Service manual

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PC - lGOO
Step P art No. Component
10
,
- 80 -
Explanation
2. Adjustment of the pen stroke: u
sj ng the pen stroke
adjustment jigs,
A and B, r otat e the depressed
part
of the connecti ng ring of the ejection lever
shaft unit. Using a standard
pe n (L " 23 .3 +0 or
- 0 . 11 . the pen stroke (the gap between a pen tip
and a platen) must be 0.6 to O.7mm at pen-up
position (the horizontal part of the Z·cam gear
in Figure V l ·4). To make the pen stroke smatier,
move the pen stroke adjustment jigs
of A and
B in each direction indicated by the arrows in the
figure below.
After adjustme nt , apply the Screw Locking Agent
to position E in the above f igure.
3. Adjustment of the Z·m otor phase: adju st the motor-
sett ing angle by printi ng characters with a standard
pen ( l ~ 23.3+oor - O . 11 .
•
4. Tightening the screw: tighten the Phillips reoud
he
ad screws (SP2 )( 5). The torque is 2.5 kg /em.
Applv the
Screw Lock ing Agent.