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:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::One-P ece Door without Track
Before you begin, survey your garage area to FINISHEDCEILI
see whether any of the conditions below apply Suppo_bracket _
tO your installation, hardw&faSlsen_lguired
q •
See page 17,
II _ __....._-_-Safety _ K\\_I Door '
Reversln
Gap between lleor and bottom Sensor
Safety of door must not exceed 1/4".
ReversingSensor One-Piece Door with Track
Based on your particular requirements, there are
several installation steps which might 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 mustbe
securely fastened to structural supports.
• Step 5, page 17 - Do you have a finished ceiling in
your garage? If so, a support bracket and
additional fastening hardware (not provided) may
be required.
• Safety reversing sensor, page 21 - Depending on
garage construction, wood blocks may need to be
securely fastened to mounting locations before
sensors are installed.
• Step 10, page 22 - Alternate floor mounting of the
safety reversing sensor will require hardware that
is not provided.
• Step 11, page 25 - Generally, a one-piece door
does not require reinforcement. If your door is
lightweight, you can refer to the information
relating to sectional doors on page 24.
• Step 11, page 25 - Depending on your door's
construction, you might need additional mounting
hardware for the door bracket.
• Do you have an access door in addition to the
garage door? If not, Model 53702 Emergency 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.
Floor must be level
. across width of door
Reversing
Sensor
Garage -
Door
Closed Position
Belt Belt Trolley
_-_'ulleyBracket j
_"Header Curved _ J
Bracket ooDoooroAo,nnooo_ IT-T-rail
J | Emergency Release
Door Straight Rope & Handle
Brackaf Door't
_//j Arm
You may find it helpful to refer back to this page
as you proceed with the installation of your
opener.
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