V2 NIUBA-24V, Manual

Page: 42 / 132

ENGLISH
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5 - SPRING POSITION
The barrier is provided with the spring fitted for RIGHT
installation (DX).
If the installation should be on the LEFT (SX), follow the
instructions below to change the position of the spring.
The coupling hole on the rocker arm may vary according to
the bar length. Place the spring onto the proper coupling hole
according to the following parameters:
NIUBA4 :
A For bars whose length ranges between 2.5 and 3 m
B
For bars whose length ranges between 3 and 4 m
NIUBA6 :
A For 4 metre long bars
B
For bars whose length ranges between 4 and 5 metres
C For bars whose length ranges between 5 and 6 metres
NOTE: the presence of any accessories installed on the bar
doesn’t affect the rocker arm’s coupling hole.
To achieve proper operation act on the spring as indicated
in the chapter 7
5.1 - COUPLING HOLE ON THE ROCKER ARM
(FIG.2) :
1.
Unscrew the bolt joining the spring to the rocker
2. Position the spring on the most suitable hole and screw again
the bolt
3. Adjust the 2 run end stops F
5.2 - POSITION OF THE SPRING FOR LEFT (SX)
INSTALLATION
NIUBA4 (FIG. 3):
1. Remove the spring
2. Reset the automation (chapter 8)
3.
Rotate the rocker by 90°
4. Fit the spring selecting the most suitable fastening hole
5. Adjust the 2 run end stops F
NIUBA6 (FIG. 4):
1.
Remove the spring
2. Unscrew the 4 screws that hold the rocker on the engine shaft
3. Turn the rocker arm by 90° and tighten the 4 screws
4.
Fit the spring selecting the most suitable fastening hole
5. Adjust the 2 run end stops F
m
ATTENTION: it is necessary to change the
dir
parameter in the control unit programming menu
DX SX
FIG. 1
FIG. 2