Trouble Shooting - 3M 39600 Instructions And Parts List

12-OPERATION (continued)
12.9 Trouble Shooting Guide (continued)
PROBLEM PROBLEM
Drive belts break
Squeaking noise as boxes
pass through machine
Tape not centered on box
seam
The tape leg on the front of the
case is too long
200a3-NA
CAUSE CAUSE
Worn belt
Dry compression rollers
Defective column bearings
Tape drum not centered
Centering guides not centered
Box fl aps not of equal length
The tape is threaded incor-
rectly
The tape tension is too low
The knurled roller drags
Tape tracks to one side or
drags on the support tabs of
applying frame
Taping heads is not set up
properly
27
CORRECTION CORRECTION
Replace belt
Lubricate compression rollers
Replace column bearings
Reposition tape drum
Adjust centering guides
Check box specifi cations
Check machine specifi cations
Boxes are narrower than
recommended, causing
slippage and premature belt
wear
Replace drive belts
Adjust the box height adjust-
ment with the crank
Reduce spring pressure
(continued on next page)
2011 June