LiftMaster 84602 Owners Manual - English French Spanish - Page 16

Install the Header Bracket, OPTION A - WALL INSTALLATION

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Inst allat ion 2 Install the Header Bracket You can attach the header bracket either to the wall above the garage door, or to the ceiling. Follow the instructions which will work best for your particular requirements. Do not install the header bracket over drywall. If installing into masonry, use concrete anchors (not provided). HARDWARE Lag Screw 5/16"-9x1-5/8" OPTION A - WALL INSTALLATION 1. Center the bracket on the vertical centerline with the bottom edge of the bracket on the horizontal line as shown (with the arrow pointing toward the ceiling). Wall Mount (Header Wall) 2x4 Structural Support Horizontal Line Header Bracket Vertical Centerline of Garage Door Lag Screw 5/16"-9 x 1-5/8" Door Spring OPTION B - CEILING INSTALLATION 1. Extend the vertical centerline onto the ceiling as shown. 2. Mark the side holes. Drill 3/16" pilot holes and fasten bracket securely to a structural support with the hardware provided. Ceiling Mounting Holes Header Bracket 6" (15 cm) Maximum Door Spring (Garage Door) (Finished Ceiling) Vertical Centerline of Garage Door Lag Screw 5/16"-9 x 1-5/8" (Header Wall) Optional Mounting Holes Highest Point of Garage Door Travel (Garage Door) 16

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16
Inst allat ion
2 Install the Header Bracket
You can attach the header bracket either to the wall above the garage door, or to the ceiling. Follow the
instructions which will work best for your particular requirements.
Do not install the header bracket over
drywall. If installing into masonry, use concrete anchors (not provided).
HARDWARE
Lag Screw 5/16"-9x1-5/8"
OPTION A - WALL INSTALLATION
1.
Center the bracket on the vertical centerline with the bottom edge of the bracket on the horizontal line as
shown (with the arrow pointing toward the ceiling).
Wall Mount
Optional
Mounting
Holes
Vertical
Centerline of
Garage Door
(Header Wall)
Header
Bracket
2x4 Structural
Support
Door Spring
(Garage Door)
Highest Point of
Garage Door
Travel
Horizontal
Line
Lag Screw
5/16"-9 x 1-5/8"
OPTION B - CEILING INSTALLATION
1.
Extend the vertical centerline onto the ceiling as shown.
2.
Mark the side holes. Drill 3/16" pilot holes and fasten bracket securely to a structural support with the
hardware provided.
(Header Wall)
Ceiling Mounting Holes
(Finished Ceiling)
Vertical
Centerline of
Garage Door
Header
Bracket
6" (15 cm)
Maximum
Door Spring
(Garage Door)
Lag Screw
5/16"-9 x 1-5/8"