TM 5-6675-316-14
(4) Check that point of ball point pen tool does not touch drafting surface.
CAUTION
When using machine in automatic mode with drive motors engaged, do not
attempt to move carriages by hand or damage to gears and encoder will result.
(5) Input automatic “pen down” (Dl) command using operator’s console and check that pen point now
touches drafting surface but does not penetrate it too deeply or puncture it (i.e., pen should move smoothly over
surface).
CAUTION
Prior to starting automatic operation be sure fine adjustment devices on both
rails are unlocked or damage to drive motor, gears, and encoder may occur.
(6) To control drafting operation, use operator’s console to input drafting commands or run program tape
on machine controller.
w. Automatic scribing.
(1) Set machine for automatic operation (paragraph 3-6.3a).
(2) Select and attach scribing point to tangentially controlled device (table 3-5, item 2).
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