Chamberlain B4603TC Installation Manual page 42

Troubleshooting
Additional Troubleshooting
Mygaragedooropenerstops,reverses,beepsandflashesitslights:
Garage door opener has been activated through a device or feature such as Timer-to-Close or garage
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door monitor.
Check for binding or obstructions anywhere along the track to garage floor.
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My remote control will not activate the garage door:
Verify the lock feature is not activated on the door control.
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Reprogram the remote control.
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If the remote control will still not activate the door check the diagnostic codes to ensure the garage door
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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.
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The safety reversing sensor must be connected and aligned correctly before the garage door opener will
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move in the down direction.
Verify the safety reversing sensors are properly installed, aligned and free of any obstructions.
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If the receiving sensor (green LED) faces direct sunlight, switch the receiving sensor with the sending
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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
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(open and closed) before the Wi-Fi® learn mode can be activated.
If there has been a recent power outage, the garage door opener must complete a full cycle before the
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Wi-Fi® learn mode can be activated.
See page 36 to activate Wi-Fi LEARN mode.
If your black adjustment button is not solid green go to support.chamberlaingroup.com.
My vehicle's Home link® 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).
Garage door opener LED lights not working:
Unplug the garage door opener. Remove the cover and make sure the LED wiring is connected.
Safety sensor LED lights are not lit:
If the sensor LEDs do not glow steadily, see SAFETY SENSOR TROUBLESHOOTING page 29.
Green battery status LED: All systems are normal.
A solid green LED light indicates the battery is fully charged.
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A flashing green LED indicates the battery is being charged.
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Orange battery status LED: The garage door opener has lost power and is in battery backup mode.
Solid orange LED while the motor is on, indicates the garage door opener is operating on battery power.
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A flashing orange LED while the motor is on, indicates the battery is low.
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Red battery status LED: The garage door opener's 12V battery needs to be replaced.
A solid red LED indicates the 12V battery will no longer hold a charge. Go to chamberlain.com to
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purchase a replacement battery to allow your system to operate during a power outage.
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Battery
Status LED