the fault symptoms when the system is re-
turned to organizational maintenance. This
action will aid higher maintenance to quickly
isolate the fault, make the necessary repairs,
and return the equipment to operational readi-
ness with a minimum of downtown.
3-3. Operator's Troubleshooting
Operator's troubleshooting is limited to the
measures indicated in table 3-2 and accurately
reporting all other malfunctional symptoms to
organizational maintenance. When a malfunc-
tion occurs, check the symptoms with those
perform the checks and corrective actions listed
for that symptom. If the symptom is not listed
or the listed corrective actions fail to correct
the fault, refer the viewer and its fault symp-
toms to organizational maintenance.
Use lens tissue when cleaning lens or
window surfaces. DO NOT use a cloth
which may scratch lens surfaces and
degrade system performance.
When lens and window surfaces re-