Applying Mechanism Spring; One-Way Tension Roller - 3M -Matic 7000a Pro Instructions And Parts List

Adjustments

Applying Mechanism Spring

To obtain access to spring, remove
taping head cover (four mounting
screws). Replace cover to nish.
The applying mechanism spring,
shownin Figures 5-4A and 5-4B,
controls applying/bu 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
2. Attach a spring scale to the end of
3. Turn adjusting nut (with socket
• To reduce the risk associated with
- Turn air and electrical supplies o
- Never attempt to work on the taping
3M-Matic ™ Accuglide 3 - 2 Inch Taping Head
Page 15
(continued)
(non-adhesive) 4-6 turns around
the tension roller.
the cord or strap.
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.
WARNING
shear, pinch, and entanglement hazards
on associated equipment before
performing any adjustments, mainte-
nance, or servicing the taping heads
head or load tape while the box
drive system is running
A
Figure 5-4 Applying Mechanism Spring
Adjusting Nut
Figure 5-5 One-Way Tension Roller
(Adjustments continued on next page.)
B
0.5 - 0.9kg
[1/2 lbs.]
NA - ENG
April 2017