Owners manual

Planning (Continued)
ONE-PIECE DOOR INSTALLATIONS
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Generally, a one-piece door does not require reinforcement. If
your door is lightweight, refer to the information relating to
sectional doors in Installation Step 8.
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Depending on your door’s construction, you may need
additional mounting hardware for the door bracket (Step 8).
ONE-PIECE DOOR WITHOUT TRACK
Rail Tab
Door Bracket
FINISHED CEILING
Support bracket
& fastening
hardware is required. See
page 16.
Cable
Straight
Door
Arm
Trolley
Curved
Door
Arm
Rail
Rail
Garage Door
Header
Bracket
Emergency
Release
Rope & Handle
Header
Wall
Header Wall
Access
Door
Safety Reversing
Sensor
Wall-mounted Door
Control
Slack in chain tension is
normal when garage door
is closed.
Motor Unit
Safety Reversing Sensor
Gap between floor
and bottom of door must
not exceed 1/4" (6 mm)
CLOSED POSITION
ONE-PIECE DOOR WITH TRACK
Rail Tab
Door
Bracket
Cable
Trolley
Straight
Door
Arm
Curved
Door Arm
Rail
Chain
Garage Door
Header
Bracket
Header
Wall
Access
Door
Safety
Reversing
Sensor
Safety
Reversing Sensor
Gap between floor and
bottom of door must not
exceed 1/4" (6 mm)
CLOSED POSITION
Emergency
Relea
se
Rope & Handle
Without a properly working safety reversal system, persons
(particularly small children) could be SERIOUSLY INJURED or
KILLED by a closing garage door.
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The gap between the bottom of the garage door and the
floor MUST NOT exceed 1/4" (6 mm). Otherwise, the safety
reversal system may NOT work properly.
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The floor or the garage door MUST be repaired to eliminate
the gap.
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