3M 800a3 manual OPERATION continued, Troubleshooting Guide, Problem, Cause, Correction

Models: 800a3

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12-OPERATION (continued)

12-OPERATION (continued)

12.9 Troubleshooting Guide

 

 

Problem

Cause

Correction

Drive belts do not convey boxes

Narrow boxes

Check machine specifications.

 

 

Boxes are narrower than

 

 

recommended, causing slippage

 

 

and premature belt wear.

 

Worn drive belts

Replace drive belts

 

Top taping head does not apply

Adjust the box height adjustment

 

enough pressure

with the crank

 

Top flap compression rollers in too

Readjust compression rollers

 

tight

 

 

Taping head applying spring

Replace spring holder

 

holder missing

 

 

Taping head applying spring set

Reduce spring pressure

 

too high

 

 

 

 

Drive belts do not turn

Worn or missing friction rings

Replace friction rings

 

Drive belt tension too low

Adjust belt tension

 

Electrical disconnect

Check power and electrical plug

 

Motor not turning

Evaluate problem and correct

Drive belt break

Worn belt

Replace belt

 

Excessive belt tension

 

 

 

 

Squeaking noise as boxes pass

Dry column bearings

Tension to 3.5 kg [7 lbs] per

through machine

Defective column bearings

adjustment section

 

Lubricate column bearings

 

 

 

 

Replace column bearings

Tape not centered on box seam

Tape drum not centered

Reposition tape drum

 

Box flaps not of equal length

Check box specifications

800a3-NA

25

2011 September

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3M 800a3 manual OPERATION continued, Troubleshooting Guide, Problem, Cause, Correction