(3) 1/4”- 20 x 7/8”
Self-drilling screws
Pin
stripes
Top section
Strut
Drawbar
operator
bracket
Attaching Horizontal Tracks
14
NOTE:
Depending on your door, you may have Fully Adjustable Flag Angles or you may have
Angle Mount Vertical Track Assemblies. Refer to Package Contents / Breakdown of Parts, to
determine which Flag Angles / Vertical Track Assemblies you have.
WARNING
DO NOT RAISE DOOR UNTIL HORIZONTAL TRACKS ARE SECURED AT
REAR, AS OUTLINED IN STEP, REAR BACK HANGS, OR DOOR COULD FALL
FROM OVERHEAD POSITION CAUSING SEVERE OR FATAL INJURY.
IF YOU HAVE FLAG ANGLES:
To install horizontal track, place the curved end over the top
track roller of the top section. Align the bottom of the horizontal track with the top of the verti-
cal track. Tighten the horizontal track to the flag angle with (2) 1/4” - 20 x 5/8” carriage bolts
and (2) 1/4” - 20 flange hex nuts.
3/8”-16
Hex nut
Horizontal
track angle
3/8”-16 x
3/4” Hex head
bolt
1/4”-20 x 5/8”
Carriage bolts
1/4”-20
Flange hex
nuts
Horizontal
track
Flag angle
upper slot
Level
IF YOU HAVE ANGLE MOUNT:
To install horizontal track, place the curved end over the top
track roller of the top section. Align the bottom of the horizontal track with the top of the verti-
cal track. Tighten the horizontal track to the angle mount with (2) 1/4” - 20 x 5/8” carriage
bolts and (2) 1/4” - 20 flange hex nuts.
3/8”-16
Hex nut
Angle
mount
3/8”-16 x 3/4”
Hex head bolt
1/4”-20 Flange
hex nuts
Horizontal
track
Upper slot
Level
Vertical
track
Horizontal
track angle
1/4”-20 x 5/8”
Carriage bolts
Next level the horizontal track assembly and bolt the horizontal track angle to the first
encountered slot in the flag angle / angle mount using (1) 3/8” - 16 x 3/4” hex head bolt and
(1) 3/8” - 16 hex nut. Repeat for other side. Remove nail that was temporally holding the top
section in position.
IMPORTANT:
FAILURE TO REMOVE NAIL BEFORE ATTEMPTING TO RAISE DOOR COULD
CAUSE PERMANENT DAMAGE TO TOP SECTION.
Level
Level
Horizontal
track angle
Horizontal
track
Horizontal
track angle
Horizontal
track
Adjusting Top Fixtures
15
NOTE:
Depending on your door, you may have Top Fixture Bases and Top Fixture Slides or
you may have Top Fixture Assemblies. Refer to Package Contents / Breakdown of Parts, to
determine which Top Fixtures you have.
With horizontal tracks installed, you can now adjust the top fixtures. Vertically align the top
section of the door with the lower sections. Once aligned, position the top fixture slide, out
against the horizontal track. Maintaining the slide’s position, tighten the 1/4” - 20 flange
hex nuts or the (1) 5/16” - 18 hex nut to secure the top fixture slide to the top fixture base.
Repeat for other side.
Top fixture slide
Tighten the
1/4”- 20 flange
hex nut
Horizontal
track
Track roller
Top section
Intermediate
section
Top
section
Top
section
Top fixture
slide
Horizontal
track
Track roller
Top
section
Intermediate
section
Top
section
Top
section
Tighten the
5/16”-18
hex nut
COUNTERBALANCE
INSTALLATION INSTRUCTIONS
Attaching Head Plates
16
NOTE:
Refer to Package Contents / Breakdown of Parts, to determine which head plates you
have.
NOTE:
Prior to fastening head plates into the door jamb, pilot drill using a 3/16” drill bit.
IMPORTANT:
RIGHT AND LEFT HAND IS ALWAYS DETERMINED FROM INSIDE THE BUILDING
LOOKING OUT.
NOTE:
Head plates are right and left hand.
Attach the left hand head plate to the left hand horizontal track angle using (2) 3/8” - 16
x 3/4” hex head bolts and (2) 3/8” - 16 nuts. Secure the top of the head plate to the jamb
using 5/16” x 2” lag screw(s). Repeat the same process for right hand side.
14
Summary of Contents for 8300
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