STEP 5
MOUNT OPENER TO CEILING
Raise
Fasten
the opener power head high enough to allow the door to be
fully opened. OPEN DOOR BY HAND.
Set a 1 ½" (38) high
object on the top part of the door, under the rail assembly. The
rail assembly should be square back from the opener header
bracket. See Figure 11
NOTE: If clearance is limited, the rail support bracket can be
fastened directly to the ceiling.
Twist
Slide
Bend
Fasten
rail support bracket onto rail assembly. See Figures 7
and 8
the rail support bracket forward or backward on the rail
assembly to the best location for fastening to the ceiling. See
Figure 8
tabs down to lock rail support bracket to rail assembly.
See Figure 10
optional punched angle to the rail support bracket.
See Figures 9, 10 and 11
See Figure 8
extra rail support bracket(s) to center part of rail assembly furnished for doors over
8’3”(2500) high. See Figure 11A
FIGURE 11
POWER HEAD
CHASSIS
1 1/2” (38) HIGH
OBJECT
CURVED POWER ARM
OPTIONAL PUNCHED ANGLE
RAIL ASSEMBLY
RAIL SUPPORT
BRACKET
“C” BRACKET
POWER HEAD
3/8” X 1/2” HEX HEAD BOLT
“L” STRUT
TOP DOOR SECTION
FIGURE 11A
TEMPORARY TIE
FIGURE 9
COPYRIGHT © 2007 MARTIN DOOR
9
FIGURE 8
FIGURE 7
RAIL
SUPPORT
BRACKET
TWIST
FIGURE 10
RAIL SUPPORT
BRACKET
INVISIBLE
RAIL
ASSEMBL
Y
RAIL SUPPORT
BRACKET
RAIL ASSEMBLY
EXTRA RAIL SUPPORT BRACKET(S)
ON RAIL ASSEMBLY FURNISHED FOR
DOORS OVER 8’3”(2500) HIGH.
RAIL ASSEMBLY
OPTIONAL
PUNCHED ANGLE
POWER HEAD
RAIL SUPPORT BRACKET
5/16” X 2” LAG SCREW
OPTIONAL PUNCHED ANGLE
OPTIONAL PUNCHED ANGLE
5/16” X 2” LAG SCREW
3/8” X 1/2” HEX HEAD BOLT
3/8” X 1/2” HEX
HEAD BOLT
3/8”
LOCK NUT
RAIL
ASSEMBL
Y
RAIL
ASSEMBL
Y
RAIL
SUPPORT
BRACKET
TWIST
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