Wire-O not closing properly (open or crushed)
High severitySymptoms
Sheets escaping; oval deformed loops; stepped closure
Probable causes
- Closer misadjusted (over- or under-closing)
- wrong diameter for the thickness
- uneven pressure along the element
The Print Guy · 2026-10-05
Other problems in this category
Wire/Spiral binding · TPG-276
Sheets pulling out of the binding
Pages coming loose in normal use
Wire/Spiral binding · TPG-273
Punching misaligned with the edge
Holes at varying distance from the spine; notebook binds crooked
Wire/Spiral binding · TPG-274
Torn holes or burrs
Dirty punching weakening the sheet; paper tearing at binding or in use
Wire/Spiral binding · TPG-277
Spiral jamming during insertion
Coil binding halfway through the block; sheets wrinkled trying
Wire/Spiral binding · TPG-278
Covers tearing at the holes
Board or PP cover ripping at the binding holes in use
Wire/Spiral binding · TPG-279
Off-center hanger or thumb cut on calendars
The hanging hook or half-moon cut lands off-center