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12 - MAINTENANCE (continued)
•
To reduce the risk associated with pinches and entanglement hazards:
−
Do not leave the machine running while unattended.
−
Turn the machine off when not in use.
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Never attempt to work on any part of the machine, load tape, or remove jammed boxes from the
machine while the machine is running.
12.3 Drive Belt Replacement/Tension Adjustment
Note – 3M recommends the replacement of drive belts in pairs, especially if belts are unevenly worn.
REPLACEMENT – STEPS 1-11
TENSION ADJUSTMENT – STEPS 1, 2, 4-6, 10 & 11
Figure 12-2
1. Raise upper taping head to its fully raised position.
2. Disconnect motor plug (A).
3. Remove and retain the six screws (B) and side cover (C).
4. Remove and retain screws (D), cap washers (E) and spacers (F) from the front and rear arm assembly pivots.
5. Lift belt assembly (G) up and off arm assembly pivots.
Note – Keep motor in vertical position to prevent gear oil from leaking out of motor.
D
E
F
A
Figure 12-2 – Drive Belt Replacement
Figure 12-3
6. Loosen, but do not remove lock nuts (H) on both the upper and lower belt tension assemblies.
7. Turn belt adjustment screws (J) clockwise to end of adjustment on both upper and lower tension assemblies.
8. Locate belt lacing (joint) by turning belt manually. Remove splicing with pliers. Remove and discard belt.
800af-I-NA
WARNING
C
B
37
D
E
F
G
2010 December
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