Maintenance - Bolton Tools ZX45 PD Operating Manual

inner bearing covers. Adjust them so there is no free play in the
taper bearing, and the bearing turns freely. Tighten them against
each other to save this adjustment.
(c)The gap of the taper sliding plate is too wide---Adjust the bolt
tension.
(d)The chuck is loose---Tighten the chuck.
(e)The drill bit or cutter is dull---Sharpen or replace it.be sure
to use cutting fluid to preserve tool life.
(f)The workpiece is not held firmly---Check the clamps or vise you
are using, and assure to tighten the workpiece
6. The micro feed does not work smoothly
(a)The clutch may be loose ---Check this and tighten if necessary.
(b)The worm or worm shaft may be worn---Check these and replace if
necessary.
(c)The handwheel fixed screw may be loose---Check it and tighten
if necessary.
7. The workpiece is not machined accurately
(a)Imbalance of heavy workpiece---Check to see that heavy workpiece
are held in balance. the workpiece Out of balance may shift when
being machined
(b)A hammer has been used on the workpiece---never strike the
workpiece with a hammer.
(c)The table may not be level---check the table with a level to be
sure it is level both side to side and front to back.
(d)The machine may not be stable in the floor--- be sure the machine
is firmly mounted to the floor.

MAINTENANCE

1. After each use
(a) Turn off the power switch.
(b) Remove any tool bits, clean and lubricate them, and return them
to their storage case.
(c) Using a stiff bristle brush, brush off all chips.
(d) Using a rag, wipe off any excess or dirty oil or cutting fluid
left on the machine.
(e) Lubricate the points, apply light grease or oil to all unpainted
metal to prevent corrosion.
(f) Cover the machine to prevent dust or dirt contamination when not
in use.
2. Daily maintenance
(a) Fill the oil reservoir to the proper level before each use
(b) Check the tightness of the bolts holding the head in place.
(c) If overheating or unusual noises are produced, stop the machine
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