Craftsman 53479 Owner's Manual page 7

ONE-PIECE Door Installation
Before you begin, survey your garage area to
see whether any of the conditions below apply
to your installation.
Header
Wall
FINISHED CEILING
Support bracket
& fastening
hardware is required.
See page 20.
One-Piece Door without Track
Access Door
O
Closed Position
Rail
Bracket
Rail Assembly
Garage Door
Door Arm
Safety Reversing
Sensor
Gap between floor and bottom of
door must not exceed 1/4"
Safety Reversing Sensor
Based on your particular requirements, there are several
installation steps which lnight call for materials and/or
hardware not included in the carton.
• Step 1, page 13 Look at the wall or ceiling above the
garage door. The header bracket must be securely
fastened to structural supports.
• Step 6, page 20 Do you have a finished ceiling in your
garage? If so, a support bracket and additional t:astening
hardware (not supplied) may be required.
• Safety reversing sensor, page 16 Depending on garage
construction, wood blocks may need to be securely
fastened to mounting locations before sensors are
installed.
• Step 14, page 17 Alternate floor mounting of the
safety reversing sensor will require hardware that is not
provided.
• Step 12, page 25 Generally, a one-piece door does not
require reinforcement. If your door is lightweight, you
can refer to the inforlnation relating to sectional doors
on page 24.
• Step 12, page 25 Depending on your door's
construction, you lnight need additional mounting
hardware for the door bracket.
• Do you have an access door in addition to the garage
door? If not, Model 53702 Elnergency Key Release is
required. See page 38.
• The gap between the bottom of the garage door and
the floor cannot exceed 1/4". Otherwise, the safety
reverse system may not work properly. See page 30.
The floor or the door should be repaired.
One-Piece Door With Track
Floor must be tevel
Safety across width of door
Reversing Sensor
Access 1
Safety
Reversing
Sensor
Closed Position
Door
Rail Trolley
Curved I
Bracket D oor Arm _/ ==1"
Rai_ Assembly
.Door ....
:_oloo_ozj i Emergency R e,eas e
Bracket oLralgHt I--
Door ]-- Rope & Handle
Arm
You may find it helpful to refer back to this page as
you proceed with the installation of your opener.