Chamberlain 1256R - 1/2HP Garage Door Opener User Manual


 
To Open the Door Manually
The door should be fully
closed if possible. Pull down
on the emergency release
handle and lift the door
manually. To reconnect the
door to the opener, press the
door control push button.
The lockout feature prevents
the trolley from reconnecting
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.
32
Using the Wall-Mounted
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.
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.
Trolley
Release
Arm
N
O
T
IC
E
Emergency
Release
Handle
(Pull Down)
Trolley
Release
Arm
N
O
T
IC
E
Emergency
Release Handle
(Down and Back)
WARNING
CAUTION
WARNING
WARNING
LOCKOUT POSITION
MANUAL DISCONNECT
POSITION