DX Engineering SkyHawk 3X10, Instructions Manual

Page: 11 / 20

11
Assembly - Boom
Each boom has been assembled and each section numbered for easy reassembly. In the event that
the numbers have worn off, each section may be identified using the dimensions given in the
pictorial found on the pullout sheet.
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1.
Find boom section A which may be identified with the number “1” at one end and boom
splice A which may be identified with the “1” and “2” in the center.
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2. Place a saddle over the holes closest to the unidentified end of boom section A and secure
with a 1/4 x 2-3/4(70) screw, lock washer and hex nut.
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3. Slide the end identified with “1” of boom section A over the “1” side of boom splice A and
lineup the holes.
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4. Place a boom saddle over the above set of holes and secure with a 1/4 x 2-3/4(70) screw,
lock washer and hex nut.
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5. Repeat the above for boom section B and boom splice B placing a boom saddle over each
set of holes and securing with a 1/4 x 2-3/4(70) screw, lock washer and hex nut
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6.
Slide the “4” end of boom section C over boom splice B and place boom saddles over the
first two sets of holes and secure with 1/4 x 2-3/4(70) screws, lock washers and hex nuts.
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7. Line up the four holes of the mast saddle with those in the tube above and secure with two
1/4 x 2-3/4(70) screw, lock washer and hex nut.
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8. Attach, with the threaded holes up, the boom plate to the boom saddle using two #10 x
3/8(10) screws and lock washer.
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9. Insert two 5/16 x 1(25) hex head screws and tighten.
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10. Start a flange nut on each screw.
NOTE: The above flange nuts must kept loose enough to allow easy insertion into the mast
plate.
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11. Continue assembling boom splice C and boom section D adding boom saddles as above
except for the second and third set of holes on the end of boom section D.
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12. Line up the boom compensator brackets and boom compensator.
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13. Insert a #10 x 3/4(19) screw through one of the holes, followed by a #10 lock washer and
hex nut. Hand tighten.
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14. Repeat the above step for the remaining two holes.
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15. Line up the holes of two boom saddles with the second and third set of holes from the end
of boom section D.
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16. Position the boom compensator over the two boom saddles and line up all four holes and
secure with two 1/4 x 2-3/4(70) screw, lock washers and hex nuts.
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17. Tighten the #10 hex nuts on the boom compensator.
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18. Place a boom cap over each end of the boom.
This completes assembly of the boom.
NOTE: The end of the boom with the boom compensator is the FRONT of the antenna.