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9.2.18 Print Emitter Pickup
Adjustment
Note:
Old style emitters have four plastic feet
between the emitter board and the emitter
support shaft
D.
New style emitters have a
steel barB instead of the four plastic feet,
II
and a course adjustment collar with two setscrews
m.
If your machine has the old style emitter,
ignore steps 3 and 8.
1.
2.
3.
4.
5.
6.
7.
Separate the printer from the power supply
(9.2.2).
Turn the fine adjustment knob
II
full
counterclockwise (emitter in the full left
position).
Loosen the coarse adjustment setscrews
GI
(new style emitter only).
Slide the emitter board as far to the right
as possible.
Move the print head carrier to the right.
Insert code plate aligning tool, PIN 460028,
into the left hole
II
in the emitter.
Locate the printer serial number. It is
stamped on the right front corner of the
printer. If the serial number is below
xxxx47984, do step 7a only. If the serial
number is above xxxx47984 do step 7b.
a. Slide the emitter to the left until the gap
between the left side frame and the aligning
tool is 0.065 inch ± 0.005 inch (1.65 mm
±0.13mm)
m.
b. Perform the adjustment in step 7a, but use
a clearance of 0.097 inch ± 0.005 inch
(24.64 mm ± 0.013 mm) instead of the
clearance shown in 7a.
8.
Tighten the coarse adjustment setscrews (new
style emitter only).
9.
Use the fine adjustment knob to set a gap
of 0.128 inch ± 0.005 inch (3.25 mm ±
0.13 mm) between the alignment tool and
the left side frame
II .
10.
Remove the aligning tool.
11.
Loosen the pickup mounting screws
II .
12.
Move the print head to the left against the
side frame.
13.
I nsert code plate aligning tools
m .
Do
not touch the fine adjustment knob.
14.
CAUTION
Do not pinch the wires to the emitter
pickup board.
Tighten the pickup mounting screws with
the carrier against the left side frame.
15.
Remove the alignment tools and adjust the
left margin (9.2.21).
16.
Place the printer in the operating position
(9.2.2).
Removal
1.
Turn power off at the operator control
panel.
2.
Remove the printer cover (9.2.1).
3.
4.
Separate the printer from the power
supply (9.2.2) and place the printer in
the service position.
For installation, adjust the left margin
(9.2.21).
5.
6.
7.
8.
Verify that P2A
m
and P28 mare
plugged as shown on the safety cover decal;
if they are not, record the plugging.
Unplug P2A and P28.
For installation, adjust the print emitter
pickup.
CAUTION
The coil spring
II
may fly out when the
pickup mounting screws are removed.
Remove two screws
II
that hold the pickup
to the carrier.
9.
Reinstall the pickup by reversing this
procedure.
r J P 2 A - -
Mounting Feet
~8Stee,~~~@
__
- - - - - - - - -
-,
,
) ,1----
(t=
= :
-~~-~
\_--
~-""'-I ~0.065
inch
±
0.005
inch~
(1.65 mm
±
0.13 mm)
~
~ ~0.128 inch
±
0.005 inch'IJ
Note:
Adjust printers with serial numbers
(3.25 mm
±
0.13 mm)
13
below xxxx47984 to the 0.065 inch
clearance. Adjust printers with serial
number xxxx47984 or higher to 0.097 inch
± 0.005 inch (24.64 mm ± 0.013 mm).
Serial Printer
9-29
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