3
7
TYPICAL SECTIONAL DOOR INSTALLATION
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TYPICAL
SUPPORT
BRACKET
EXTENSION SPRING
OR
TORSION SPRING
SAFE-T-BEAM
®
BRACES
ADDED
HEADER BRACKET
MOUNTING BOARD
TYPICAL 1-PIECE DOOR INSTALLATION
48" POWER CORD
TO
120V GROUNDED
OUTLET
4
1
3
6
2
3
5
SECTIONAL DOOR
1-PIECE DOOR