M
Check Step 3:
Measure garage door height (7'-6", 8'-0") with tape measure.
A
Make sure your rail is the proper length to open the garage
door. If there is any question contact your Customer
Service Representative at 1-800-35-GENIE.
•
An Extension Kit is available for 8' doors (Figure 3).
C
Check Step 4:
The header is a heavily reinforced section of the wall just
above the top of the garage door opening.
A Find 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.
B
Find 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 2-1/2" to "H" . Mark a point
on center line. Bottom of Header Bracket will be
installed here.
–
For one-piece doors, add 6" to "H" . Mark this point on
center line. Bottom of Header Bracket will be
installed here.
•
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 avove the spring. Do Not move the door spring.
C
Check 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.
6
G
D
EASURE
ARAGE
OOR
D
H
A
HECK
OOR
EADER
NOTE
NOTE
H
EIGHT
REA
HEADER
HEADER
Figure 4
For Help, call 1-800-35-GENIE or visit www.geniecompany.com
Figure 3
Rail Extension Kit
SECTIONAL DOOR
ONE-PIECE DOOR
Find Highest Point of Travel
Rail Extension for
8' door