TM 10-8145-222-23
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REPLACE CONTINUED
3. Turn pen arm over, marker tip up (Figure 7).
4. Release "U" clip tab and lift off of metal pen arm releasing cartridge pen (Figure 7).
5. Dispose of old cartridge pen.
6. Position new cartridge pen onto metal pen arm (Figure 7).
7. Wrap "U" clip tab around pen arm and snap into place (Figure 7).
8. Remove protective pen cap (Figure 7).
9. Install metal pen arm (Figure 6, Item 3) and secure with two screws (Figure 6, Item 2).
NOTE
Each time the chart paper or fiber tip pen cartridge is changed, make sure that each
pen stops at the inner and outer most temperature graduation of the chart paper.
Otherwise, this pen offset can cause the unit to record an incorrect temperature on
the chart.
10. If pen does not touch the paper, adjust pens (TM 10-8415-222-10, Adjust).
Figure 7. Changing Cartridge Pen Arm.
END OF TASK
END OF WORK PACKAGE
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