GENERAL MAINTENANCE INSTRUCTIONS - CONTINUED
CLEANING INSTRUCTIONS - CONTINUED
Use a wire brush and solvent cleaning compound (Item 8, WP 0339 00)
Lightly coat with oil (Item 32, WP 0339 00) and wrap all parts subject to rust before storing.
Rusted Surfaces. Use a wire brush and emery cloth to clean all rusted surfaces.
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 (Item 13, WP 0339 00) and water. Rinse thor-
oughly 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.
Metal Lines, Flexible Lines (Hoses) and Fittings.
Inspect lines for sharp kinks, cracks, bends or dents.
Inspect flexible lines for fraying, evidence of leakage or loose fittings or connectors.
Check all fittings and connectors for thread damage. Check for hex heads that are worn or rounded by poorly fit-
Mark all damaged material for repair or replacement.
Use a magnifying glass and strong light to inspect all ferrous and nonferrous castings for cracks.
Particularly check areas around studs, pipe plugs, threaded inserts and sharp corners. Replace all cracked castings.
Inspect machined surfaces for nicks, burrs or raised metal. Mark damaged areas for repair or replacement.
Inspect all pipe plugs, pipe plug openings, screws and screw openings for damaged or stripped threads.
Check all gasket mating surfaces, flanges on housings and supports for warpage with a straightedge or surface
plate. Inspect mating flanges for discoloration that may indicate persistent oil leakage.
to TM 9-214 for inspection
of bearings. Damaged bearings
must be replaced.
Studs, Bolts and Screws. Replace if threads are damaged, bent, loose or stretched.
When gear teeth wear limits are not established, good judgment is required to determine if gear replacement
Use a magnifying glass and strong light to inspect all gears for cracks. No cracks are permissible.
Inspect gear teeth for wear, sharp fins, burrs and galled or pitted surfaces.
Check keyway slots for wear or damage. If keyways are worn, damaged or elongated, replace gear.