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4096-356

DAWNco satellite products                                                                               2.4M Az/El TRUSS MOUNT

21

Attach  the  LNB's  (customer  supplied)  to  the  feed  horn  flange  with  the  1/4"  hardware

and  gaskets  (item  #'s  2  ,3,4,5,&  6)  provided.  See  figure  3. 

(SINGLE  POL  ONLY

  -

Attach the cover plate (item #7) and gasket (item #2) to the bottom of the feed horn as

shown.) Tighten securely.

BAND - PARTS LIST

ITEM #

PART #

DESCRIPTION

QUANTITY

1

0183-294

FEED HORN ASSEMBLY

1

2

0170-074

GASKET

2

3

8030-010

1/4-20 x 1.25 BOLT

20

4

8201-040

1/4" FLATWASHER

20

5

8202-040

1/4" LOCKWASHER

20

6

8100-007

1/4-20 HEX NUT

20

7

0156-576

COVER PLATE (SINGLE POL ONLY)

1

[ 3 ]

[ 4 ]

[ 5, 6 ]

[ 2 ]

[ 4, 5, 6

[ 7 ]

[ 4 ]

[ 3 ]

[ 1 ]

FIGURE 3

.

Summary of Contents for 1252 Series

Page 1: ...sat The antennas provide the best quality in the market due to the sophisticated precision SMC compression molding process technology Provides the best value antenna solution to the market with compet...

Page 2: ...linationCorrectedPolarRange 90 Arc Coverage with 24 Actuator Available ShippingSpecifications Weight Az El 205 lbs 93 kg Polar 245 lbs 111 kg WindLoading Operational 50mph 80km h Survival 125mph 201km...

Page 3: ...limited express warranty if any that accompanies the product DAWNco makes no additional or independent warranty All other warranties express or implied including the warranties of merchantability and...

Page 4: ...207 sales DAWNco com You are entitled to the manufacturer s limited express warranty if any that accompanies the product DAWNco makes no additional or independent warranty All other warranties express...

Page 5: ...4096 356 DAWNco satellite products 2 4M Az El TRUSS MOUNT 3...

Page 6: ...Support Structure Part List 2 2 Reflector Pre Assembly 2 3 Reflector Assembly 2 4 Support Structure Assembly 3 0 Reflector Installation 3 1 Reflector Mount Part List 3 2 Canister Elevation Rod Assembl...

Page 7: ...ceived and is in good condition A complete packing list for each major component is supplied 2 FREIGHT DAMAGE Any damage to materials while in transit should be immediately directed to the freight car...

Page 8: ...TION In order to achieve maximum performance of your antenna system it is important to select the correct location for the antenna The following guidelines should be observed when selecting a site for...

Page 9: ...e standards and have a minimum compressive strength of 3000 PSI at 28 days Per ACI 318 77 3 Soil bearing capacity should be no less than 2000 PSF 4 Concrete should be poured against undisturbed soil 5...

Page 10: ...BLE 2 1 ITEM PART NO DESCRIPTION QTY 1 0179 173 REFLECTOR PETAL 3 2 0217 072 FEED SUPPORT CLEVIS 3 3 0490 501 CENTER HUB 1 4 0156 808 CENTER PLATE 1 5 0225 553 ANGLE BRACE 6 6 8104 007 6 7 8201 043 6...

Page 11: ...tor should be on as level a surface as possible to prevent warping or misalignment of the reflectors parabolic shape during assembly Any loss of contour may affect the antennas signal quality If a lev...

Page 12: ...ne mesh screen that lies just beneath the molded surface of the petals A Identify the reflector petals and parts of the reflector support structure according to the parts list B Note that the petals i...

Page 13: ...ding with the rim down and the center up E D C B A 12 13 A Begin the assembly at the flange with 3 8 hardware items 12 13 14 15 in holes A B D and E only B You may notice that the hardware fits snugly...

Page 14: ...s in holes D E Remember not to insert bolts in hole C as those will be taken care of in the next section Be sure to step only on the ribs not on the surface in between C Now tighten all reflector bolt...

Page 15: ...rdware items 12 13 14 15 Hub Ring Center Hub 13 14 15 12 13 5 A Rotate the hub if necessary to position the angle next to the reflector rib at hole location C as shown B Attach brace with 3 8 hardware...

Page 16: ...MOUNT PARTS LIST TABLE 3 1 ITEM PART NO DESCRIPTION QTY 1 0490 502 CANISTER 1 2 0168 085 ELEVATION ADJUSTMENT BLOCK 1 3 0490 476 ELEVATION ADJUSTMENT ROD 1 4 8317 105 5 8 x 2 00 SQ HD BOLT 6 5 8033 01...

Page 17: ...ITEM PART NO DESCRIPTION QTY 9 8104 007 1 10 8036 048 1 X 6 00 BOLT 1 11 8202 046 1 12 8107 007 1 13 8105 007 2 14 8201 046 1 FLATWASHER 2 1 2 HEX NUT 5 8 HEX NUT 1 HEX NUT 1 LOCKWASHER DAWNco 3340 S...

Page 18: ...d by running 5 8 nut item 13 well up onto the elevation rod item 3 Slip the elevation block item 2 onto the rod and secure with another 5 8 nut Insert each square head bolt item 4 into the canister on...

Page 19: ...e it about 1 1 2 to 2 feet away from the mast Make sure that the elevation brackets on the hub are pointing away from the mast Use the reflector carton or similar object as a rest for under the edge o...

Page 20: ...p brackets the canister With the holes aligned secure the reflector with 1 hardware items 10 11 12 Center Hub 10 Raise or lower the reflector until you can place the tube of the elevation adjustment r...

Page 21: ...our of the eight holes in the feed horn flange Note that the adapter will only line up one way Place the LNB customer provided on the adapter so that the holes in the LNB line up with the feed adapter...

Page 22: ...6 hardware item s 3 4 5 Attach two LNB s customer provided to the OMT with the o rings and hardware provided with the LNB s See figure 2 Tighten securely Ku BAND DUAL POL PARTS LIST ITEM PART DESCRIP...

Page 23: ...ONLY Attach the cover plate item 7 and gasket item 2 to the bottom of the feed horn as shown Tighten securely BAND PARTS LIST ITEM PART DESCRIPTION QUANTITY 1 0183 294 FEED HORN ASSEMBLY 1 2 0170 074...

Page 24: ...scaler of the c ku band feed customer supplied with the hardware provided Figure 4 Tighten securely C Ku BAND FEED PARTS LIST ITEM PART DESCRIPTION QUANTITY 1 0211 405 BRACKET FEED SUPPORT 3 2 8030 0...

Page 25: ...02 042 3 8 LOCKWASHER 6 6 8102 007 3 8 HEX NUT 6 Ku BAND SINGLE POL ONLY 7 0156 819 FEED COVER TAB 3 8 0250 276 FEED COVER 1 9 8320 001 8 x 1 2 TAPPING SCREW 3 10 4075 003 FEED COVER CAP 1 4 3 FEED SU...

Page 26: ...Tighten the three bolts securely at this time Check the focal length by measuring from the face of the feed horn to the reflector cover plate as shown in figure 8 If the focal length is incorrect adju...

Page 27: ...4096 356 DAWNco satellite products 2 4M Az El TRUSS MOUNT 25 4 5 6 4 3 2 1 C Ku BAND FIGURE 7 Face of Feed Horn FOCAL LENGTH FIGURE 8...

Page 28: ...band feed systems polarity is adjusted by loosening the feed horn bolts see figures 9 and 10 and rotating the OMT or feed horn 90 degrees then retighten the bolts FEED HORN BOLTS C BAND FIGURE 9 A A V...

Page 29: ...pletion of the feed installation connection of the cable and polarity adjustment bend the feed cover tabs item 7 in and then slide the feed cover item 8 over the tabs Attach the cover to the tabs with...

Page 30: ...once more then tighten all canister and elevation rod hardware 5 4 REFLECTOR FINE ADJUSTMENT 1 As discussed in section 2 a level surface is necessary for assembly of the reflec tor If a level surface...

Page 31: ...4096 356 DAWNco satellite products 2 4M Az El TRUSS MOUNT 29 ELEVATION Inclinometer FIGURE 12...

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