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Feature Settings
TIMER-TO-CLOSE (TTC) 881LM ONLY
NOTE: DO NOT enable TTC if operating a one-piece door.
TTC is to be used ONLY with sectional doors.
Activate:
Press and hold the ON button until one of
the TTC LEDs light up.
Then press the ON button again to cycle
through the time interval options (the
corresponding TTC LED will light for each
time interval). The garage door opener light
bulbs will blink as confirmation.
Deactivate:
Press and hold the OFF button until all TTC
LEDs turn off and a beep is heard from the
motor unit.
Temporarily hold door open
(suspend TTC):
Press and release the HOLD OPEN button.
Press the HOLD OPEN button again to
resume normal TTC operation.
ON Button
1 Minute
TTC LED
OFF Button
5 Minute
TTC LED
HOLD OPEN
Button
10 Minute
TTC LED
NOTE: If you have an 880LM installed and the TTC is set
to a custom time, the 3 LED's on the 881LM will blink.
If the 3 LED's are blinking and you have an 881LM
ONLY, press the ON button to set the time properly.
Warranty
ONE YEAR LIMITED WARRANTY
The Chamberlain Group, Inc. warrants to the first consumer purchaser of this product that is free
from defect in materials and/or workmanship for a period of 1 year from the date of purchase.
114A4216C
LOCK
Activate:
Press and hold the LOCK button for
2 seconds. The command LED will flash as
long as the lock feature is activated and your
handheld remote control will not operate
your door at this time.
Deactivate:
Press and hold the LOCK button again for 2
seconds. The command LED will stop
flashing and normal operation will resume.
Command LED
LOCK Button
© 2011, The Chamberlain Group, Inc.
LIGHT
To change the amount of time the
garage door opener lights will stay on:
Press and hold the LOCK button until the
garage door opener lights flash.* The time
interval is indicated by the number of
flashes.
NUMBER OF TIMES
TIME THE GARAGE
GARAGE DOOR OPENER
DOOR OPENER LIGHT
LIGHTS FLASH
1
2
3
4
To cycle through the time intervals repeat
the step above.
LIGHT FEATURE
Deactivate:
Press and hold the LIGHT button until the
garage door opener lights turn on, then off
again.*
Activate:
Start with the garage door opener lights
on. Press and hold the LIGHT button until
the garage door opener lights turn off,
then on again.*
LOCK Button
LIGHT Button
* Approximately 10 seconds
FOR SERVICE DIAL OUR TOLL FREE NUMBER:
All Rights Reserved
MOTION SENSOR
Activate/Deactivate:
Slide the motion sensor switch ON or OFF.
Motion Sensor
Switch
STAYS ON
1 ½ Minutes
2 ½ Minutes
3 ½ Minutes
Motion Sensor
4 ½ Minutes
MAINTENANCE ALERT SYSTEM (MAS)
Activate/Deactivate:
Press and hold the LEARN button.
Then press the LIGHT button. The
service LED will flash the status; Active
is 2 flashes and deactivated is 3 flashes.
Service LED
Command LED
LEARN Button
NOTE: If the
command LED
is continuously
LIGHT Button
blinking, the
Lock feature
needs to be
deactivated.
For more information,
1-800-528-9131
please visit www.devancocanada.com
www.liftmaster.com
or call toll free at 855-931-3334
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