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Planning(Continued)
ONE-PIECEDOORINSTALLATIONS
• Generally,a one-piecedoor does not require reinforcement. If
your door is lightweight, refer to the information relatingto
sectional doors in Installation Step 8.
• Dependingonyour door's construction, you may need
additional mounting hardwarefor the door bracket (Step8).
Without a properly working safety reversalsystem, persons
(particularly small children) could be SERIOUSLYINJUREDor
KILLEDby a closing garagedoor.
• Thegap betweenthe bottom of the garage door and the floor
MUSTNOTexceed1/4" (6 mm). Otherwise,the safety
reversalsystem may NOTwork properly.
• Thefloor or the garage door MUSTbe repairedto eliminate
the gap.
ONE-PIECEDOORWITHOUTTRACK
SafetyReversing
Sensor
HeaderWall
Rail
J
Access
Door
o
Safety Reversing
Sensor
Gap betweenfloor
and bottom of door must
not exceed 1/4" (6 mm).
FINISHEDCEILING
Support bracket
& fastening
hardware is required.
Seepage 16.
Wall-Mounted
Door Control
Motor Unit
CLOSEDPOSITION
Trolley Stop Bolt
Belt Trolley
Straight Curved
Door Door
Arm Arm
-- Garage
Door
Emergency
Release
Rope & Handle
ONE-PIECEDOORWITH TRACK
Gap betweenfloor
and bottom of door
Safety must not exceed
Reversing Sensor 1/4" (6 mm).
Access
Door
Safe_
Reversing Sensor
Header
Wall
CLOSEDPOSITION
Trolley Stop Bolt Belt Trolley
Door
Bracket
Garage
Door
Straight
Door
Arm
Rail
Emergency
Release
Rope &
Handle