24.
25.
26.
27.
Fit
and
glue
t
to
the
nut
r
necessary
to
the
cover
res
Carefully
dril
outer
hole
enlarge
the
h
Begin
assem
fitting
SB3
(x
Fit
SB4
to
S
together.
two
of
the
1/
retaining
plat
sand
the
fac
sts
on
the
pla
ll
out
the
nut
is
unobstru
hole
in
SB2.
bling
the
hor
x2)
to
SB2
as
s
SB3
as
shown
/8”
ply
nut
re
tes
as
shown
ce
of
the
nuts
te.
t
retaining
pla
ucted.
Be
ca
rizontal
stabil
shown.
n.
Glue
SB2,
etaining
cover
n.
It
might
b
s
down
so
tha
ate
so
that
th
areful
not
t
izer
mount
b
SB3
and
SB
rs
be
at
e
to
by
B4