GBC AdvancedPunch Technical & Service Manual page 29

Maintenance
2. Ensure the torsion springs [1] are hooked over the bracket [2].
[1]
[2]
Figure 1.13 Aligner Roller Torsion Spring Hooked on Bracket.
To clean idler rollers:
1. Clean the idler rollers with a soft cloth and alcohol.
2. Inspect the idler rollers for wear patterns or groves. Surface should be evenly
textured and clean.
Advanced Punch Service Manual 1-17
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