GENERAL MAINTENANCE INSTRUCTIONS - CONTINUED
CLEANING INSTRUCTIONS - CONTINUED
Clean inner and outer surfaces of castings and all areas subject to grease and oil with solvent cleaning compound.
Use a stiff brush to remove sludge and gum deposits.
Clear out all tapped (threaded) holes with compressed air to remove dirt and cleaning solvent.
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.
Clean passages with wire probes to break up any sludge or gum deposits.
Wash passages by flushing with solvent cleaning compound.
Dry passages with compressed air.
Oil Seals and Flexible Hoses.
Washing flexible hoses and oil seals with solvent cleaning compounds or mineral spirits will cause serious
damage or destroy the material.
Wash flexible hoses with a mild solution of detergent and water and wipe dry.
Oil seals are generally damaged during removal; cleaning will not be necessary since new seals will be used in
to TM 9-214 for complete instructions.
Clean machined surfaces with solvent cleaning compound.
Dry surfaces with compressed air.
Remove old gasket and/or sealing compound using a wire brush and solvent cleaning compound.
Lightly coat with oil and wrap all parts subject to rust before storing.
Rusted Surfaces. Clean all rusted surfaces using wire brush and crocus cloth.
Oil-Bathed Internal Parts. Wipe oil-bathed internal parts clean with a lint-free cloth.
Air-Actuated Internal Parts. Wash air-actuated internal parts clean with a lint-free cloth.
Externally Exposed Parts. Wash externally exposed parts with detergent and water. Rinse thoroughly and air dry.
General. All components and parts must be carefully checked to determine if they are serviceable for reuse, if they can
be repaired or if they must be scrapped.
Drilled and Tapped (Threaded) Holes.
Inspect for wear, distortion (stretching), cracks, or any other damage in or around holes.
Inspect threaded areas for wear, distortion, or evidence of cross-threading.
Mark all damaged areas for repair or replacement.