3M 3M-Matic 7000r, Instructions And Parts List

Page: 165 / 192

NA - ENG
April 2016
3M-Matic ™ Accuglide 3 - 3 Inch Taping Head
Page 15
(Adjustments continued on next page.)
Adjustments
(continued)
Applying Mechanism Spring
To obtain access to spring, remove
taping head cover (four mounting
screws). Replace cover to fi nish.
The applying mechanism spring,
shownin Figures 5-4A and 5-4B ,
controls applying/bu ffi ng roller
pressure on box and returns the
mechanism to reset position. The
spring pressure is pre-set, as shown
in Figure 5-4A for normal operation,
but is adjustable. If a tape gap
appears on trailing surface of box
increase spring pressure. If front of
box is being crushed by applying
roller decrease spring pressure.
Removing spring end loop from
spring holder and placing loop in
other holes provided to adjust
spring pressure (see Figure 5-4B .
One-Way Tension Roller
Figure 5-5
The one-way tension roller is factory
set. When replacing this assembly,
the roller must have 0,5 kg [1 lb.]
min. tangential force when turning.
To Adjust Tension:
1. Wrap a cord or small strap
(non-adhesive) 4-6 turns around
the tension roller.
2. Attach a spring scale to the end of
the cord or strap.
3. Turn adjusting nut (with socket
wrench provided) until required
force of approximately 0.5 kg to
0.9 kg [1 to 2 lbs.] is reached to
turn roller pulling on spring scale.
Figure 5-4 Applying Mechanism Spring
Figure 5-5 One-Way Tension Roller
0.5 - 0.9kg
[1/2 lbs.]
Adjusting Nut
A
B
• To reduce the risk associated with
shear, pinch, and entanglement hazards
- Turn air and electrical supplies o ff
on associated equipment before
performing any adjustments, mainte-
nance, or servicing the taping heads
- Never attempt to work on the taping
head or load tape while the box
drive system is running
WARNING