Color variation during the run
High severitySymptoms
Sheet 5,000 doesn't match the approved start-up sheet
Probable causes
- Ink-water balance drift
- roller temperature
- ink fountain drifting
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The Print Guy · 2026-10-05
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Offset – Ink/Water · TPG-030
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Offset – Ink/Water · TPG-032
Scumming (localized greasing)
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Offset – Ink/Water · TPG-033
Excessive dot gain
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Offset – Ink/Water · TPG-035
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The pile won't dry; can't back up or finish
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Set-off in the pile
Ink marks the back of the next sheet