwarm-up ○2Spindle unitSpindle nose ☉3Lubrication pump☉Dependingon the brandof the lube oil4Lubricationunit Lubrication pumpoil volume ◎5 Spindle oilcoolant unit ○ ☉6 Temperaturedifference setup ○ -1°C7Spindle oilcoolant unitOil coolant unit filter ☉8 Air compressorsource pressure ○ 5.5~7 kgf/cm²9Air compressorcylinder and filterdrainage○10 Air compressorunit lube oil ◎11AirCompressorUnitAir leakage of the aircompressor system ○12 Coolant capacity ○13 Coolant Coolant box filter ☉