-
17
-
AT 92 T
English
SLIDING GATES
NOTES FOR USERS
7.
IMPORTANT !
AT
REGULAR
INTERVALS
,
WE
RECOMMEND
CARRYING
OUT
REGULAR
CHECKS
BY
SPECIALISED
PERSONNEL
TO
ENSURE
THAT
THE
OPERATOR
IS
RUNNING
SMOOTHLY
.
DO
THIS
AT
LEAST
ONCE
EVERY
12
MONTHS
.
Emergency operations (release)
7.1
In the event of a blackout, release the operator and operate
the gate by hand
(adequate thrust force is necessary)
:
CUT OFF THE GENERAL POWER SWITCH;
•
open the cabinet door using the relevant key;
•
rotate the release lever
•
(fi g.12-ref.1)
as indicated in
fi g.12
;
to restore normal operation, act on the lever in the opposite
•
direction;
close and re-lock the cabinet door;
•
restore the mains power supply.
•
IMPORTANT ! The release screw must be removed after use, to
ensure proper brake operation and avoid potentially dangerous
situations!!!
NOTES FOR MAINTENANCE TECHNICIANS
8.
IMPORTANT !
Maintenance can only be carried out by specialised personnel!!!
Before servicing the operator, use the differential switch to
DISCONNECT
THE
POWER
SUPPLY
!!!
For correct maintenance regularly carry out the following checks
as given in the maintenance manual issued by the installer.
Tab.3
operation
interval
Inspect the general condition of the gate
structure and the upper guides.
12 months
Inspect the condition of wheels, guide, couplings
and limit stops.
12 months
Clean the rack/pinion kinematics.
6 months
Inspect the condition of the safety devices
(photocells, ribs…).
12 months
Check that the electric system and differential
switch work correctly.
12 months
Check that the input of the Stop push-button is
connected to a NC contact and that it is working
correctly.
12 months
Troubleshooting
8.1
See Tab.4.
TYPE
OF
FAULT
PROBABLE
CAUSES
SOLUTIONS
Tab.4
T H E
G A T E
D O E S
N O T
O P E N
W H E N
C O M M A N D N E D
A N D
THE
MOTOR
DOES
NOT
START
-
UP
.
NO
POWER
.
•
RESTORE
THE
VOLTAGE
.
•
T H E
C I R C U I T
I S
N O T
•
CORRECTLY
CONNECTED
.
CHECK
THAT
THE
CONTROL
•
U N I T
I S
C O R R E C T L Y
CONNECTED
,
THAT
IT
HAS
NOT
LOST
CONNECTIONS
.
THE
UNUSED
NC
CONTACT
HAVE
TO
BE
JUMPERED
.
THE
RADIO
-
CONTROL
IS
NOT
•
WORKING
.
C H E C K
T H AT
T H E
R A D I O
•
C O N T R O L
B A T T E R Y
I S
CHARGED
.
CHECK
THAT
THE
TRANSMITTER
•
AND
RECEIVER
CODES
MATCH
.
CHECK
THAT
THE
RECEIVER
•
IS
WORKING
.
THE
CONTROL
UNIT
IS
NOT
•
WORKING
.
CHECK
THE
FUSES
.
•
CHECK
THE
OPERATING
LOGIC
•
SETTED
.
THE
LIMIT
SWITCH
IS
NOT
•
CORRECTLY
CONNECTED
OR
IS
FAULTY
.
C H E C K
T H AT
T H E
L I M I T
•
SWITCH
IS
CONNECTED
AND
WORKING
.
O N
G I V I N G
T H E
OPENING
COMMAND
,
THE
MOTOR
STARTS
-
UP
BUT
THE
WING
DOES
NOT
MOVE
.
THE
RELEASE
IS
OPEN
.
•
C L O S E
T H E
M A N U A L
•
RELEASE
.
THE
CONNECTION
BETWEEN
•
MOTOR
AND
LIMIT
SWITCH
IS
INVERTED
;
THE
MOTOR
IS
PUSHING
THE
WING
IN
THE
OPPOSITE
DIRECTION
.
RESTORE
THE
CORRECT
LIMIT
•
SWITCH
CONNECTIONS
.
THE
GATE
OPENS
IN
JERKS
,
IS
NOISY
OR
STOPS
HALFWAY
.
THE
RACK
IS
RESTING
ON
THE
•
PINION
OR
THE
BAR
PIECES
ARE
NOT
EVENLY
SPACED
.
CHECK
THE
RACK
AGAIN
AND
•
RESET
IT
TO
THE
CORRECT
POSITION
.
THE
GUIDE
HAS
STEPS
OR
THE
•
GATE
RESISTS
MOVEMENT
.
CHECK
THE
GUIDE
AND
WHEELS
•
A N D
I M P R O V E
S L I D I N G
.
T H E
P O W E R
O F
T H E
•
GEARMOTOR
IS
INSUFFICIENT
FOR
THE
GATE
FEATURES
.
U S E
A
M O R E
P O W E R F U L
•
G E A R M O T O R
(
S E E
PA R
.
TECHNICAL
DATA
).
ON
GIVING
A
CLOSING
COMMAND
,
THE
GATE
DOES
NOT
CLOSE
.
T H E
P H O T O C E L L S
A R E
•
FAULTY
.
CHECK
PHOTOCELLS
AND
•
R E L E VA N T
C O N N E C T I O N S
(
SEE
THE
CONTROL
UNIT
).
THE
CONNECTIONS
ARE
NOT
•
CORRECT
.
R E S TO R E
T H E
C O R R E C T
•
CONNECTION
.
T H E
K E Y
R E L E A S E
O F F E R S
S T R O N G
R E S I S TA N C E
O R
I S
BLOCKED
.
ON
GIVING
THE
OPENING
COMMAND
THE
MOTOR
STARTS
-
UP
BUT
THE
GATE
DOES
NOT
MOVE
.
THE
WING
STOPS
AGAINST
•
T H E
M E C H A N I C A L
L I M I T
BEFORE
THE
WING
HAS
BEEN
AUTOMATICALLY
STOPPED
,
CAUSING
ON
LOAD
BLOCKING
OF
THE
GEARS
.
C O R R E C T
T H E
P L AT E S
•
POSITION
AND
THE
BRAKING
TIME
.
CHECK
THAT
THE
LIMIT
SWITCH
•
WORKS
CORRECTLY
.
Fig.12
c
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