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Check oil level in gearbox.
Remove cable termination, block covers, and inspect cable terminations. Tighten springs if
more than .010 gap exists.
Inspect azimuth stow limit switch.
Remove azimuth potentiometer cover and inspect azimuth potentiometer.
Check that all azimuth bearing flat head screws, azimuth gear box bolts, azimuth potentiometr,
etc. are tight.
Elevation
Handcrank in elevation.
Unit should handcrank with approximately 50-100 in-lbs. torque.
Check for unusual noise in elevation pivot bearings and elevation gearbox.
Run in elevation and check for unusual noise in elevation motor.
Run to up limit.
Check tracking of elevation drive cables.
Check drive cables for damage.
Check for excessive backlash in gear box.
Check that anti-backlash hubs are tight.
Check oil level in gearbox.
Remove cable termination block covers and inspect cable terminations. Tighten springs if
more than .010 gap between sets of springs exists.
Polarizat i on
Run in polarization and check for unusual noise in polarization motor.
Inspect polarization potentiometer.
22
Use of WARNINGS, CAUTIONS, NOTES, etc.
Warnings, Cautions, and Notes are included throughout this manual to provide necessary information.
THEY SHOULD NOT BE IGNORED. You should know the use of WARNINGS, CAUTIONS, NOTES, and
other markings. Definitions are:
Warnings!
Highlights an installation, operating or maintenance procedure, practice, condition,
statement, etc., which, if not strictly observed, could result in injury to or death of
personnel.
Caution!
Highlights an installation, operating or maintenance procedure, practice, condition,
statement, etc., which if not strictly observed, could result in damage or
destruction of equipmen t or the loss of mission effectiveness or long term
health hazards to personnel.
Note:
Highlights an essential installation, operating or maintenance procedure,
condition, or statement.
ESD:
The Electrostatic Sensitive Device (ESD) appears at the beginning of any
procedure or procedural step that includes the handling of equipment sensitive to
damage from electrostatic discharge.
General Warnings and Cautions are also provided at the front of the manual. These warnings and
cautions should be read by anyone who is involved with installation, has access to the equipment, or is
assigned to perform maintenance on the equipment.
CAUTIONARY NOTICE
Although the manufacturer has attempted to detail in this manual all areas of possible danger to
personnel in connection with the use of this equipment, personnel should use caution when
installing, operating, and servicing this equipment. Care should be taken to avoid electrical shock,
whether the hazard is caused by design or malfunction. The manufacturer is specifically not liable
for any damage or injury arising from the technician=s failure to follow the instructions contained in
this manual or his failure to exercise due care and caution in the installation, operation, and service
of this equipment.
CAUTIONARY NOTICE
The antenna and feed system supplied by AvL Technologies is designed to be integrated
with various electronic equipment. This system, if integrated with high power amplifiers or
travelling wave tubes, w ill be capable of transmitting microwave energy at varying power
levels. If transmitting microwave power, AvL Technologies I cautions the end-user to review
all applicable local, federal and international regulations and to comply with all such
regulations in the operation and maintenance of the integrated system.
PLEASE READ THE FOLLOWING PRECAUTIONS
This manual is intended as a general guide for trained and qualified personnel who are aware
of the dangers of handling potentially hazardous electrical and electronic circuits. This manual
is not intended to contain a complete statement of all safety precautions that should be
observed by personnel in using this or other electronic equipment.
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