Chamberlain 1140 Garage Door Opener User Manual


 
3
Pliers
Wire Cutters
Claw Hammer
Hack Saw
Screwdriver
Adjustable End WrenchLocking pliers
13mm, 11mm, and 6mm
Sockets and Wrench
Drill
Tape Measure
2
1
Stepladder
Pencil
8mm, 5mm, and
4mm Drill Bits
Carpenter's
Level
To avoid damage to the garage door and opener, disable
locks before installing and operating the opener. Use a
wood screw or nail to hold locks in the "open"
(unlocked) position.
Operation at other than 230V/50 Hz will cause opener
malfunction and damage.
To prevent possible SERIOUS INJURY OR DEATH:
• Always call for professional B&D garage door service if
garage door binds, sticks, or is out of balance. An
unbalanced garage door might not reverse when
required.
• NEVER try to loosen, move, or adjust garage door,
door springs, cables, pulleys, brackets or their
hardware, all of which are under EXTREME tension.
• Disable ALL locks and remove all ropes connected to
garage door before installing and operating garage
door opener to avoid entanglement.
• This unit should not be installed in a damp or wet space.
• The door must not extend over public byway during
operation.
• This product is provided with a power supply cord of
special design which, if damaged, must be replaced by
a power supply cord of the same type; such a power
supply cord may be obtained from you local B&D
distributor and must be fitted by a specialist.
This unit is supplied as a plug-in-device and it is
strongly advised that this unit remain a plug-in device.
Any alterations or changes to this will result in the
opener warranty being void.
Preparing your garage door
• Disable locks. Insert wood screws or nails to keep
them unlocked.
• Remove any ropes connected to garage door.
TESTING YOUR DOOR
Before you begin, complete the following test to
make sure your door is balanced and is not sticking
or binding:
• Lift the door about halfway as shown. Release the
door. It should stay in place, supported entirely by
its springs.
• Raise and lower the door to see if there is any
binding or sticking.
If your door binds, sticks, or is out of balance, call for
professional garage door service.
Tools needed
During assembly
, installation and adjustment of the
opener, instructions will call for hand tools as
illustrated.
ONE-PIECE DOOR
SECTIONAL DOOR
PORTE ARTICULÉE PORTE RIGIDE
ONE-PIECE DOOR
SECTIONAL DOOR
PORTE ARTICULÉE PORTE RIGIDE
Sectional Door
One-Piece Door
WWARNARNINGING
CAUTIONCAUTION
WWARNARNINGING
CAUTIONCAUTION
114A2845