C a u t i o n : Do not press on the glass face of
t h e front panel meters when cleaning; the
Inspect the exterior of the equipment. The
meter may become damaged.
exterior surfaces should be free of dust, dirt,
d. Clean the front panel, meters, and control
grease, and fungus.
knobs; use a soft clean cloth. If dirt is difficult
a. Remove dust and loose dirt with a clean
to remove, dampen the cloth with water; mild
soap may be used for more effective cleaning.
Warning: Cleaning compound is flammable
and its fumes are toxic. Provide adequate ven-
4-8. Touchup Painting Instructions
tilation. Do not use near a flame.
Remove rust and corrosion from metal sur-
b. Remove grease, fungus, and ground-in dirt
faces by lightly sanding them with fine sand-
from the case; use a cloth dampened (not wet)
paper. B r u s h two thin coats of paint on the
with cleaning compound (FSN 7930-395-
b a r e metal to protect it from further corro-
sion. Refer to the applicable cleaning and re-
c. Remove dust and dirt from jacks with a
finishing practices specified in TB SIG 364.