Track Angle Support; Low Headroom Track - Overhead door 321 Series Installation Instructions Manual

INSTALLING TRACK OPTIONS

TRACK ANGLE SUPPORT

1. Install Angle to the side of the track with the short leg toward the outside and non-embossed slot on the flag
bracket.
2. Secure the angle to the flag bracket and track using track bolts and nuts.
WEIGHT LIMITS FOR V12 STANDARD LIFT HORIZONTAL
TRACK MATERIAL
ANGLE SIZE LENGTH
GAGE THICKNESS
16 0.057 NONE
14 0.068 NONE
16 0.057 1.00" x 1.75"
14 0.068 1.00" x 1.75"
14 0.068 1.00" x 1.75"
14 0.068 1.00" x 1.75"
14 0.068 1.38" x 2.38"
14 0.068 1.38" x 2.38"
*18 GAGE (0.047") IS TO BE USED FOR VERTICAL TRACK ONLY
FIGURE 1

LOW HEADROOM TRACK

1. Vertical track, cut 2" from the top of the straight track
pieces.
2. Vertical track should be assembled the same as in
Section 1.
3. Assemble the low headroom headplate to the
transition curve using two track bolts and nuts from
the inside of the track through the top round holes
on the curve(loosely tighten).(See Figure 4)
4. Install the transitional curve and headplate assembly
on the vertical track assembly by sliding the vertical
track into the swedged end of the curve track.(See
Figure 5)
5. Secure the transitional curve and the vertical with a
track bolt and nut from inside the track and through
the swedged end of the curve.
6. Install vertical track and headplate to the wall. Refer
to Section 6 for Details.
ONLY ONE(1) TRACK BOLT
AND NUT REQUIRED
FIGURE 4
7' HIGH
MIN (>) MAX MIN (>)
100lbs
100lbs 190lbs
35" 190lbs 230lbs 162lbs
35" 230lbs 275lbs 200lbs
92" 275lbs 400lbs
104" 235lbs
92" 400lbs 500lbs
104" 342lbs
ADDITIONAL
TRACK BOLT AND
NUT IS OPTIONAL
8' HIGH
MAX
162lbs
200lbs
235lbs
342lbs
500lbs
29
FIGURE 2
FIGURE 3
FIGURE 5