E N D B O O M
. . .
2” U-BOLTS (UOI)
2 ” S A D D L E S
I6 LOCKWASHER
HEX NUT
CENTER
B O O M S E C T I O N
FIGURE 2
BOOM ASSEMBLY
VERTICAL GUY SUPPORT
I P)
TO-MAST
C E N T E R B O O M
S E C T I O N
- B O O M
COUPLER
SECTION
(T53)
U-BOLTS
2” SADDLES
j
I6 LOCKWASHER
H E X N U T
First mark the center of the boom coupler
then slide the unslotted ends of the center boom
sections
over each end of the coupler so they butt at the center mark.
Attach the boom-to-mast plate (PO 1 P) and the vertical guy support
at the boom center using
2” U-bolts, saddles and hardware as shown in Figure 2A. Be sure to slip the 2” U-bolt for attaching the guy
support over the boom before securing the mast plate
Slide the
ends of the intermediate boom sections (T3
6” into the slotted ends of the center
boom sections. Secure with 2” U-bolts, saddles and hardware as shown in Figure 2B.
Slide the
ends of the end booms sections
5” into the slotted ends of the intermediate
boom section and secure in the same manner as above. The overall length of the boom should be
approximately 370”. If not, adjust the end sections equally until the overall length is at least 370”.
3
