Chamberlain B2202C Manuel D'installation page 42

Troubleshooting
Additional Troubleshooting
My garage door opener stops, reverses, beeps and flashes its lights:
Garage door opener has been activated through a device or feature such as Timer-to-Close or garage

door monitor.
My remote control will not activate the garage door:
Verify the lock feature is not activated on the door control.

Reprogram the remote control.

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:
The safety reversing sensor must be connected and aligned correctly before the garage door opener will
move in the down direction.
Check for binding or obstructions anywhere along the track to garage floor.

The safety reversing sensor must be connected and aligned correctly before the garage door opener

will move in the down direction.
Verify the safety reversing sensors are properly installed, aligned and free of any obstructions.
o
If the receiving sensor (green LED) faces direct sunlight, switch the receiving sensor with the
o
sending sensor so the receiving sensor is not in direct sunlight.
Wi-Fi® troubleshooting
The garage door opener will NOT enter Wi-Fi® learn mode:
After the initial installation of the garage door opener, the garage door opener must complete a full

cycle (open and closed) before the Wi-Fi
If there has been a recent power outage, the garage door opener must complete a full cycle before the

Wi-Fi learn mode can be activated.
®
See page 34 to activate Wi-Fi LEARN mode.
If your black adjustment button is not solid green go to support.chamberlaingroup.com.
My vehicle's Homelink® is not programming to my garage door opener:
Compatibility Bridge (not included) may be necessary for certain vehicles. Visit bridge.chamberlain.com to
find out if a Bridge is needed.
My neighbor's remote control opens my garage door:
Erase the memory from your garage door opener and reprogram the remote control(s).
Safety sensor LED lights are not lit:
If the sensor LEDs do not glow steadily when the opener is activated, see SAFETY SENSOR
TROUBLESHOOTING page 29.
42
® learn mode can be activated.