Erreka ULS45EC Guide Rapide D'installation Et Programmation page 12

Changing the anchoring orifice
1 Place the barrier arm in
upright position.
2 Turn the tensioning handle
(M) anti-clockwise until the
spring is tensionless.
3 Release the anchor bolt (1)
and mount it in the other
orifice.
4 Balance the
described below.

If the spring or anchoring orifice needs to be changed, do
it before installing the barrier and the arm.
Balancing the barrier

THE BARRIER MUST BE BALANCED FOR PROPER
OPERATION.
• In order to complete the balancing, connect the
power supply and check operation: the barrier
should move smoothly, without jolts or jerks.
• If it does not move smoothly, without any jolts or
jerks, reduce the tension of the spring using the
tensioning handle.
The barrier may not be balanced when moving the
handle; if this is the case, change the anchoring
orifice (from 1 to 2) or the balancing spring. Repeat
these steps until the barrier is balanced and moves
smoothly.
The tensioning
h a n d l e i s o n l y
accessible with
t h e a r m i n
upright position.
12
barrier as
M
–
Unlock
–
2
1 1 Place the arm in upright position.
2 Turn the tensioning handle (M) anti-
3 Release the anchor bolt (1).
4 Take down the spring box (S), releasing the
5 Completely unscrew the tensioning handle,
S
6 Mount the spring box (S), inserting the pivot
V
+
7 Secure the anchor bolt in the appropriate
P289J
8 Balance the barrier as described below.
• Unlock the operator
and move the barrier
by hand to check its
position
stoppers. If it is not
correct,
corresponding
stopper, (A) or (B).
• Lock the operator and
check
necessary, adjust the
rod (C).
Unlock the operator and move the barrier by hand to
check the adjustment of the LA and LC cams which drive
the FCA and FCC limit switches.
+
The limit switch has two LEDs which indicate whether it is
enabled or not:
• The closing LED (FCC) is red
P289G
• The opening LED (FCA) is green

Travel will not be programmed correctly unless
the cams are correctly adjusted.
Changing the spring
clockwise until the spring is tensionless.
pivot (V).
remove the spring and position the new
spring in place. Finally, screw the tensioning
handle.
(V).
orifice, (1) or (2).
Stopper adjustment
A
in the
adjust the
C
operation. If
Limit switch adjustment
LC
FCC
B
P289H
LA
FCA
P289I