TM 5-4310-452-142-8. CLEANING AGENTS (Con't).b.Keep excess lubricants away from exterior parts that do not require lubrication.c.Use only those authorized cleaning solvents or agents listed in Appendix E.WARNINGDry cleaning solvent P-D-680 is toxic and flammable. Always wear protective goggles andgloves, and use only in a well-ventilated area, Avoid contact with skin, eyes, and clothes, and DONOT breathe vapors. DO NOT use near open flame or excessive heat. The solvent's flash pointis 100°F-130°F (38°C-59°C). If you become dizzy while using cleaning solvent, immediately getfresh air and medical help. If solvent contacts eyes, immediately wash your eyes and get medicalaid.d.Use dry cleaning solvent (Item 3, Appendix E) to clean grease, oil, or rust from metal parts. After parts arecleaned, rinse and dry thoroughly. Apply light lubricating oil (Item 9, Appendix E) to all polished metal surfaces toprevent rusting.2-9. LEAKAGE DEFINITIONS.a.It is important to know how fluid leakage affects the status of the compressor unit. An operator must know thefollowing types/classes of leaks in order to determine whether the compressor unit is operational. Learn these leakagedefinitions. When in doubt, notify your supervisor.Leakage Definitions for Operator PMCSClass ISeepage of fluid (as indicated by wetness or discoloration) not great enough to formdrops.Class IILeakage of fluid great enough to form drops, but not great enough to cause drops todrip from item being inspected.Class IIILeakage of fluid great enough to form drops that fall from the item being inspected.b.Equipment operation is allowed with minor (Class I or II) leakage. Of course, fluid levels in an item/systemaffected with such leakage must be checked more frequently than required in PMCS. When in doubt, notify yoursupervisor.c.Class III leaks must be IMMEDIATELY reported to your supervisor.2-8
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