3M 40800, 800rf manual Troubleshooting continued Troubleshooting Guide, Problem, Cause, Correction

Troubleshooting (continued)

Troubleshooting Guide

Problem Cause Correction

Tape is tabbing on the trailing leg on the back of the box

There is excess tension on the tape drum assembly and/or the one-way tension roller assembly

Rollers in the tape path do not rotate freely

Adjust the one-way tension roller and/or the tape drum assembly

Clean adhesive deposits from the surface, ends, and shafts of the rollers. Then lubricate roller shafts. Remove all lubricant from roller surfaces.

The blade is not cutting tape properly

The tape is threaded incorrectly

Applying mechanism spring has too little tension

Refer to tape cutting problems

Re thread the tape

Move spring hook to next tighter hole

The tape end does not stay in application position in front of the applying roller

The tape is incorrectly threaded

Flanged knurled roller overruns on return of applying mechanism to its rest position

Applying roller overruns on return of applying mechanism to its rest position

Re thread the tape

Adjust tension roller position in mounting slot to lengthen tape leg

There should be a slight drag when rotating the applying roller. If not, check friction springs and/ or friction pins and replace if necessary

The one-way tension roller is not correctly positioned

The one-way tension roller is defective

Position roller in it mounting slot so that tape end extends beyond centerline of applying roller

Replace the one-way tension roller

Tape not centered on box seam	Tape drum not centered	Reposition tape drum
	Centering guides not centered	Adjust centering guides
	Box flaps not of equal length	Check box specifications
AccuGlide 3 - 2" - NA	18	2012 January