Genie GPS-IC Owner's Manual page 13

CAUTION
Header bracket must be fastened to garage
framing. Do Not fasten to drywall, particle
board, plaster or other such materials.
3. Install header bracket (Fig. 2-3)
• Place bracket so:
– center hole is on line "V."
– all holes are on line "H."
• Mark hole positions "A" and "B."
• Drill 5/32" holes at marked positions.
• Fasten bracket to header using two (2) 1/4" x 2"
lag screws [ 79 ] .
4. Attach channel/rail assembly to header
bracket (Fig. 2-4).
• Fasten header end of the channel/rail to the
Header bracket with cold header pin [ 82 ] .
• Install speed nut [ 81 ] .
• Support power head above floor, use:
– rope.
– ladder with cardboard packing.
– wood.
5. Level rail assembly and power head (Fig. 2-5).
• Raise and support power head above door tracks.
• Open door.
• Level channel/rail assembly and
support temporarily.
• Center channel/rail assembly and power head
on line "V" of door.
NOTE: The channel/rail assembly and power head
should be level if possible. If necessary, power
head may be mounted lower. However mounted,
moving door must not touch channel/rail assembly.
CAUTION
Mounting bracket must be fastened to garage
framing. Do Not fasten to drywall, particle board,
plaster or other such materials.
6. Mount power head
(See Section 2 MOUNTING METHODS).
• Be sure channel/rail assembly and power head
are on door center line (Line "V").
• Check the illustrations. Decide which mounting
method you will use. Materials for mounting are
not included.
• After power head is installed, remove
supporting material.
• Close door.
7. Install door braces (See CAUTION below).
CAUTION
Doors made of masonite, lightweight wood, fiber-
glass, and metal must be properly braced before
mounting Door Operator.
Contact door manufacturer or distributor for bracing
instructions.
Line "V"
"B"
"A"
Line "H"
Vertical
Centerline
of Door
Fig. 2-3
T-rail shown. Channel
attachment is same.
Speed nut
[ 81 ]
Header
Bracket
Spring
Header
Door
Support if
necessary to
clear spring
Fig. 2-4
Channel/Rail
Assembly
Fig. 2-5
Header Bracket
[ 79 ]
Lag Screws
[ 82 ]
Cold header
pin
Power Head
Center Line
13