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Planning (Continued)
ONE-PIECE DOOR INSTALLATIONS
• 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 11.
• Depending on your door's construction, you may
need additional mounting hardware for the door
bracket (Step 11).
Without a properly working safety reversalsystem,
persons (particularly small children) could be
SERIOUSLYINJUREDor KILLEDbya closing garage
door.
• The gap betweenthe bottom of the garagedoor and
the floor MUSTNOTexceed 1/4" (6 ram). Otherwise,
the safety reversalsystem may not work properly.
• Thefloor or the garagedoor MUST be repairedto
eliminate the gap.
ONE-PIECE DOOR WITHOUT TRACK
FINISHED CEILING
Support bracket
& fastening
hardware is required.
See page 16.
Safety Reversing Sensor
Rail
Slack in chain tension
is normal when garage
door is closed
Wail-mounted
Door Control
Safety Reversing
Gap between floor Sensor
and bottom of door must not exceed 1/4" (6 rnm).
Motor Unit
Trolley Stop Bolt
eader
/atl
CLOSED POSITION
cable Trolley
Emergency
Release
Rope & Handle
ONE-PIECE DOOR WITH TRACK
Safety
Reversing Sensor
Access I
Door I
()1
Revel*sing
Gap between floor Sensor
and bottom of door
must not exceed 1/4" (6 mm).
CLOSED POSITION
Trolley Stop Bolt Cable
Header Cu_'ed
Bracket Door Ar
_D °°°°°°°©°
Door I
Bracket Straight
Door
Garage Arm
oct
Chain
Rail
Eme_ency
Release
Rope &
Handle
5