Place worm clamps (414) over the slotted endes of tube BA. Slide
both BB sections into BA (Figure A). Rotate them as required to align
the holes for the 2-1/2" screws (232). Place the lock washer (41) and
the hex nut (11) on the screws and tighten them. Tighten the worm
clamps. Place the plastic caps (99) on the ends of the boom assembly.
KEY
PART#
QTY
BA
Aluminum tubing 2" x 72" x .058 drilled and
1
slotted both ends
BB
Aluminum tubing 2" x 75-1/4" x .058 swagged and drilled
2
one
end
EA
Aluminum tubing 1-1/8" x 72" (2.9 x 182.9 cm) drilled
1
for U-bolt, slotted both ends.
EB
Aluminum tubing 1-1/8" x 36" (2.9 x 91.4 cm) drilled one
2
end, slotted both ends
EC
Aluminum tubing 7/8" x 36" x .058 drilled for U-bolt slotted 1
both ends
ED
Aluminum tubing 1" x 65" (2.5 x 165.1 cm) slotted
2
one end
EE
Aluminum tubing 1" x 46-1/2" (2.5 x 188.1 cm) slotted
2
one end
EF
Aluminum tubing 1" x 5-1/4" (2.5 x 13.3 cm) slotted
4
both ends
EG
Aluminum tubing 1/2" x 35-7/8" ( 1.3 x 91.1 cm)
4
EH
Aluminum tubing 3/4" x 48" (1.9 x 121.9 cm) slotted
2
one end
EJ
Aluminum tubing 5/8" x 48" (1.6 x 121.9 cm)
2
EK
Aluminum tubing 1-1/8" x 24" (2.9 x 61.0 cm) drilled
1
for U-bolt
EL
Aluminum tubing 1-1/4" x 50" (3.2 x 127 cm) slotted
2
both ends
EM
Aluminum tubing 1-1/8" x 72" (2.9 x 182.9 cm) slotted
2
one end
EN
Aluminum tubing 1" x 24" (2.5 x 61.0 cm) slotted
2
one end
EP
Aluminum tubing 1/2" x 48" (1.3 x 121.9 cm)
2
#1 - BOOM ASSEMBLY
A4S
2
FIGURE
A
KEY
PART#
QTY
TB
15 meter director trap
2
TC
15 meter driv. & refl. trap
4
TD
10 meter driv. trap
2
TE
10 meter director trap
2
11
010011
#8-32 hex nut
6
27
050027
5/8" Black plastic cap
2
41
011941
#8 Split lock washer
6
53
050053
1/2" Black plastic caps
6
63
170063
2-1/2" Machined aluminum V-blocks
4
95
122095
1" x 10" O.D. Fiberglass insulator drilled for U-bolt
1
and element screw
99
050099
2" Black plastic caps
2
118
010118
5/16" (.8 cm) hex nut
16
119
010119
5/16" (.8 cm) lock washer
16
123
010123
#8-32 x 1-1/2" (3.8 cm) machine screw
2
130
190130
6" x 6" Aluminum mounting plate
1
156
190156
2" x 1-1/8" Formed aluminum brackets
4
232
010232
8-32 x 2-1/2" (6.4 cm) Round head slotted machine screw 2
326
290326
Danger label
1
404
010404
2 1/8" x 3" (5.4 x 7.6 cm) U-bolt
4
405
010405
2 1/8" x 4" (5.4 x 10.2 cm) U-bolt
4
409
030409
11/16" (1.7 cm) Worm clamp
8
410
030410
1" (2.5 cm) Worm clamp
16
411
030411
1-1/8" (2.9 cm) Worm clamp
8
412
030412
1-1/2" (3.8 cm) Worm clamp
4
414
030414
2-1/4" (5.7 cm) Worm clamp
2
453
100453
Terminal
2
KEY P/N DISPLAY DESC SIZE QTY
BA
ALUM
2" x 72"
1
TUBE
(5.1 x 182.9 cm)
BB
ALUM
2" x 75-1/4"
2
TUBE
(5.1 x 191.1 cm)
99
050099
PLASTIC
2"
2
CAP
(5.1 cm)
11
010011
HEX
8-32
2
NUT
41
011941
SPLIT LOCK
#8
2
WASHER
232
010232
MACHINE
8-32 x 2-1/2"
2
SCREW
(6.4 cm)
414
030414
WORM
2-1/4"
2
CLAMP
(5.7 cm)
MASTER PARTS LIST
11
41
BA
BB
BB
232
414
232
414
11
41
99
99
BA
BB
BB
