Removal and replacement of ADU modules
99-145912-A Chapter 8: Service & maintenance 8-55
8..6.9.1 To replace the X Elevation ZRM
To remove the X Elevation ZRM, do as follows:
1. Open the service hatch.
2. Switch off the power to the antenna on the service switch.
3. Rotate the antenna pedestal so that the Azimuth DDM faces the
service hatch.
4. Rotate the antenna dish to top position.
5. Press in and turn the elevation locking pin to locked position.
6. Disconnect the connector from the ZRM.
Tools needed:
•TX20
• 4 x 150 mm Allen key
(located inside the service
door of the ADU)
Figure 8-69: X Elevation ZRM, disconnect connector
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