TM 5-3805-293-23-5
0346
CLEANING INSTRUCTIONS CONTINUED
4. Castings.
a. Clean inner and outer surfaces of castings and all areas subject to grease and oil with solvent cleaning
compound.
b. Use a stiff brush to remove sludge and gum deposits.
c.
Clear out all tapped (threaded) holes with compressed air to remove dirt and solvent cleaning compound.
5. Oil Passages. Particular attention must be given to all oil passages in castings and machined parts. Oil
passages must be clean and free of any obstructions.
a. Clean passages with wire probes to break up any sludge or gum deposits.
b. Wash passages by flushing with solvent cleaning compound.
c.
Dry passages with compressed air.
6. Oil Seals and Flexible Hoses.
C AU T I O N
Washing flexible hoses and oil seals with solvent cleaning compound or mineral spirits will
cause serious damage or destroy the material.
a. Wash flexible hoses with a mild solution of detergent and water and wipe dry.
b. Oil seals are generally damaged during removal; cleaning will not be necessary since new seals will be
used in assembly.
7. Bearings. Refer to TM 9-214, Inspection, Care, and Maintenance of Antifriction Bearings, for complete instruc-
tions.
8. Machined Surfaces.
a. Clean machined surfaces with solvent cleaning compound.
b. Dry surfaces with compressed air.
9. Mated Surfaces.
a. Remove old gasket and/or sealing compound using a wire brush and solvent cleaning compound.
b. Lightly coat with oil and wrap all parts subject to rust before storing.
10. Rusted Surfaces. Clean all rusted surfaces using wire brush and crocus cloth.
11. Oil-Bathed Internal Parts. Wipe oil-bathed internal parts clean with a lint-free cloth.
12. Externally Exposed Parts. Wash externally exposed parts with detergent and water. Rinse thoroughly and
air dry.
13. Cleaning Hoses, Tubes, and Fittings.
a. Clean exterior surfaces of parts thoroughly.
b. Clean interior surfaces of parts.
c.
Install caps or plugs in ends of each hose, tube, or fitting as soon as parts are dry to prevent entry of
airborne contaminants.
d. Do not remove caps or plugs from hoses, tubes, or fittings until component is positioned on machine and
ready to be connected.
END OF TASK
0346-4
