Operation; Using Your Garage Door Opener - Chamberlain 8500 Manual

Operation

To reduce the risk of SEVERE INJURY or DEATH:
1. READ AND FOLLOW ALL WARNINGS AND INSTRUCTIONS.
2. ALWAYS keep remote controls out of reach of children.
NEVER permit children to operate or play with door control
push buttons or remote controls.
3. ONLY activate door when it can be seen clearly, it is
properly adjusted and there are no obstructions to door
travel.
4. ALWAYS keep garage door in sight and away from people
and objects until completely closed. NO ONE SHOULD
CROSS THE PATH OF THE MOVING DOOR.
5. NO ONE SHOULD GO UNDER A STOPPED, PARTIALLY
OPENED DOOR.
6. If possible, use emergency release handle to disengage door
ONLY when door is CLOSED. Use caution when using this
release with the door open. Weak or broken springs or
unbalanced door could result in an open door falling rapidly
and/or unexpectedly and increasing the risk of SEVERE
INJURY or DEATH.
7. NEVER use emergency release handle unless doorway is
clear of persons and obstructions.
8. After ANY adjustments are made, the safety reversal system
MUST be tested. Failure to adjust the garage door opener
properly may cause SEVERE INJURY or DEATH.

Using Your Garage Door Opener

Your garage door opener has already been
programmed at the factory to operate
with your remote control, which changes
with each use, randomly accessing over
100 billion new codes. MyQ
uses a 900MHz signal to provide two-way
communication between the garage door
opener and MyQ ® enabled accessories.
When programmed to the LiftMaster
Internet Gateway you can monitor and
control your garage door from any internet
enabled computer or smartphone. You may
program up to 12 Security✚ 2.0™ remote
controls, 2 Security✚ 2.0™ keyless entries
and a combination of 16 MyQ
to the MyQ ® control panel.
The garage door opener can be activated
through a wall-mounted door control,
remote control, wireless keyless entry or
®
MyQ accessory. When the door is closed
and the garage door opener is activated
the door will open. If the door senses an
obstruction or is interrupted while opening
the door will stop. When the door is in any
position other than closed and the garage
door opener is activated the door will
IMPORTANT SAFETY INSTRUCTIONS
close. If the garage door opener senses
an obstruction while closing, the door will
reverse. If the obstruction interrupts the
sensor beam the garage door opener lights
® technology will blink 10 times. However, you can close
the door if you hold the button on the door
control or keyless entry until the door is
fully closed. The safety reversing sensors
® do not affect the opening cycle. The safety
reversing sensor must be connected and
aligned correctly before the garage door
opener will move in the down direction.
The garage door opener lights will turn on
when the garage door opener is activated.
® accessories
They will turn off automatically after 4-1/2
minutes or provide constant light when the
Light feature on the MyQ
activated. Bulb size is A19. Bulb power is
100 watts maximum.
Light feature: Lights will also turn on when
someone walks through the open garage
door. With a MyQ
feature may be turned off as follows: With
the garage door opener lights off, press and
hold the light button for 10 seconds, until
WARNING
WARNING WARNING
9. Safety reversal system MUST be tested every month. Door
MUST reverse on contact with 1-1/2" (3.8 cm) high object
(or a 2x4 laid flat) on the floor. Failure to adjust the garage
door opener properly may cause SEVERE INJURY or
DEATH.
10. ALWAYS KEEP DOOR PROPERLY BALANCED (see
page 3). An improperly balanced door may NOT reverse
when required and could result in SEVERE INJURY or
DEATH.
11. ALL repairs to cables, spring assemblies and other
hardware, ALL of which are under EXTREME tension,
MUST be made by a trained door systems technician.
12. To avoid SERIOUS PERSONAL INJURY or DEATH from
electrocution, disconnect ALL electric and battery power
BEFORE performing ANY service or maintenance.
13. This operator system is equipped with an unattended
operation feature. The door could move unexpectedly. NO
ONE SHOULD CROSS THE PATH OF THE MOVING DOOR.
SAVE THESE INSTRUCTIONS.
14.
® Control Panel is
® Control Panel, this
23
the light goes on, then off again. To restore
this feature, start with the garage door
opener lights on, then press and hold the
light button for 10 seconds until the light
goes off, then on again.
TIMER-TO-CLOSE (TTC)
The TTC feature automatically closes the
door after a specifi ed time period that
can be adjusted using a TTC enabled
door control. Prior to and during the door
closing the garage door opener lights will
fl ash and the garage door opener will beep.
BATTERY BACKUP*
The battery backup system allows access
in and out of your garage, even when the
power is out. When the garage door opener
is operating on battery power, the garage
door opener will run slower, the light will
not function, the Battery Status LED will
glow solid orange, and a beep will sound
approximately every 2 seconds.
* If applicable.