LiftMaster SL3000UL SL3000UL Manual - Page 45

Troubleshooting - remote programming

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Troubleshooting The Gate Will Not Operate with Remote: OFF OPEN LEFT ON OPEN RIGHT STRIKE RADIO OPEN RECEIVER GATE LOCKED The radio receiver LED on the CENTER LOOP control board remains "ON" when using the remote control. 1. Probable Cause: Stuck remote control button. Solution: Unstick remote control button. 2. Probable Cause: The radio receiver has malfunctioned in the "ON" position. Solution: Cycle the power to the radio receiver. Resetting Motor(s) Note: Press firmly to reset thermal breaker button(s). A long slotted screwdriver may be needed to reach button on upper motor. OFF OPEN LEFT ON OPEN RIGHT STRIKE RADIO OPEN RECEIVER GATE LOCKED CENTER LOOP The radio receiver LED on the control board remains "OFF" when using the remote control. 1. Probable Cause: Remote control battery is dead. Solution: Replace remote control battery. 2. Probable Cause: The radio receiver has malfunctioned in the "OFF" position. Solution: Cycle the power to the radio receiver. 3. Probable Cause: Radio receiver's signal is not getting to gate operator. Solution: Check wiring between receiver and surge suppressor. 4. Probable Cause: Remote is not programmed correctly. Solution: Reprogram remote control, see page 28. 5. Probable Cause: Remote is not on the same frequency as the radio receiver. Solution: Verify that remote control frequency is 315 MHz. 6. Probable Cause: Blown surge suppressor. Solution: Measure the resistance between pin 12 and 13 on the surge suppressor (see page 14), if the circuit "closes" when the radio receiver is transmitting, replace the surge suppressor. CENTER SAFETY EXIT OFF O N CENTER SAFETY EXIT SENSOR ALARM W4 G B A MS LINK ALARM SENSOR DC-BACKUP SYSTEM ON SENSORS 1 3 1 3 REVERSE SENSOR TIMER 60 3 OFF OPEN LEFT 1 3 ON OPEN RIGHT COMMAND PROCESSED FIRE DEPT. EXIT LOOP STRIKE OPEN RADIO RECEIVER GATE LOCKED SAFETY LOOP CENTER LOOP RESET MOTOR CLOSE STOP OPEN POWER OVERLOAD MADE IN USA Motor(s) need resetting when: Reset Motor LED light flashes once, THEN System ON LED will flash rapidly 43

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43
CENTER
SAFETY
EXIT
CENTER SAFETY
EXIT
FIRE
DEPT.
1
3
STRIKE
OPEN
RADIO
RECEIVER
TIMER
SYSTEM ON
EXIT
LOOP
ALARM
SENSOR
REVERSE
SENSOR
OPEN
STOP
CLOSE
SAFETY
LOOP
CENTER
LOOP
GATE
LOCKED
60
POWER
OVERLOAD
OFF
W4
OPEN LEFT
DC-BACKUP
ALARM
SENSOR
OPEN RIGHT
3
SENSORS
1
3
1
3
COMMAND
PROCESSED
ON
G B
MS LINK
A
MADE IN USA
RESET
MOTOR
STRIKE
OPEN
CENTER
LOOP
GATE
LOCKED
OFF
OPEN LEFT
OPEN RIGHT
ON
RADIO
RECEIVER
STRIKE
OPEN
CENTER
LOOP
GATE
LOCKED
OFF
OPEN LEFT
OPEN RIGHT
ON
RADIO
RECEIVER
OFF
ON
Troubleshooting
1.
Probable Cause:
Stuck remote control button.
Solution:
Unstick remote control button.
2.
Probable Cause:
The radio receiver has malfunctioned in the
“
ON
” position.
Solution:
Cycle the power to the radio receiver.
1.
Probable Cause:
Remote control battery is dead.
Solution:
Replace remote control battery.
2.
Probable Cause:
The radio receiver has malfunctioned in the
“
OFF
” position.
Solution:
Cycle the power to the radio receiver.
3.
Probable Cause:
Radio receiver’s signal is not getting to gate
operator.
Solution:
Check wiring between receiver and surge suppressor.
4.
Probable Cause:
Remote is not programmed correctly.
Solution:
Reprogram remote control, see page 28.
5.
Probable Cause:
Remote is not on the same frequency as the
radio receiver.
Solution:
Verify that remote control frequency is 315 MHz.
6.
Probable Cause:
Blown surge suppressor.
Solution:
Measure the resistance between pin 12 and 13 on the
surge suppressor (see page 14), if the circuit “
closes
” when
the radio receiver is transmitting, replace the surge suppressor.
The Gate Will Not Operate with Remote:
The
radio receiver LED
on the
control board remains “
ON
” when using the remote control.
The
radio receiver LED
on the
control board remains “
OFF
” when using the remote control.
Resetting Motor(s)
NOTE:
Press firmly to reset thermal breaker button(s). A long
slotted screwdriver may be needed to reach button on upper
motor.
Motor(s) need resetting when:
Reset Motor LED
light flashes once,
THEN
System ON LED
will flash rapidly