8
step 4
m
o
d
e
l
1
8
0
0
0
re
p
li
c
a
With boom laying down,
connect 20’ and 40’ boom
inserts (4) to lower boom
butt with 40’ insert (3)
using 4 screws.
step 5
Connect lower boom point (5) to
20’ and 40’ boom inserts (4) using
4 screws. Connect straps from
main strut to lower boom butt (3).