inner beari n� covers. adjust them so there is no free play in the
taper bearing, and the bearing
turns
free]y. Tighten them against
each other to save this adjustment.
(c)The gap of the taper sliding plate is too widc--Adjust the bolt
tension.
(d) The chuck is loose---Tighten the chuck.
(e) The dri 11 bit or cutter is
du
11---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 he worn---Check these and rep} ace if
necessary
(c)The handwheel fixed screw may be loose---Check it and tight�n
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 workpi ece---never strj ke the
workpiece with a hammer.
(c) r
°
he table may not
-
be
-
i�
-
�e
-
1-_:_::_che
.
ck
-
ihe
-
tab
-
l
e
-
;{th_a
_
levei to � --
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) Csing a rag, wipe off any excess or dirty oil or cutting fluid
left on the machine.
(e) Lubricate the points, apply light greese or oil to
all
unpainted
metal to prevent corrosion.
(f) Cover
the
machine to prevent dust
or
dirt contamination when not
in use.
2.Dai
ly
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.
1l
Summary of Contents for ZAY7045FG
Page 14: ...4 I SPINDLE ASSEMBLV 1 l I...
Page 16: ...TABLE ASSEMBLY i 9...