Safer PR90 Maintenance Manual page 94

Globalis International
MACHINE CONDITION: Power off the machine and lift the front part of
mechanical assembly.
PROCEDURE: While holding the printhead carriage on the axis make sure it
vertical justification to the screw (2), adjust screw (2) until the printhead
photosensor wheel edge approach to the print bar gently. Repeat this
procedure on the other screw located on the opposite side of the frame.
Fig. 5-2
5.3. DISTANCE ADJUSTMENT BETWEEN THE PRINT BAR
AND PRINTHEAD NEEDLES
MACHINE CONDITION: Power off the machine and lift the front part of the
mechanical assembly.
OBJECTIVE ADJUSTMENT: A distance of 0.27/0.32 mm must be
measured between the head of printhead needle and the printhead pressure
wheel.
ADJUSTMENT METHOD: Adjust the screw (1), adjust the distance between
the head of printhead needle and the printhead pressure wheel, and tighten
screw (1) again.
PR9 SERVICE MANUAL-VER1.1 Page 94 of 112