HP Designjet 3D Service Manual page 283

Figure 223: Head cooling fan mounting bracket screw locations
18. Let head cooling fan hang off to side.
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19. Using a ⁄ " nut driver or standard screwdriver, remove the 4 foam
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insert retaining screws and washers. See
Figure 224: Foam insert retaining screw locations
20. Remove the foam insert.
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21. Using a ⁄ " nut driver or standard screwdriver, loosen but do not
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remove the 4 Y motor mounting bracket mounting screws. See
225.
Figure 224.
Figure
-267