18
PARTS REQUIRED:
x20
2" (5,1 cm)
x4
1-5/8" (4,1 cm)
MAIN ROOF TRUSS ASSEMBLY
You have finished assembling your main roof trusses.
FINISH
9
x2
6 x 24" (15,2 x 61 cm)
OSB OR WOOD GRAIN
x4
2 x 4 x 75-1/4" (5,1 x 10,2 x 191,1 cm)
ECN
1/4" (1,9 cm)
GAP
1/4" (1,9 cm)
GAP
1/4" (1,9 cm)
GAP
1/4" (1,9 cm)
GAP
ECN x2
ECN x2
Fig. A
Fig. B
Fig. C
Glue where
gusset installs
Keep rafters firmly against
PVA
at both ends when securing gusset.
Repeat Steps 5-6 to assemble one more single gusset rafter.
Remove
PVA
's from floor.
7
8
6
5
Keep
ECN
firm against outside
PVA
's as shown
(Fig.A)
and push rafters tight to the middle
PVA
. Rafters should
touch at tips
(Fig. A)
.
Apply glue to rafters where gusset will attach
(Fig. B)
.
Place gusset onto
ECN
holding a 1/4" gap from edge
(Fig. C)
and keeping rafters firm as instructed. Secure
gusset using one 1-5/8" screw into each rafter.
HINT:
These screws will help hold the measurements when you
nail on gussets.
Use ten 2" nails to finish securing the gusset to the rafters to pattern shown in
Fig. C
.
Place two rafters
ECN
into the jig as shown.
1-5/8" (4,1 cm)
Screw
120-3/4"
(305,8 cm)