3M 40800 OPERATION continued, Trouble Shooting Guide continued, Problem, Cause, Correction

Models: 40800

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12.9 Trouble Shooting Guide (continued)

12-OPERATION (continued)

12.9 Trouble Shooting Guide (continued)

 

 

 

 

 

 

 

 

PROBLEM

 

 

CAUSE

 

 

 

 

 

 

 

 

 

The blade does not cut tape

 

 

 

The blade is dull and/or has

 

or the tape end is jagged or

 

 

 

 

broken teeth

 

shredded

 

 

 

 

Tape tension is insufficient

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Adhesive has built up on the

 

 

 

 

 

 

 

 

 

 

 

 

blade

 

 

 

 

 

 

 

The blade is in backwards

 

 

 

 

 

 

 

One or both cutter springs are

 

 

 

 

 

 

 

missing or stretched

 

 

 

 

 

 

 

CAUSE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Tape is tabbing on the trailing

 

 

There is excess on the tape

 

leg on the back of the box

 

 

 

 

 

drum assembly and/or the

 

 

 

 

 

 

 

on-way tension roller assembly

 

 

 

 

 

 

 

Rollers in the tape path do not

 

 

 

 

 

 

 

rotate freely

 

 

 

 

 

 

 

 

 

 

 

 

The blade is not cutting tape

 

 

 

 

 

 

 

properly

 

 

 

 

 

 

 

The tape is threaded incorrect

 

 

 

 

 

 

 

Applying mechanism spring

 

 

 

 

 

 

 

has too little tension

 

CORRECTION

Replace the blade

Increase tape tension by adjusting the one-way roller

Clean and adjust the blade

Make sure the blade is bottomed out against the mounting bolts

Lubricate the blade oiler pad on the blade guard

Mount the blade so that the beveled edge is away from the entrance end of the head

Replace the defective spring(s)

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

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

Refer to tape cutting problems

Rethread tape

Move spring hook to next tighter hole

700aks-NA

2011 October

 

 

29

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3M 40800 operating instructions OPERATION continued, Trouble Shooting Guide continued, Problem, Cause, Correction