Using The Wall-Mounted Door Control; To Open The Door Manually - Chamberlain LiftMaster Security+ 3245CM Owner's Manual

Using Your Garage Door Opener (Continued)
The opener lights will turn on under the following
conditions: when the opener is initially plugged in; when
power is restored after interruption; when the opener is
activated.
They will turn off automatically after 4-1/2 minutes or
provide constant light when the Light feature on the
Multi-Function Door Control is activated. Bulb size is A19.
Bulb power is 100 watts maximum.
®
Security✚ light feature: Lights will also turn on when
someone walks through the open garage door. With a
Multi-Function Door Control, this feature may be turned off
as follows: With the opener lights off, press and hold the
light button for 10 seconds, until the light goes on, then off
again. To restore this feature, start with the opener lights
on, then press and hold the light button for 10 seconds
until the light goes off, then on again.

Using the Wall-Mounted Door Control

THE MULTI-FUNCTION DOOR CONTROL
Press the push button to open
or close the door. Press again to
reverse the door during the closing
cycle or to stop the door while it's
opening.
Light feature
Press the Light button to turn the
opener light on or off. It will not
control the opener lights when the door is in motion. If you
turn it on and then activate the opener, the light will remain
on for 4-1/2 minutes. Press again to turn it off sooner. The
4-1/2 minute interval can be changed to 1-1/2, 2-1/2, or
3-1/2 minutes as follows: Press and hold the Lock button
until the light blinks (about 10 seconds). A single blink
indicates that the timer is reset to 1-1/2 minutes. Repeat
the procedure and the light will blink twice, resetting the
timer to 2-1/2 minutes. Repeat again for a 3-1/2 minute
interval, etc., up to a maximum of four blinks and 4-1/2
minutes.
Lock feature
Designed to prevent operation of the door from hand-
held remote controls. However, the door will open and
close from the Door Control, the Outside Keylock and the
Keyless Entry Accessories.
To activate, press and hold the Lock button for 2 seconds.
The push bar light will fl ash as long as the Lock feature is
on.
To turn off, press and hold the Lock button again for 2
seconds. The push bar light will stop fl ashing. The Lock
feature will also turn off whenever the "learn" button on
the motor unit panel is activated.

To Open the Door Manually

To prevent possible SERIOUS INJURY or DEATH from
a falling garage door:
• If possible, use emergency release handle to
disengage trolley ONLY when garage door is
CLOSED. Weak or broken springs or unbalanced
door could result in an open door falling rapidly
and/or unexpectedly.
• NEVER use emergency release handle unless
garage doorway is clear of persons and
obstructions.
• NEVER use handle to pull door open or closed. If
rope knot becomes untied, you could fall.
The door should be fully
closed if possible. Pull down
on the emergency release
handle and lift the door
manually. To reconnect the
Push
door to the opener, press the
Button
door control push bar.
Lock
Button
The lockout feature prevents
Light
the trolley from reconnecting
Button
automatically. Pull the
emergency release handle
down and back (toward the
opener). The door can then be
raised and lowered manually
as often as necessary. To
disengage the lockout feature,
pull the handle straight down. The trolley will reconnect
on the next UP or DOWN operation, either manually or by
using the door control or remote.
27
Trolley
Release
Arm
Emergency
Release
Handle
(Pull Down)
MANUAL DISCONNECT
POSITION
Trolley
Release
Arm
Emergency
Release Handle
(Down and Back)
LOCKOUT POSITION