Operation; Important Safety Instructions; Using Your Garage Door Opener - Craftsman 139.536481DM Manual Del Propietário

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 garage door
control push buttons or remote controls.
3. ONLY activate garage 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 until completely closed.
NO ONE SHOULD CROSS THE PATH OF THE MOVING
DOOR.
5. NO ONE SHOULD GO UNDER A STOPPED, PARTIALLY
OPEN DOOR.
6. 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, causing SEVERE
INJURY or DEATH.
7. NEVER use emergency release handle unless garage
doorway is clear of persons and obstructions.
8. NEVER use handle to pull garage door open or closed. If
rope knot becomes untied, you could fall.

Using Your Garage Door Opener

Your Security✚ ® opener and hand-held remote control have been
factory-set to a matching code which changes with each use,
randomly accessing over 100 billion new codes. Your opener will
operate with up to eight Security✚
Security✚ ® Keyless Entry System. If you purchase a new remote,
or if you wish to deactivate any remote, follow the instructions in
the Programming section.
Activate your opener with any of the following:
• The hand-held Remote Control: Hold the large push button
down until the door starts to move.
• The wall-mounted Door Control: Hold the push button or bar
down until the door starts to move.
• The Keyless Entry (See Accessories): If provided with your
garage door opener, it must be programmed before use. See
Programming.
When the opener is activated (with the safety reversing
sensor correctly installed and aligned)
1. If open, the door will close. If closed, it will open.
2. If closing, the door will reverse.
3. If opening, the door will stop.
4. If the door has been stopped in a partially open position, it will
close.
WARNING

IMPORTANT SAFETY INSTRUCTIONS

®
remote controls and one
WARNING WARNING
9. If one control (force or travel limits) is adjusted, the other
control may also need adjustment.
10. After ANY adjustments are made, the safety reversal system
MUST be tested.
11. Safety reversal system MUST be tested every month. Garage
door MUST reverse on contact with 1-1/2" (3.8 cm) high
object (or a 2x4 laid fl at) on the fl oor. Failure to adjust the
garage door opener properly may cause SEVERE INJURY or
DEATH.
12. ALWAYS KEEP GARAGE DOOR PROPERLY BALANCED (see
page 3). An improperly balanced door may NOT reverse
when required and could result in SEVERE INJURY or
DEATH.
13. 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.
14. ALWAYS disconnect electric power to garage door opener
before making ANY repairs or removing covers.
SAVE THESE INSTRUCTIONS.
15.
5. If obstructed while closing, the door will reverse. If the
obstruction interrupts the sensor beam, the opener lights will
blink for fi ve seconds.
6. If obstructed while opening, the door will stop.
7. If fully open, the door will not close when the beam is broken.
The sensor has no effect in the opening cycle.
If the sensor is not installed, or is misaligned, the door won't close
from a hand-held remote. However, you can close the door with
the Door Control or Keyless Entry, if you activate them until down
travel is complete. If you release them too soon, the door will
reverse.
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. Bulb size is A19. Bulb power is
75 watts maximum
30