a
A253
BACK
A104
A103
411
A103
A104
!
BACK
412
411
A104
b
b
!
!
a
a
411
A103
A253
The slanted end of the profiles
A103
and
A104
should
be parallel to the downward slope of the roof. The
other end should be insert onto the head of screws
411
connecting the crossbars to the base. Insert one
screw
411
in each profile
A103
,
A104
and connect to
profile
A253(b)
.
Insert the screws from the outside, tighten nuts only 2-3 turns and leave loose.
8
QTY
1
#A103
1
#A104
