Check Step 3: MEASURE GARAGE DOOR HEIGHT
Measure garage door height
AIf door height is
BIf door height is
Kit. (Figure 3) (See Accessories Order Form, page 19).
CIf door height is taller than
Check Step 4: CHECK DOOR HEADER AREA
NOTE
The header is a heavily reinforced section of the wall just above the top of the garage door opening.
AFind vertical center line of door and header:
•Close door.
•Measure door width at top.
•Mark a point at center of door and on header directly above door. Draw a center line to connect points.
BFind Header Bracket mounting height (Figure 4): (Do not attach Header Bracket).
•Raise door, watching top edge of door and stop door when its edge reaches its highest point.
•Measure distance (“H”) from top edge of door to floor.
–For sectional doors, add
–For
NOTE
•For both types of doors:
–If the ceiling in your garage is so low that there is not at least a 3" space above the Header Bracket mounting point, contact a Genie Factory Authorized Dealer.
•If a door spring is in the way, place the Header
Bracket above the spring. Do Not move the door spring.
WARNING:
Door springs are under extremely high tension and should be handled ONLY by a trained professional.
CCheck wall for a stud or a solid header at your mark:
(If checking a finished wall, a stud finder may be helpful).
•If location is above Header, a 2" x 6" board must be screwed to studs beside your mark with at least two Lag Screws and Flat Washers (not provided).
•Transfer your mark to new mounting board.
Rail Extension for
8' door
Figure 3 Rail Extension Kit
SECTIONAL DOOR
H + |
HEADER
H
H + 6”
HEADER
H
Figure 4 Find Highest Point of Travel
6 | For Help, call |