13
EN
3 flashes
1 second pause
3 flashes
Activation of the “motor force” limiting device During the movement, the gate experienced excessive friction; identify
the cause .
4 flash
1 second pause
4 flash
Activation of the STOP input
At the starting of the manoeuvre or during the movement, the STOP input
was activated; identify the cause
5 flash
1 second pause
5 flash
Error in the internal parameters of the elec-
tronic control unit
Wait at least 30 seconds, then try giving a command . if the condition
persists it means there is a malfunction and the electronic board has to
be replaced
6 flash
1 second pause
6 flash
The maximum manoeuvre limit/hour has
been exceeded
Wait for a few minutes until the manoeuvre limiting device drops to under
the maximum limit
7 flash
1 second pause
7 flash
There is an error in the internal electric
circuits
Disconnect all the power circuits for a few seconds and then try to give
the command again . If the condition persists it means there is a serious
malfunction and the electronic board has to be replaced
8 flash
1 second pause
8 flash
A command that does not permit other
commands to be performed is already
present .
Check the type of command that is always present; for example, it could
be a command from a timer on the “open” input .
9.5 - Control unit signals
The leds on the control unit's terminals, connectors and keys, issue signals to indicate their normal/faulty operation .
Table 20 describes the causes and solutions for each signal .
TABLE 20
Terminal leds on control
unit
Stop Set
Close
Open
SCA
Flash
L1
L2
L3
L4
L5
L6
L7
L8
1.6A T
BlueBus led
Cause
Solution
Off
Malfunction
Check for presence of the power supply; check that the fuses are not
blown; in this case, identify the cause of the fault and then replace with
versions with the same specifications.
On
Serious malfunction
There is a serious malfunction; try switching off the control unit for a few
seconds; if the condition persists, it means there is a malfunction and the
circuit board has to be replaced .
1 flash per second
Everything OK
Normal control unit operation .
2 quick flashes
Status variation
This is normal when there is a change in one of the inputs: SS, STOP,
OPEN, CLOSE, triggering of photocells or the radio transmitter is being
used .
Series of flashes separated
by a pause light
Miscellaneous
This is the same signal as on the flasher (see Table 19)
1 second pause
Led STOP
Cause
Solution
Off
Activation of the STOP input
Check the devices connected to the STOP input
On
Everything OK
STOP Input active .
SS led
Cause
Solution
Off
Everything OK
SS input not active
On
SS input activation
Normal if the device connected to the SS input is active
Solution
OPEN led
Cause
Off
Everything OK
OPEN input not active
On
OPEN input activation
Normal if the device connected to the OPEN input is active
CLOSE led
Cause
Solution
Off
Everything OK
CLOSE input not active
On
CLOSE input tripped
Normal if the device connected to the CLOSE input is active
STOP led
Cause
Solution
Off
STOP input
Check the devices connected to the STOP input
On
Everything OK
STOP Input active
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