TM 9-2350-247-20-1PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDINGLUBRICATION INSTRUCTIONS — Continued0128 00Name, caution, and instruction plates should be easy to read. If they are dirty or corroded, clean them, and coat them withlacquer. See TM 43-0319 for instructions.If something doesn’t work, troubleshoot it using the troubleshooting procedures (WP 0005 00).Do the Semi-annual PMCS every 1500 miles (2414 km) of operation or 150 hours, whichever comes first, after the lastSemi-annual PMCS. Complete forms DA Form 2404 and DD Form 314.Always do your PMCS in the same order so it gets to be a habit. With practice, you’ll spot anything that is wrong.Keep your carrier clean. Dirt, grease, oil, and debris only get in the way, and may cover up a serious problem. Clean yourvehicle as you work and as needed.After operation in water, mud, or loose sand, clean and lube carrier as soon as possible. Do not wait for next scheduled PMCS.Use cleaning compound (WP 0542 00, Item 9) on metal surfaces. Use general purpose detergent (WP 0542 00, Item 16) andwater when you clean rubber or plastic parts.You need to know how fluid leaks affect your vehicle. Definitions of the types and classes of leaks are given in GeneralMaintenance Instructions below. You need to know them to determine the condition of your vehicle. Learn them.REMEMBER: WHEN IN DOUBT, NOTIFY YOUR SUPERVISOR!NOTEThe carrier may continue to operate with minor water or oil leaks (Class I or II). You mustconsider how much fluid the item or system being checked or inspected can hold. When indoubt, notify your supervisor. Any Class III leaks or any fuel leaks will make the carrier NOTREADY/AVAILABLE.CLASS I Seepage of fluid (as indicated by wetness or discoloration) not great enough to form drops.CLASS II Leakage of fluid great enough to form drops, but not enough to cause drops to drip from item being checked/inspected.CLASS III Leakage of fluid great enough to form drops that fall from the item being checked/inspected.GENERAL MAINTENANCE INSTRUCTIONSSCOPEThis section contains safety warnings, guidelines, and general maintenance instructions such as cleaning, inspection andrepair. They should be followed when doing maintenance procedures. These instructions only apply to procedures authorizedat unit maintenance level.1.PREPARATION FOR MAINTENANCEa.PERSONNEL SAFETY. Practice all shop safety procedures and read all warnings in this manual.b.PROPER EQUIPMENT. Get tools and equipment before starting a maintenance task. See RPSTL, TM9-2350-247-24P, and the maintenance task for tools, equipment, parts, and materials.c.WHAT TO DISCARD. Parts to discard, such as lock washers, lock nuts, and gaskets, are listed in the maintenancetasks. If the step does not say to discard a part, the part should be saved. It may be used later or repaired.d.HANDLING TECHNIQUES.1) Avoid damage to parts during removal, cleaning, inspection, repair, and installation procedures. Nicks,scratches, and dents caused by careless handling could result in equipment failure.2) Dirt can damage parts and cause malfunctions. Make sure all air and fluid openings, lines, and hoses arecapped or plugged during maintenance procedures.e.IDENTIFICATION.1) During removal, tag parts to ensure proper installation.2) During removal, tag leads on electrical parts to ensure proper installation. Tag each lead as it is removed.0128 00-2
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