TM-9-2350-277-34 Direct and General Maintenance Manual M113A3 M577A3 M1064A3 M1068A3 M58 Download
Page 124 of 820
TM 9-2350-277-34 PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDING LUBRICATION INSTRUCTIONS — Continued 0014 00 WARNING Magnesium may catch on fire if welded or exposed to high temperatures. Do not weld on magnesium castings or expose them to high temperatures. WARNING 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. WARNING 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 Improper disposal of magnesium can cause a fire or explosion. Do not expose magnesium to high temperatures. Let magnesium dry before placing in sealed metal containers. Label containers and ship to a Class 1 hazardous waste disposal site. 1) FAN CASTINGS. Welding on fan magnesium castings is not authorized. Do not attempt to weld on these parts. 2) FILING OR GRINDING MAGNESIUM. You must observe the following safety precautions when filing or grinding on magnesium: 0014 00-12