Wired Door Controls; Wireless Programming - Chamberlain Merlin Professional MT230 Installation And Operating Instructions Manual

23
INSTALLING YOUR CM128 WIRELESS WALL BUTTON
Disconnect power to the opener whilst
installing this accessory to prevent acci-
dental activation. Locate minimum 1.5m
above the floor.
To install:
• Carefully pry open the CM128 and locate the two screws for
mounting.
• Attach to the wall using the two screws and wall anchors provided
if mounting to a plaster wall. If using a recessed wall box do not
use anchors.
NOTE: Do not overtighten screws. The wall button supplied with your opener is pre-programmed to your
opener in the factory. If adding a new wall button, follow the steps below.
24

WIRELESS PROGRAMMING

Activate the opener only when door is in full view, free of
obstruction and properly adjusted. No one should enter
or leave garage whilst door is in motion. Do not allow
children to operate push button(s) or transmitter(s). Do
not allow children to play near the door.
Fix any wall control at a height of at least 1.5m and with-
in sight of the door but away from any moving parts.
NOTE: The transmitters supplied with your opener are pre-pro-
grammed to your opener in the factory. If you purchase additional
transmitters, you will need to program them into your opener using
the steps below.
• Fix the warning against entrapment label near the
wall control.
ADDING transmitters using the "learn" button
• Press and hold down the transmitter button you wish to program
to the opener.
• The orange LED will flash continuously to indicate it is receiving
signal from the transmitter.
• Press and release the "learn" button on the opener.
• The courtesy light will flash once.
• Ensure the door is clear of obstruction, then test the transmitter.
Deleting ALL transmitters and codes
NOTE: This deletes all transmitters and codes.
• Press and hold the "learn" button until the orange indicator light
goes out (approximately 9 sec).
TO ADD Transmitters / Wall Control
Press and hold down the desired
button.
open
operate
learn
close
TO DELETE ALL TRANSMITTERS
operate
learn
close
open
open
15
+
or
LED will flash continuously
Press and release
the red learn button
Courtesy light will
flash once
Press and
hold the red
learn button
LED will light up
LED will go out
after (approx) 9
seconds. Release
learn button