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256
Chapter 11
Removal & replacement EXPLORER 325 Antenna TT-3058A
11
Figure 11-14 and 11-15
Replace:
1. Carefully align the ATB Board into position on the Rotary joint,
and tighten the 25 M2,5x8 size screws.
2. Position the HPA Assembly on the Rotary Joint and fasten the
5 screws incl bracket for Azimuth Motor as shown in figure
11-13
3.
Mount the Antenna panel as shown in figure 11-12 + 11-14. The
two spacers must have the countersink towards the screws head.
Use only new ‘lock-nuts’.
4. Reconnect the plugs and cables making sure they are
properly fitted. See also 11.1.1.8 Guide in arranging
cables
5. Turn antenna assembly around and carefully mount the
radome bottom with the parts shown in fig. 11-11.
6. Follow the guidelines Replace: in sections 11.1, 11.2, 11.4 and
11.5
7. Reinstall the Radome Top as described in previous section
Remove & replacement of Radome Top.
11.7 Remove & replacement of HPA Board.
Removal:
1. Remove the Rotary Joint with ATB Board as
described in section 11.1.1.6 Remove & replace
ment of ATB (Antenna Tracking Board) - OR Rotary
Joint.
2. Remove the Cover and Brackets as shown below by
releasing 9 screws.
3. Remove the HPA Board from the heat sink by releasing the 12
Torx M3x6 size screws .
NOTE!
— the counter-sink must be
orientated away from the plate/
nut.
Make sure the small black
plastic disc is in position when
fastening the screw/nut holding
the right side of the antenna
panel.
NOTE:
Socket marked
EL: For Elevation motor
AZ. For Azimuth motor
Содержание Sailor 250 FleetBroadband
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Страница 9: ...Inmarsat Network ...
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Страница 34: ...24 1 Chapter 1 Inmarsat Network Figure 1 34 Return direction connection bearers ...
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Страница 37: ...Product Presentation ...
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Страница 71: ...Installation ...
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Страница 133: ...Repair ...
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Страница 165: ...155 SAILOR FleetBroadBand Training Manual 5 Figure 5 59 ...
Страница 174: ...164 Chapter 5 Troubleshooting 5 Example Terminal LED steady green Antenna LED steady green Figure 5 77 Figure 5 78 ...
Страница 178: ...168 Chapter 5 Troubleshooting 5 Example GPS module defective Figure 5 86 Figure 5 87 Figure 5 88 Figure 5 89 ...
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Страница 187: ...Removal Replacement ...
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Страница 257: ...R R of EXP 325Antenna ...
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Страница 270: ...TT 100 MSO 030207 www cobham com satcom ...