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371LM LiftMaster
Chamberlain Sears Craftsman Garage Door Opener Remote Control Coding
Instructions
LIFTMASTER PROFESSIONAL
Model 371LM Security + Single Function Remote Control
ONLY for
use with 315 MHz Security+ garage door openers and universal receivers that have
a purple learn button.
This can be found where you see the antenna
wire hanging from the motor head (you may have to take the lens cover off). If
antenna wire is not hanging from motor head then you have an external receiver
which is a black box approx. 6" x 2" mounted somewhere in the garage with a
antenna wire hanging from it (pop off cover to find Learn Code Button).
************* WARNING *************
Moving Door can cause serious injury or death.
·
DO NOT install transmitter
unless the door operator’s safety reverse works as required by the door
operator’s manual.
·
Wall control must be
mounted in sight of door, at least 5 feet above floor and clear of moving door
parts.
·
Keep people
clear of opening while door is
moving.
·
DO NOT
allow children to play with the
transmitter or door operator.
If safety
reverse does not work properly:
·
Close door then disconnect operator
using the manual release handle.
·
DO NOT
use transmitter or door operator.
·
Refer to Door and Door
Operators Owner’s Manuals before attempting any repairs.
_________________________________________________
Electrical Shock
can cause serious injury or death.
·
Power cord must be unplugged
before attaching any wires,
·
Be sure wire ends do not touch
each other or other terminals.
If you have questions or if you need a manual, contact the
distributor or manufacturer of the operator.
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Instructions are described below:
- Press and release the
“learn” button on the motor unit. The learn indicator light will glow steadily
for 30 seconds.
- Within 30 seconds, press
and hold the button on the hand-held remote.
- Release the button when
the motor unit light blinks. It has learned the code. If light bulbs are not
installed, two clicks will be heard.
To
Erase All Codes From Motor Unit Memo
To
deactivate any unwanted remote, first erase all codes:
Press and
hold the “learn” button on motor unit until the learn indicator light goes out
(approximately 6 seconds). All previous codes are now erased. Reprogram each
remote or keyless entry you wish to use.
The
Remote Control Batteries:
The Lithium
batteries should produce power for up to 5 years. To replace, pry open case with
visor clip or screwdriver. Insert batteries positive side up (+). Dispose of old
batteries properly.
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