User guide

98
Pedestal
Polarization:
17. Check for unusual noise in polarization pivot bearings and polarization gearbox.
18. Run in polarization and check for unusual noise in polarization motor.
19. Check tracking of polarization drive cables.
20. Check drive cables for damage.
21. Check for excessive backlash in gearbox.
Spare/Replacement Parts
Since no wear or maintenance is expected, only electrical parts are recommended as spares. These parts will not
fail from activity, but may fail from environmental exposure.
Optional:
Description Manufacturer Manufacturer’s Part #
Limit Switch Omron D2VW-5L2A-1HS
Potentiometer, 1k, 10T Spectrol 01F8239
Proximity Switch CDI PS811
Clinometer Spectron 02110002-000
Spare Drive Cable Kit AvL Technologies
Elevation Motor Pittman GM9234E521
Azimuth Motor Pittman GM9236E522
Polarization Motor Pittman GM8724J199-R1