Jet ProMac FX-383V Operating Instructions Manual

FX-383VFig 5Lowering the spindleLowering the spindle lowers the drilling or cutting tool. Thereare two methods for lowering the cutting tool.a) One method is to use the down-feed lever arms.The lever handles are for gross and quick movements.b) The second method uses the micro-feed hand wheel whichhandles fine and slow movements.Using the lever armsGrab the lever handle knob and pull down. Remember not torelease the levers unless the quill is locked or the spindle hasreached the top position. Use the lever handles to control theascent when raising the spindle.Fig 6The Micro-feed hand wheel (Fig 6) is used to make fineadjustments while down feeding the spindle.Simply grab the handle on the hand wheel and turn.Turn the hand wheel clockwise for down and counterclockwise for up. Use the micro-feed hand wheel to makeprecise movement.Depth measurements can be monitored precisely byobserving the micro-adjusting indicator behind the handwheel.1 revolution = 2.5mm or 1inch.Fig 7Locking the quillThe machine head is equipped with a quill lock to lock thedepth of the spindle. It is useful for setting the tool depth formilling and drilling.Simply rotate the quill lock handle (K )until tight. Rotatecounter clockwise to release the quill.Leave the quill lock released when not need for an operation.Fig 8The Machine baseThe machine base consists of a cross table and baseassembly. The machine base is used to hold the work piece.The table is able to move forward and backwards, left andright for adjusting and milling the work piece.