40
2012 January
700r3-NA
Cause
Narrow boxes
Worn drive belts
Top taping head does not apply
enough pressure
Taping head applying spring
holder missing
Taping head applying spring set
too high
Worn or missing friction rings
Drive belt tension too low
Electrical disconnect
Circuit breaker not at correct
setting
Motor not turning
Machine's minimum height stop
does not match tape head leg
length setting
Worn belt
Dry compression rollers
Dry column bearings
Defective column bearings
Tape drum not centered
Centering guides not centered
Box
fl
aps not of equal length
Problem
Drive belts do not convey boxes
Drive belts do not turn
Upper and lower applying
mechanisms interfere with each
other
Drive belts break
Squeaking noise as boxes pass
through machine
Tape not centered on box seam
The Troubleshooting Guide lists some possible machine problems, causes and corrections.
Also see Section II "Troubleshooting" for taping head problems.
12.9 Troubleshooting Guide
Troubleshooting
Correction
Check machine speci
fi
cations.
Boxes are narrower than
recommended, causing slippage
and premature belt wear.
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
Replace spring holder
Reduce spring pressure
Replace friction rings
Adjust belt tension
Check power and electrical plug
Set to correct current value
Evaluate problem and correct
Check manual to make sure
taping heads match machine
setting
Replace belt
Lubricate compression rollers
Lubricate column bearings
Replace column bearings
Reposition tape drum
Adjust centering guides
Check box speci
fi
cations
(continued on next page)
Summary of Contents for 3M-Matic 700r3
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