9-8
EM-573 (N-04-18)
5. Unthread the tip assembly and remove it from the head.
6. Verify that both o-rings are present in the tip assembly and installed correctly.
• There is (1) small o-ring near the threads.
• There is (1) large o-ring in the center of the tip assembly.
7. Set the tip assembly upside-down on the lens tissue or lint-free cloth.
For steps 8 to 10, see Figure 9-8.
8. Loosen the (3) captive M5 x 80 SHCS securing the manifold block to the head.
• Use a 4 mm hex wrench.
9. Carefully, remove the manifold block.
10. Verify that all (4) o-rings are present on top of the manifold block and installed correctly.
• There are (3) small o-rings in the upper right corner of the manifold block.
• There is (1) large o-ring in the center of the manifold.
11. Set the manifold block on one of its at sides on the lens tissue or lint-free cloth.
Do not set the manifold block upside down on the electrical connector.
12. Use the lens insertion tool to unthread the focus lens cartridge from the head. See Figure 9-6.
• Place the old lens cartridge on the lens tissue or lint-free cloth.
If necessary, cover the bottom of the head with tape to prevent contamination.
13. Remove a new focus lens cartridge from the appropriate protective packaging.
DO NOT WIPE OR TOUCH THE GLASS SURFACE.
14. Inspect each side of the new focus lens while shining the LED light from behind the optic.
15. Blow off any dust or loose particles, if necessary.
ONLY use clean dry air or nitrogen to blow off the glass surface.
16. Inspect each side of the new focus lens while shining the LED light from behind the optic.
• If the focus lens cartridge is clean, proceed to step 17.
• If the focus lens cartridge is contaminated, get another replacement or new focus lens cartridge and
return to step 13.
17. Use the lens insertion tool to thread the new focus lens cartridge snugly into the head. See Figure 9-7.
DO NOT OVERTIGHTEN.
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