Stratasys F123 Series Manual page 189

Monthly Maintenance
5. Clean and inspect the surface around the locating pins. Make sure that the tip wipe
assemblies can sit flush on the surface.
6. Inspect the flicker portion of the tip wipe assemblies. The top edge of the flicker should be
straight and must not contain excessive notching/wear.
7. Inspect the brush portion of the tip wipe assemblies. Brush bristles must not show evidence
of wear (i.e. no notches in bristle pattern) and should not contain significant bristle
clumping. Frayed bristles are acceptable as long as the top edge is even across all of the
bristles.
8. Replace one or both of the tip wipe assemblies if excessive wear is present. See
Table 2 (page 175)
9. Reinstall the support side tip wipe assembly by placing the assembly onto its locating pins
and sliding the assembly downward.
10. Repeat
for information on ordering replacement assemblies.
The components of the assembly cannot be replaced individually. The entire tip
wipe assembly must be replaced if excessive wear is present on the flicker or the
brush.
Figure 20: Tip Wipe Assembly Details
Flicker
step 9 above to reinstall the model side tip wipe assembly.
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Clean/Inspect Tip Wipe Assemblies
Tip Wipe Assembly
Brush
Page 178