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Adjustment
1.
Do steps 1, 2, and 3 of the service check and
return to step 2 in this procedure.
2.
Loosen the photocell assembly (2 screws
II
behind the motor) so that the assembly will slide
but not move by itself.
3.
Connect the probe power wire (red) to test point
C1 E18 and the black wire to C1 E17 (196).
4.
Probe B1 B1 D07 with the probe ground wire on
test point G8
B.
5.
Power on.
6.
Slide the photocell down as far as possible.
7.
Slowly slide the assembly up until the probe up
light comes on.
Note: If the up light is on with the photocell down
as far as possible, slide the assembly up until the
up light goes off and then comes back on.
a. Hold the photocell assembly tightly in place and
tighten the 2 screws
II.
b. Verify the adjustment as follows:
At a Platen knob, use a small amount of
force in the direction to move the forms up.
The probe should remain at the up level
when you remove your hand from the Platen
knob.
At a Platen knob, use a small amount of
force in the direction to move the forms
down. The probe should remain at a down
'Ievel when you remove your hand from the
Platen knob.
c. Adjust again if needed.
d. Power off.
e. Move the red wire from TPB2-6C back to
TPB2-5B
II.
f. Move the black wire from TPB2-3C back to
TPB2-6C
II.
8.
Remove the probe and the jumper wire.
9.
Reinstall the printer covers and forms tractor unit.
128
Remove, Replace,
Adjust
Blue/White
Blue
Frame
I
__ .r--=-<"
I
I
I
~8D
Maintenance
5256 MIM
1-27
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