User's Manual

30 kW S-BAND/U ANTENNA GROUP
CORRECTIVE MAINTENANCE
6.7 Rev. C
- Set of open wrenches
- Set of Allen keys
- Set of screwdrivers
b) Removal
1. Remove the Motor as described in para 6.2.2.2
2. By using the proper screwdriver, remove the cable-tightener
(Chapter 9, Figure 9.1.33) from the Reduction Group
3. By using the proper open wrench, loose and remove the
bolts fixing the Reduction Group (Chapter 9, Figure 9.1.33)
to the plate (Chapter 9, Figure 9.1.34 pos. 2)
4. Extract the Reduction Group from the Pedestal structure
paying attention. Not to damage the internal components
c) Installation
1. In order to install the new Reduction Group, perform the
removal steps from in reverse order
6 .2 .2 .4 3
Φ Filt er Repla cem ent
a) Required Tools
- Set of open wrenches
- Set of Allen keys
- Set of screwdrivers
b) Removal
1. By using the proper open wrench, loose and remove the
four nuts (Chapter 9, Figure 9.1.32 pos. 1) fixing the cover
(Chapter 9, Figure 9.1.32 pos. 2) and remove the former
2. By using the proper screwdriver, remove the 3Φ Filter
(Chapter 9, Figure 9.1.33 pos. 5) cabling tacking note of its
original position
3. By using the proper Allen key, loose and remove the screws
fixing the 3Φ Filter and remove the filter
c) Installation
1. In order to install the new 3Φ Filter, perform the removing
steps in reverse order
6 .2 .2 .5 Rota t ing Joint Repla cem ent
a) Required Tools