OPTIONAL POWER ARM ANGLE
FASTEN OPENER POWER
ARM DIRECTLY TO HOLE
AT SAME HEIGHT AS
TOP ROLLERS
STILE
BOLT
OIL
BOLT
HEAD
OPENER
POWER
ARM
POWER ARM
ANGLE
FASTEN TWO
NUTS TIGHT
AGAINST
POWER ARM
ANGLE
FULL HEIGHT
POWER ARM
ANGLE
(FASTEN POWER ARM ANGLE TO STILE WITH 5 1/4” X 1” THREAD FORMING SCREWS AS SHOWN.)
OPENER DOOR BRACKET GUIDELINES
ONLY Martin Finger Shield Garage Door Systems allow you
to choose center, off center or side mounting for a safer,
more attractive opener installation. See page 2 and 3
WARNING!
Other brand doors are designed for center mounted
openers only. Off center or side mounted installations may result
in other brand doors binding, side shifting, twisting, and falling, as
the lift cables may detach from the cable drums.
A Martin Opener
requires 1 1/2" (38) more clearance than the
required garage door clearance.
Opener Door Bracket Exception
Martin Doors over 18'2" (5540) wide,
high wind Martin Doors
and Martin wood doors over 10’2”(3100) wide use
3 1/4”(83)
wide “U” struts that fasten over top roller brackets . The opener
door bracket fastens on top of this “U” strut, at any location
with four 1/4”(6) thread forming screws. With the door in the
closed position, f
or low clearance installations, try using
straight power arm only for fastening to the opener door
bracket.
See Figures A,B
asten straight power arm to reversed curved
power arm (curve may be cut off). The reversed curved power
arm is first fastened to opener door bracket. Fasten power
arms together at about a 45
°
angle for smooth opening
and
closing of door. F
the
CENTER MOUNT 8”(204)
LOW CLEARANCE
MARTIN OPENER DOOR BRACKET
FASTENED TO CENTER STILE AND
REVERSED “L” STRUT.
SIDE MOUNT 12”(305) CLEARANCE
ONE STRAIGHT POWER ARM AND
ONE REVERSED CURVED POWER ARM.
BOTH FASTENED TOGETHER AT A 45
°
ANGLE.
MARTIN OPENER DOOR BRACKET FASTENED TO
3 1/4”(83) WIDE “U” STRUT
ONE STRAIGHT POWER ARM FASTENED
AT A 45
°
OR MORE ANGLE
FIGURE A
FIGURE B
COPYRIGHT © 2003 MARTIN DOOR
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