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Chapter 5 Troubleshooting Other Symptoms
Shuttle is noisy 1. Check the bolts securing the mechanism base to the base pan.
Tighten the mechanism base mounting bolts if they are loose
enough to permit movement of the mechanism base.
2. Remove the shuttle cover. Check the shuttle frame assembly
mounting/clamp screws for looseness. Torque the 5/32 inch
socket head clamp screws to 20 ±
2 inch-pounds (2.26
±
0.23
N•m). Torque the center captive 5/32 inch socket head screw to
20
±
2 inch-pounds (2.26
±
0.23 N•m).
3.
Inspect the shuttle area for loose hardware. Tighten loose
hardware.
4.
Check that the hammer bank cover assembly is correctly
installed, that it has not slipped off the mounting pegs. Check
that the ribbon mask has not partially separated from the
hammer bank cover. Check for debris trapped between the
ribbon mask, hammer bank cover, and hammer bank. Clean the
shuttle frame assembly and hammer bank cover assembly if you
find debris. Replace the hammer bank cover assembly if you
find any damage to the ribbon mask or hammer bank cover.
5.
Power up the printer. Run a shuttle test. Replace the shuttle
frame assembly if it is noisy or rattles.
Table 5. General Symptom List
Symptom Corrective Action
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