5-2.7. CLEANING. Inspect the exterior of the equipment. The
exterior surfaces should be free of dust, dirt, grease, and
fungus . Remove dust and loose dirt with a clean soft cloth.
Warning: Cleaning compound is flammable and its fumes are
toxic. provide adequate ventilation; do not use near a flame.
5-2.8. Remove grease, fungus, and ground-in dirt from the equip-
ment using a cloth dampened (not wet) with Cleaning Compound
(Federal stock No. 7930-395-9542).
Caution: Do not press on the meter face (glass) when cleaning;
the meter may become damaged.
5-2.9. Clean the front panel, meter, and control knobs and switches j
use a clean soft cloth. If necessary, dampen the cloth with water;
mild soap may be used for more effective cleaning.
surfaces by lightly sanding them with fine sandpaper. Brush two
thin coats of paint on the bare surfaces to protect them from
further corrosion. Use zinc chromate primer and enamel (Federal
Standard 595). Refer to the applicable cleaning and refinishing
practices specified in TM 9-213.
No lubrication is required.
5-3. LUBRICATION.
Using a small screwdriver, adjust the meter zero adustment screws
so that the meters indicate zero.
