Technical Information Center

MMC71 Multi-Material Cutter

Problem Possible Cause Possible Solution
Blade stuck in down position Machine powered off during cut cycle Ensure the guard is closed. Power machine back on and it will automatically home itself.
GUARD OPEN! (message on display screen) Guard is open Reinstall guard & resume operation
Display not functioning. Blown Fuse. Replace with recommended fuse. Note: if fuse blows more than once, contact factory.
Unit not powered Turn power switch on in the rear of the unit.
Incorrect voltage supplied. Make certain the incoming voltage is correct and is not being influenced by large equipment.
Material does not cut Material is jammed Check machine for material jam and clear.
Insufficient cutting force Reduce speed of cut to increase blade force.
Material is outside specification range Check specification for maximum material size
Poor Cut Dull or Chipped Blades Replace with recommended blades.
Blades are not adjusted properly Follow blade adjustment procedure until paper will cut along all edges.
Insufficient cutting force Reduce speed of cut to increase blade force.
Material is outside specification range Check specification for maximum material size
Erratic Cut Lengths Not enough Idler roller tension Adjust idler roller tension with knob.
Feed rate not appropriate for material Adjust feed rate.
Uneven dereeler tension Make sure at high speeds, a power assisted dereeler is used.
Too much tension on dereeler/straightener Reduce feeding/dereeling tension.
Material does not fit Material is outside specification range Check specification for maximum material size
Blades out of Adjustment Blades were installed/adjusted improperly See blade adjustment procedure.
Resources
MMC71 Product Page
Download Operating Manual
Download Blade Replacement and Adjustment Manual
Technical Documentation: MMC71 Multi-Material Cutter

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