4-6. Operator Cleaning Procedures
b. Heat Exchanger. Remove foreign matter, such
as insects and dirt, from heat exchanger air intake and
To prevent injury to personnel, make sure that
exhaust ducts by flushing with low-pressure water.
the searchlight set is turned off and cool before
c. Window. Clean the outside of the window with a
cleaning. Disconnect the power cable from the
clean, lint free cloth and fresh water. Gently wipe from
the center to the outer edge. Do not use any cleaning
a. Exterior Surfaces. The exterior surfaces should
solvents or abrasive compounds on the glass.
be clean; free of dust, dirt, grease, insects, and fungus.
d. Connect the power cable to the searchlight.
Do not wash the exterior of the equipment with
No lubrication of the AN/VSS-3 is required.
(1) Wash the exterior of the searchlight with a low-
4-8. Operator Troubleshooting Procedures
pressure hose, or by using buckets of fresh water.
Troubleshooting of this equipment by the operator is
(2) If dirt is difficult to remove, use a damp cloth
based on the operating checks described in paragraph
or sponge and mild soap; then flush with fresh water.
4-5, sequences Nos.
9 through 14.
(3) When the exterior surface contains only dust
equipment, follow the operating checks until a trouble
or loose dirt, wipe it with a clean, soft cloth.
(4) Remove grease, fungus, and ground-in dirt
If the symptom is still present, report the malfunction
from the equipment surfaces by using a cloth and soap
to higher category of maintenance.
and water. Flush exterior surfaces with low-pressure
4-9. Operator Troubleshooting Chart
fresh water. Dry equipment surfaces with a clean, lint