39
DIAGNOSTIC CODE
SYMPTOM
SOLUTION
Up Arrow
Flash(es)
Down Arrow
Flash(es)
4
5
Opener runs approximately 6-8", stops and reverses.
Communication error to travel module. Check travel module connections, replace travel module if
necessary.
4
6
The garage door opener will not close and the light bulbs flash.
Safety sensors are misaligned or were momentarily obstructed. Realign both sensors to ensure both
LEDs are steady and not flickering. Make sure nothing is hanging or mounted on the door that would
interrupt the sensor’s path while closing.
The garage door opener can beep for several reasons:
l
Operating on battery power or the 12 Vdc battery needs to be replaced, see page 30.
l
Garage door opener has been activated through a device or feature such as Timer-to-Close or
garage door monitor, see page 33.
My remote control will not activate the garage door:
l
Verify the lock feature is not activated on the door control.
l
Reprogram the remote control.
l
If the remote control will still not activate the door check the diagnostic codes to ensure the garage
door opener is working properly.
My door will not close and the light bulbs blink on my motor unit:
The safety reversing sensor must be connected and aligned correctly before the garage door opener
will move in the down direction.
l
Verify the safety sensors are properly installed, aligned and free of any obstructions.
My garage door opener light(s) will not turn off when the door is open:
The garage door opener is equipped with a feature that turns the light on when the safety reversing
sensors have been obstructed or when the motion sensor on the door control detects movement in the
garage. These features can be disabled using the door control, see page 33.
My neighbor’s remote control opens my garage door:
Erase the memory from your garage door opener and reprogram the remote control(s).
The LEDs on the door control blink:
If you have a Smart Control Panel installed and the TTC is set to a custom time, press the ON button on
the Premium Motion-Detecting Control Panel to set the time properly.
My vehicle's Homelink
®
is not programming to my garage door opener:
Depending on the make, model, and year of your vehicle an external adapter may be required. Visit
www.homelink.com for additional information.
Wi-Fi troubleshooting
If your black adjustment button is not solid green go to wifihelp.chamberlain.com.
Green battery status LED - All systems are normal:
l
A solid green LED light indicates the battery is fully charged.
l
A flashing green LED indicates the battery is being charged.
Orange battery status LED - The garage door opener has lost power and is in battery backup mode:
l
A solid orange LED with beep, sounding approximately every 2 seconds, indicates the garage door
opener is operating on battery power.
l
A flashing orange LED with beep, sounding every 30 seconds, indicates the battery is low.
Red battery status LED - The garage door opener's 12V battery needs to be replaced:
l
A solid red LED with beep, sounding every 30 seconds, indicates the 12V battery will no longer hold
a charge and needs to be replaced. Please call for replacement battery to allow your system to
operate during a power outage.
Battery Status LED
Troubleshooting
