SW1000 Installation and Operation Instructions
PUD3448R2-1
For Assistance: [email protected] +1 (909) 591-8431
Page 39
Troubleshooting
Symptom
Possible Cause
Solution
The barrier does
not move when
activated.
No power
Verify power to the gate indicated by a green LED on the I/O - motor controller
board.
Blown fuse
Check fuse. If necessary replace with a 3A (slo-blo) fuse.
Access control
wires not landed
to correct I/O
board terminals.
Check access control wires at both the I/O board and access control panel.
The barrier
opens in the
wrong direction
(open entry and
open exit).
The gate
is installed
backwards.
The default gate orientation situates the tower assembly on the right-hand side
when viewed from the unsecured side. If the gate was installed backwards,
the Open Entry and Open Exit access control wires will need to be reversed to
correct the barrier opening directions
Open Entry
and Open Exit
signals are
wired incorrectly
Check access control wires, and reconnect as necessary.
The barrier
opens and
remains open
after powering
on.
The emergency
override
terminal is
configured for a
N.O. signal, but
the incoming
signal is N.C.
(or vice versa).
Check the signal state of the fire/life safety system and verify the emergency
override state select terminal is configured accordingly.
This basic troubleshooting section is provided to aid installers with the most commonly encountered installation
problems. If you require more troubleshooting assistance, contact Alvarado Technical Support.