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The Troubleshooting Guide lists some possible machine problems, causes and corrections. Also see Section
II
"Troubleshooting", pages 15 and 16 for taping head problems.
Troubleshooting Guide
Troubleshooting
Correction
Check machine specifications.
Boxes are narrower than
recommended, causing slippage
and premature belt wear.
Replace drive belts
Check the threading path , tension
adjustments and free operation of
the rollers
Readjust compression rollers
Reduce spring pressure
Replace friction rings
Adjust belt tension
Check power and electrical plug
Set to correct current value
Verify motor is receiving electrical
power
Replace timing belt
Replace belt
Reposition tape drum
Check box specifications
Problem
Drive belts do not convey boxes
Drive belts do not turn
Drive belts break
Tape not centered on box seam
Cause
Narrow boxes
Worn drive belts
Too much tape tension
Top flap compression rollers in too
tight
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
Timing belt stripped or broken
Defective belt
Tape drum not centered
Box flaps not of equal length
Summary of Contents for 3M Matic 120af
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Page 40: ...35 Special Set Up Procedure Continued Figure 6 3 Outer Column Re Positioning ...
Page 42: ...37 Figure 7 1 Pneumatic Diagram Electrical Pneumatic Diagrams ...
Page 43: ...38 Figure 7 2 Electrical Diagram Electrical Pneumatic Diagrams Continued ...
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Page 50: ...45 120af Adjustable Case Sealer Frame Assemblies ...
Page 51: ...46 Figure 6227 1 of 3 120af Adjustable Case Sealer ...
Page 53: ...48 Figure 6227 2 of 3 120af Adjustable Case Sealer ...
Page 55: ...50 Figure 6227 3 of 3 120af Adjustable Case Sealer ...
Page 57: ...52 Figure 6228 120af Adjustable Case Sealer ...
Page 59: ...54 Figure 6229 120af Adjustable Case Sealer ...
Page 61: ...56 Figure 6230 120af Adjustable Case Sealer ...
Page 63: ...58 Figure 6231 120af Adjustable Case Sealer ...
Page 65: ...60 Figure 6232 120af Adjustable Case Sealer ...
Page 67: ...62 120af Adjustable Case Sealer Figure 6233 1 of 2 ...
Page 69: ...64 Figure 6233 2 of 2 120af Adjustable Case Sealer ...
Page 71: ...66 Figure 6234 120af Adjustable Case Sealer ...
Page 73: ...68 Figure 6235 120af Adjustable Case Sealer ...
Page 75: ...70 120af Adjustable Case Sealer Figure 6236 1 of 2 ...
Page 77: ...72 120af Adjustable Case Sealer Figure 6236 2 of 2 ...
Page 79: ...74 120af Adjustable Case Sealer Figure 6237 ...
Page 81: ...76 Safety and Information Labels 120af Adjustable Case Sealer ...