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I ONE-PIECE Door Installation I One-Piece__Door Without Track
Before you begin, survey your garage area to /_
FINISHED CEILING
see whether any of the conditions below apply ____._o _
Supp_= ur_e_
tO your Installation. &lasting _
hardware is required,
Slac_ksinChanom_ntenwtN_nSmn Seepage 17
garage door isdosed,
/z
le
_ Gap _
_ ofdoor rnustnot exceed 1/4".
Safety Reversing Sensor
Based onyourparticularrequirements, thereare
several installationstepswhichmightcell for
materialsand/or hardwarenot includedinthecarton.
• Step 1, page 13 - Lookat the wall or ceilingabove
the garage door.The header bracket mustbe
securelyfastened to structuralsupports.
• Step 5, page 17 - Do you have a finished ceilingin
yourgarage? If so, a supportbracket and
additionalfastening hardware (not provided)may
be required.
• Safety reversingsensor,page 21 - Dependingon
garage construction,wood blocksmay need to be
securelyfastened tomountinglocationsbefore
sensorsare installed.
• Step 10, page 22 - Alternatefloor mountingofthe
safety reversingsensorwillrequirehardware that
is notprovided.
• Step 11, page 25 - Generally, a one-piece door
does not requirereinforcement.If yourdoor is
lightweight, you can refer tothe information
relatingto sectionaldoorson page 24.
• Step 11,page 25 - Dependingon yourdoor's
construction,you might need additionalmounting
hardware for thedoor bracket.
• Do you have an access door in additiontothe
garage door?If not, Model 53702 Emergency
Key Release isrequired.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 flooror thedoor
shouldbe repaired.
One-Piece Door With Track
Safety acro4ss width of door
Reversing Sensor
Closed Position
Cable Cable Trolley Chain
, Bracket
T-rail
Door
Straight Release
Bracket Door _ Rope & Handle
Arm
You may find It helpful to refer back to this page as
you proceed wIth the installation of your opener.