TM-9-2350-277-40&P Sustainment Maintenance Manual M113A3 M577A3 M1064A3 M1068A3 M58 Download
Page 4 of 472
WARNING EYE PROTECTION Air pressure in excess of 30 psi (207 kPa) can injure personnel. Do not direct pressurized air at yourself or others. Always wear goggles. WARNING FIRE Magnesium may catch on fire if welded or exposed to high temperatures. Do not weld on magnesium castings or expose them to high temperatures. Fine particles of magnesium can catch fire and burn you. Be very careful when filing or grinding on magnesium. Use grinding equipment marked FOR MAGNESIUM GRINDING ONLY. Keep a Class D fire extinguisher close by. Water and foam type fire extinguishers will cause magnesium fires to flare up. Use a Class D fire extinguisher or a sodium chloride base dry powder to fight magnesium fires. WARNING VAPOR Do not weld on plastic molding material parts. Welding on plastic molding material parts creates toxic fumes. Fumes are hazardous to your health and can result in death. TM 9-2350-277-40&P WARNING SUMMARY – Continued b