Chamberlain 893LM User manual

Single Button Remote Control
Model 891LM
3-Button Remote Control
Model 893LM
TO ERASE ALL CODES FROM MEMORY
REMOTE CONTROLS
MODELS 891LM & 893LM
To prevent possible SERIOUS INJURY or DEATH from a moving gate or garage door:
• ALWAYS keep remote controls out of reach of children. NEVER permit children to operate,
or play with remote controls.
• Activate gate or door ONLY when it can be seen clearly, is properly adjusted, and there are
no obstructions to door travel.
• ALWAYS keep gate or garage door in sight until completely closed. NEVER permit anyone to
cross path of moving gate or door.
Press and hold the button
on the remote control
that you wish to use.
“click”
“click”
Release the button
when the garage
door opener lights
blink or two clicks
are heard.
If programming to
other products,
press the button a
second time to
activate the product.
Locate the
Learn button.
Press and
immediately release
the Learn button.
The Learn LED will glow
steadily for 30 seconds.
Within 30 seconds...
PROGRAM USING THE GARAGE DOOR OPENER
For use with Security+ 2.0™ products. All Security+ 2.0™ Garage Door Openers have a yellow Learn
button and two yellow antennas. The code between the remote control and the receiver changes
with each use, randomly accessing over a billion new codes. Refer to your product manual for the
location of the learn button.
NOTE: Your product may look different than the products illustrated in this manual.
When deactivating any unwanted remote
control code, all previous codes will be
erased. Press and hold the Learn button on garage door opener
or other product until the learn LED goes out
(approximately 6 seconds). All previous codes are
now erased. Reprogram each remote control you
wish to use.
LED LED
Press the LEARN button again,
the LED will flash once.
Press the LEARN button on
the door control to enter
Programming Mode.
The command LED
will flash once. The command LED
will flash once again.
Press and hold the button
on the remote control
that you wish to use.
“click”
“click”
Release the button when
the garage door opener
lights blink or two clicks
are heard.
If programming to other
products, press the
button a second time to
activate the product.
PROGRAM USING THE DOOR CONTROL
For more information, please visit www.devancocanada.com or call toll free at 855-931-3334

REPLACEMENT PARTS
3V CR2032 Lithium battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10A20
Visor Clip . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29B137
ONE YEAR LIMITED WARRANTY
LiftMaster warrants to the first consumer purchaser of this product that it is free from defect in
materials and/or workmanship for a period of 1 year from the date of purchase.
3-BUTTON REMOTE CONTROLS
Press and hold the button down until the door or gate starts
to move. The remote control will operate from up to 3 car
lengths away on typical installations. Installations and
conditions vary, contact an installing dealer for more
information.
NOTICE: To comply with FCC and or Industry Canada rules (IC), adjustment or modifications of this
receiver and/or transmitter are prohibited, except for changing the code setting or replacing the battery.
THERE ARE NO OTHER USER SERVICEABLE PARTS.
Tested to Comply with FCC Standards FOR HOME OR OFFICE USE. Operation is subject to the following
two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any
interference received, including interference that may cause undesired operation.
3V CR2032
Pry open the case first
in the middle (1), then
at each side (2 and 3)
with the visor clip.
Remove the old battery.
Dispose of old batteries
properly.
Insert replacement
batteries positive side up.
Replace the batteries
with only 3V CR2032
coin cell batteries.
Replace cover.
THE REMOTE CONTROL BATTERY
The lithium battery should produce power for up to 3 years. If the battery is low, the remote control's LED will
not flash when the button is pressed. To replace battery: To prevent possible SERIOUS INJURY or DEATH:
• NEVER allow small children near batteries.
• If battery is swallowed, immediately notify doctor.
To reduce risk of fire, explosion or chemical burn:
• Replace ONLY with 3V CR2032 coin batteries.
• DO NOT recharge, disassemble, heat above 212° F (100° C) or incinerate.
© 2014, LiftMaster
114A3936C All Rights Reserved
1-800-528-9131
LiftMaster.com
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HOW TO USE THE REMOTE CONTROL
Additional buttons on the remote control can be
programmed to operate up to 3 devices such as additional
garage door openers, light controls, gate operators or
access control systems.
TO CONTROL THE GARAGE DOOR OPENER LIGHTS
With the door closed,
press and hold
the remote
control button
that you want to
control the light.
Press and
hold the
LIGHT button
on the
door control.
+
Press and
hold the
LOCK button
on the
door control.
After the garage
door opener
lights flash,
release all
buttons.
+
“click”
“click”
This feature is only available on garage door openers equipped with a multi-function door control and a remote control with more than one button. Not available with external receiver.
A remote control button can be programmed to operate the garage door opener lights without opening the door.
Test by pressing the remote control button. The garage door opener lights should turn on or off but the door should not move.

HOW TO ORDER REPAIR PARTS
DEVANCO CANADA
19192 HAY ROAD, UNIT Q
SUMMERSTOWN, ON K0C 2E0
TOLL FREE: 855-931-3334
www.devancocanada.com
WHEN ORDERING REPAIR PARTS
PLEASE SUPPLY THE FOLLOWING INFORMATION:
3PART NUMBER
3DESCRIPTION
3MODEL NUMBER