Installation Guide
INSTALLATION INSTRUCTIONS
for Bifold Doors (JII103)
7
INSTALLATION FOR TYPE D
6
1. If holes are not 
drilled in panels, 
pre-drill 7/16" in 
diameter holes at 
least 1-3/8" deep, 
1-1/4" from edges 
as shown. Tap pivots 
into holes with 
light hammer blows 
asshown. 
2. Trim track to t 
nished opening 
length if necessary.
3. Secure the track to 
the head jamb with 
the provided #8 x1" 
pan head screws 
through the pre-
drilled holes.
4. Position the lower 
bracket in the jamb, 
centered with the 
track, and secure 
with the provided 
#8 x 3/4" at 
headscrews.
5. Place the upper pivot 
pin into the hole in 
the top pivot bracket 
and the guide pin 
into the track. Lift 
the assembly and 
place the lower 
pivot pin into the 
lower bracket. If 
installing a four door 
system, repeat for 
the other assembly. 
Check positioning 
andoperation.
Two and four panel assemblies should have 1/4" clearance between the 
pivot doors and each jamb. Four panel assemblies should be snug at 
themiddle.
Door panels should be folded to gain access to the adjustment screws. 
In some cases, the doors may need to be removed to properly access the 
adjustment screws.
To adjust horizontally:
6. At the top, loosen 
the screw in the 
top pivot bracket 
and move toward 
or away from the 
jamb until there 
is 1/4" clearance. 
Re-tighten.
7. At the bottom, 
loosen the 
adjustment screw 
and move toward or 
away from the jamb 
until doors are plumb 
with jamb, then re-
tighten the screw.
To adjust vertically:
8. Lift assembly slightly 
and rotate the 
adjustment screw 
ange to the right 
to raise doors, 
and to the left to 
lowerthem.
9. Loosen the screw 
on the snugger and 
close doors. Move 
the snugger until it 
contacts the guide 
pin. Open doors and move the snugger an additional 1/8" toward 
doors and tighten screw. Doors should slightly “snap” shut, but 
reopen easily with a tug on theknob.
SKIP to Section 8, “COMPLETE INSTALLATION.”
A
B
C
D
E
F
G
H
I
Guide
Jamb 
side
Upper 
pivot pin
Lower 
pivot pin
Lower 
bracket
Horizontal 
adjustment 
screw
Vertical 
adjustment 
screw ange
Bracket
Bracket
Pin
Horizontal 
adjustment 
screw
1/4"
Pivot door
Lead door
Bottom of 
pivot door
Pivot hole
1-1/4"
1-1/4"
PARTS INCLUDED
A.  Upper pivot pin
B.  Guide for track
C.  Snugger
D.  Knob
E.  Lower pivot pin
F.   Lower bracket
G.  Aligner
H.  Track
I.  Adjustment wrench
Screws (not shown)









