Before you begin, survey your garage area to see whether any of the conditions below apply to your installation.

SECTIONAL Door or ONE-PIECE Doorwith Track Installation

Horizontal and vertical reinforcement

 

 

 

 

 

 

 

is needed for lightweight garage doors

 

 

Slack in belt tension

 

(fiberglass, steel, aluminum, door with glass panels, etc.).

 

 

 

 

is normal when

See page 20 for details.

 

 

 

 

garage door is closed.

 

 

 

 

 

 

 

 

 

 

 

 

 

Header Wall

 

 

FINISHED CEILING Support bracket & fastening hardware is required.

See page 13.

— — —

Door Center

— — —

— —

Floor must be level across width of door

Safety Reversing Sensor

Extension Spring

OR

OR

Torsion Spring

One-Piece Door-Extension Spring

 

 

Header

 

Wall

 

Track

 

Door

Safety

 

Reversing

 

Sensor

 

Access Door

ONE-PIECE Door Without Track Installation

FINISHED CEILING Support bracket

&fastening hardware is required. See page 13.

Header

Wall

Access Door

Safety

Reversing

Sensor

Gap between floor and bottom of

door must not exceed 1/4".

Safety Reversing Sensor

You may find it helpful to refer back to this page as you proceed with the installation of your opener.

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