MX4779 REV. A ©2019
SLIDESMART CNX 15 BASIC MANUAL
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39
Table 3. SmartCNX Controller - Troubleshooting
Display
Condition
Description
Alert, Error or
Fault
Possible Causes
Solutions
ALERT 22
INTLOCK FAILURE
Interlock/
Sequential Gate
communication
lost.
Alert auto
clears when
communication
between two
operators is
restored.
z
Appears when communication
connection is lost for more than 5
seconds between interlocked or
sequenced gate operators.
z
Solo operator has Sequential gate
set to ON.
1. Check cable
connections and
wiring. Make sure
both operators are
working properly
with same, current
software versions.
2. Verify Sequential
Gate is set to (0) on a
solo operator.
ALERT 28
BATTERY
DISCONNECTED
Battery
disconnected from
drive module.
Dead or disconnected batteries
detected by SmartCNX Controller.
Operator may still function on AC power
but will not have battery backup. Battery
fuse may be blown.
Replace or reconnect
batteries. Replace fuse if
needed.
FAULT 1
MOTOR RUN
TIME
(SWING ONLY)
The motor is on
longer than the
maximum run time
selected.
z
Taper clamp slipping
z
Missing target or bad limit sensor
1. Tighten taper clamp.
2. Check limit sensors.
Replace as required.
3. Increase Max Run
Timer.
FAULT 2
PHOTO EYE
Photo eye is
missing or not
working.
This fault can only occur if monitored
sensor check fails.
Correct malfunctioning
photo eye.
FAULT 4
GATE NO LOAD
SmartCNX
Controller detects
no load on
operator. Gate is
non-operational
while this fault is
triggered.
Possible causes:
z
Motor wires disconnected.
z
DC switch off.
z
Arm assembly disconnected
z
Taper clamp too loose
1. Check DC motor
wires condition and
connection to drive
module.
2. Turn DC power
switch on.
3. Tighten taper clamp.
4. Press RESET to clear
fault.
FAULT 14
STUCK GATE
SmartCNX
Controller could
not overcome
stuck gate after 3
attempts. Gate is
non-operational
while this fault is
triggered.
Caused by broken gate hardware or ice/
snow buildup.
1. Check and correct
gate hardware as
required.
2. Press RESET to clear
fault.
TROUBLESHOOTING/ALERTS/FAULTS/ERRORS