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21
22
B614
23
532297 - Rev.D
17
15 Nm
!
1
2
3
4.5 MOUNTING THE SPRING
The balancing of the barrier requires:
-
installing of the turnbuckle in the appropriate
position
-
installing of the appropriate spring: single or
double
-
manual adjustment of the turnbuckle
!
- Carry out the work with the power supply di-
sconnected.
- The spring appropriate for the length of the arm is
defined in the balancing table (see
2). Follow
the indication of the table to identify the holes for
hooking the spring to the rocker arm and the base.
- The accessories on the arm must be considered
when choosing the balancing spring (single or
double). In case of addition or elimination of the
accessories at a later time, it might be necessary to
change the spring.
TURNBUCKLE
!
This operation requires the release of the barrier.
- Keep away from the moving elements inside the
box.
- Do not leave the arm vertical when the barrier
is unlocked.
1. Release the barrier using the manual release key.
2. (
21
) Lift the arm completely vertical.
3. Relock the barrier.
4. (
22
) Align the bushing
1
and the turnbuckle
2
with the appropriate hole (see
2). Fix in
position with screw
3
, adding the supplied washer.
!
Use the torque wrench to tighten to the torque shown
in the figure.
Содержание B614
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