Maintenance - Sharp TMV Series Service And Parts Manual

6. Maintenance:

"Maintenance is more important than repair,
and repair is better than purchase".
Under long-term operations, if the machine has
not been properly maintained and operated, its
service life shall be greatly reduced. The work-
piece quality is therefore affected, and the
efficiency decreased. It is essential for an
operator to know how to handle the machine
and the concept of its maintenance and keep
correctly.
Daily Maintenance:
(1) Check and see if the oil level of hand
crank pump is on the designed line.
(2) The designated positions must be
lubricated prior to operations.
(3) Keep the machine idling for three to
five minutes daily prior to operations.
(4) At the close of each day, work table
shall be cleaned and the unfinished
workpiece must be removed_ A little
bit of lubricant is recommended.
(5) At the close of each day, all setting levers
shall be loosened, and all sliding parts
shall be moved to the proper position.
Then cutter must be dismantled.
(6) At the close of each day, the headstock
must be restored to its normal position if
it is tilted.
Monthly Maintenance:
(1) Check and see if all clamping rails of
various sliding surfaces are normal.
(2) Check and see if the backlash between
leadscrew and its nut is normal.
(3) Check and see if the quill lock and that of
each and over sliding surface is normal.
Quarterly Maintenance:
(1) Check and see if the brake functions and
belt are normal.
(2) Inspect the level of work table and
erection status of headstock.
(3) Test the machine again by the chart of
test specifications.
(4) Replace whatever parts worn-out.
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