Troubleshooting

The Troubleshooting Guide lists some possible machine problems, causes and corrections. Also see Manual 2 "Troubleshooting" for taping head problems.

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

Top taping head does not apply enough pressure

Replace drive belts

Adjust the upper drive assembly force adjust regulator to increase the fore against the top of the box. Turn air regulator counterclockwise

 

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

 

Upper and lower applying

Machine's minimum height stop

Check manual to make sure

 

mechanisms interfere with each

does not match tape head leg

taping heads match machine

 

other

length setting

setting

 

 

 

 

 

 

Drive belts break

Worn belt

Replace belt

 

 

 

 

 

 

Squeaking noise as boxes pass

Dry compression rollers

Lubricate compression rollers

 

through machine

Dry column bearings

Lubricate column bearings

 

 

 

 

Defective column bearings

Replace column bearings

 

 

 

 

 

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

 

 

 

 

 

 

 

(continued on next page)

 

700r-NA

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2011 July

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3M 40800 operating instructions Troubleshooting Guide Problem Cause Correction

40800 specifications

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