User's Manual

30 kW S-BAND/U ANTENNA GROUP
PREVENTIVE MAINTENANCE
4.2 Rev. C
- REQUIRED INSTRUMENTS: it indicates the tools or the
instruments which are used in the card operations; Table
4.2.1 - List of Recommended Tools and Instruments lists the
tools, the instruments and the material required to perform
the Preventive Maintenance operations
- REQUIRED TIME: it indicates the total time required to
perform the card operations
- SAFETY PRECAUTIONS: it indicates the precaution to be
followed in order to ansure a safety Preventive Maintenance
operation execution
Table 4.2.1 - List of Recommended Tools and Instruments
PR. DESCRIPTION TYPE NOTE
1 Digital Multimeter CHAUVIN ARNOUX CPA 9651 (3:5) or equivalent
2 Oscilloscope Tektronics
3 30W welders
4 Solder
5 Desoldering tool SILVERSTAT
6 Vacuum cleaner
7 Set of screwdrivers USAG Insulating
handle
8 Set of open wrenches USAG
9 Set of communication tools
Table 4.2.2 - List of the Preventive Maintenance Cards
PROG. OPERATION PERIODICITY
REQUIRED
TIME
Card 1 Check of the External Conservation Status S1 15'
Card 2 Internal inspection and general cleaning of the 30 kW
S-BAND/U Antenna Group unit
S2 15'
Card 3 Internal inspection and general cleaning of the Antenna
Pedestal S/U Unit
S3 15'
Card 4 Replacement of the Magnetron 8000 hours 45'
Card 5 Trigger Delay Adjustment WR 30'
Card 6 VCO Calibration WR 30'
Card 7 Optical Read-out Alignment WR 30'
Card 8 Performance Monitor Assy calibration (if present) WR 30'