Wayne-Dalton 8300, Installation Instructions And Owner'S Manual

Weather seal (If applicable)

Level

Bottom section

Wooden shims (If necessary)

Attaching Vertical Tracks To Jambs

10

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.

IMPORTANT: 

IF YOUR DOOR IS TO BE INSTALLED PRIOR TO A FINISHING CONSTRUCTION 

OF THE BUILDING’S FLOOR, THE VERTICAL TRACKS AND THE DOOR BOTTOM SECTION 

ASSEMBLY SHOULD BE INSTALLED SUCH THAT WHEN THE FLOOR IS CONSTRUCTED, NO 

DOOR OR TRACK PARTS ARE TRAPPED IN THE FLOOR CONSTRUCTION.

IMPORTANT: 

THE TOPS OF THE VERTICAL TRACKS MUST BE LEVEL FROM SIDE TO SIDE. 

IF THE BOTTOM SECTION WAS SHIMMED TO LEVEL IT, THE VERTICAL TRACK ON THE 

SHIMMED SIDE MUST BE RAISED THE HEIGHT OF THE SHIM.

NOTE:

 Make sure the counterbalance lift cable is located between the track rollers and the 

door jamb.
Starting on the left hand side of the bottom section, remove the nail. Position the left hand 

vertical track assembly over the track rollers of the bottom section and install, as shown. Drill 

3/16” pilot holes into the door jamb for the lag screws.

FOR FULLY ADJUSTABLE FLAG ANGLES:

 Loosely fasten jamb brackets and flag angle to 

the jamb using 5/16” x 2” lag screws. Tighten lag screws, securing the bottom jamb bracket 

to jamb, maintain 3/8” to 5/8” spacing, between the bottom section and vertical track. Hang 

counterbalance lift cable over flag angle. Repeat same process for other side.

Vertical 

track assembly

Jamb 

bracket

Flag 

angle

5/16” x 2”

Lag screws

Bottom 

section

Track 

rollers

3/8” to 5/8” 

Spacing

Bottom section

Vertical track

Floor

Track roller

Flag angle lag screw locations

5/16” x 2”

Lag screws

Or

FOR ANGLE MOUNT VERTICAL TRACK ASSEMBLY:

 Loosely fasten the slots in the wall 

angle to the jamb using 5/16” x 2” lag screws. Tighten lag screws, securing the bottom slot 

in the wall angle, maintain 3/8” to 5/8” spacing as shown between the bottom section and 

vertical track. Hang counterbalance lift cable over angle mount. Repeat same process for 

other side.

3/8” to 5/8” 

Spacing

Bottom section

Vertical track

Floor

Angle mount 

vertical track 

assembly

Bottom 

section

5/16” x 2”

Lag screws

Vertical 

track

Wall 

angle

Slot

Stacking Sections

11

NOTE:

 Refer to door section identification, located in the pre-installation section of this 

manual to determine what size sections you need to use as your lock (second) section, inter-

mediate (third) section, intermediate (fourth) section, intermediate (fifth) section, intermediate 

(sixth) section and intermediate (seventh) section. Measure your sections to make sure they 

are the correct height as indicated on the chart.

NOTE:

 Make sure graduated end and center hinges are flipped down, when stacking another 

section on top.
With assistance, lift second section and guide the track rollers into the vertical tracks. Lower 

section until it is seated against bottom section. Flip hinges up. Fasten center hinge(s) first; 

then end hinges last using 1/4” - 20 x 11/16” self drilling screws.
Repeat same process for other sections, except top section.

IMPORTANT: 

PUSH & HOLD THE HINGE LEAFS SECURELY AGAINST THE SECTIONS WHILE 

SECURING WITH 1/4” - 20 X 11/16” SELF DRILLING SCREWS. THERE SHOULD BE NO GAP 

BETWEEN THE HINGE LEAFS AND THE SECTIONS.

NOTE:

 Install lock at this time (sold separately). See optional installation step, Side Lock.

Intermediate 

section

Lock 

section

Bottom 

section

Vertical 

track

Vertical 

track

12